Government Detail

Summary

Name	Level	Type/Class	Home Rule?
Allegheny, County of	county	County (Class: 2)	yes

Detail

Census Creation Date	Created	Boundary Alteration Count	Dissolved
	Sep 24, 1788	5

Map

Name	Relationship	Status
Pennsylvania, Commonwealth of	Parent	current
Adams, Township of (Allegheny, defunct)	Child	most recent
Aleppo, Township of (Allegheny)	Child	current
Allegheny, Borough of (defunct)	Child	most recent
Allegheny, City of (defunct)	Child	most recent
Allegheny, City of (proposed)	Child	proposed
Allegheny, Township of (Venango)	Child	former
Allentown, Borough of (Allegheny, defunct)	Child	most recent
Aspinwall, Borough of	Child	current
Avalon, Borough of	Child	current
Bailey, Township of (proposed)	Child	proposed
Baldwin, Borough of	Child	current
Baldwin, Township of	Child	current
Banksville, Borough of (proposed)	Child	proposed
Beaver, Borough of	Child	former
Beaver, Township of (Allegheny, defunct)	Child	most recent
Beechview, Borough of (defunct)	Child	most recent
Beechwood, Borough of (proposed)	Child	proposed
Bell Acres, Borough of	Child	current
Bellevue, Borough of (Allegheny)	Child	current
Beltzhoover, Borough of (defunct)	Child	most recent
Ben Avon Heights, Borough of	Child	current
Ben Avon, Borough of	Child	current
Bethel Park, Borough of (defunct)	Child	most recent
Bethel Park, Municipality of	Child	current
Bethel, Borough of (Allegheny, defunct)	Child	most recent
Bethel, Township of (Allegheny, defunct)	Child	most recent
Big Beaver, Township of (Beaver, defunct)	Child	former
Birmingham, Borough of (Allegheny, defunct)	Child	most recent
Blawnox, Borough of	Child	current
Boston, Borough of (proposed)	Child	proposed
Brackenridge, Borough of	Child	current
Braddock Hills, Borough of	Child	current
Braddock, Borough of	Child	current
Braddock, Township of (defunct)	Child	most recent
Bradford Woods, Borough of	Child	current
Bradfordwoods, Borough of (alternate)	Child	variant
Brentwood, Borough of	Child	current
Bridgeville, Borough of	Child	current
Brown, Township of (Allegheny, defunct)	Child	most recent
Brushton, Borough of (defunct)	Child	most recent
Buffalo, Township of (Butler)	Child	former
Camden, Borough of (defunct)	Child	most recent
Carnegie Manor, Borough of (proposed)	Child	proposed
Carnegie, Borough of	Child	current
Carrick, Borough of (defunct)	Child	most recent
Castle Shannon, Borough of	Child	current
Cecil, Township of	Child	former
Chalfant, Borough of	Child	current
Chartiers, Borough of (defunct)	Child	most recent
Chartiers, Township of (Allegheny, defunct)	Child	most recent
Cheswick, Borough of	Child	current
Christy Park, Borough of (defunct)	Child	most recent
Churchill, Borough of	Child	current
Clairton, Borough of (defunct)	Child	most recent
Clairton, City of (defunct)	Child	most recent
Clairton, Municipality of	Child	current
Collier, Township of	Child	current
Collins, Township of (defunct)	Child	most recent
Conneaut, Township of (Crawford)	Child	former
Connoquenessing, Township of (defunct)	Child	former
Coraopolis, Borough of	Child	current
Crafton, Borough of	Child	current
Crescent Beach, Borough of (proposed)	Child	proposed
Crescent, Township of	Child	current
Davis, Borough of (proposed)	Child	proposed
Deer, Township of (defunct)	Child	most recent
Dickinson, Township of (Allegheny, defunct)	Child	most recent
Dormont, Borough of	Child	current
Dravosburg, Borough of	Child	current
Duquesne, Borough of (1849-1868, defunct)	Child	most recent
Duquesne, Borough of (1891-1918, defunct)	Child	most recent
Duquesne, City of	Child	current
East Beaver, Township of (proposed)	Child	proposed
East Birmingham, Borough of (defunct)	Child	most recent
East Deer, Township of	Child	current
East McKeesport, Borough of	Child	current
East Pittsburgh, Borough of	Child	current
Eden Park, Borough of (defunct)	Child	most recent
Edgewood, Borough of	Child	current
Edgeworth, Borough of	Child	current
Elizabeth, Borough of	Child	current
Elizabeth, Township of (Allegheny)	Child	current
Elliott, Borough of (defunct)	Child	most recent
Emsworth, Borough of	Child	current
Erie, Township of (defunct)	Child	former
Esplen, Borough of (defunct)	Child	most recent
Etna, Borough of	Child	current
Ewing, Township of (proposed)	Child	proposed
Exeter, Township of (Butler, proposed)	Child	proposed
Fawn, Township of (Allegheny)	Child	current
Fayette, Township of (Allegheny, defunct)	Child	most recent
Findlay, Township of	Child	current
First Moon, Township of (defunct)	Child	former
Forest Hills, Borough of	Child	current
Forward, Township of (Allegheny)	Child	current
Fox Chapel, Borough of	Child	current
Franklin Park, Borough of	Child	current
Franklin, Township of (Allegheny, 1823-1961, defunct)	Child	most recent
Franklin, Township of (Westmoreland, defunct)	Child	former
Frazer, Township of	Child	current
Garfield, Borough of (proposed)	Child	proposed
Glassport, Borough of	Child	current
Glen Osborne, Borough of	Child	current
Glenfield, Borough of	Child	current
Glenosborne, Borough of (alternate)	Child	variant
Glenosburn, Borough of (alternate)	Child	variant
Glenshaw, Borough of (proposed)	Child	proposed
Green Tree, Borough of	Child	current
Green Valley, Borough of (proposed)	Child	proposed
Greenfield, Township of (Erie)	Child	former
Hampton, Township of	Child	current
Hanover, Township of (Beaver)	Child	former
Harmar, Township of	Child	current
Harrison, Township of (Allegheny)	Child	current
Hartford, Borough of (Allegheny, proposed)	Child	proposed
Hays, Borough of (defunct)	Child	most recent
Haysville, Borough of	Child	current
Heidelberg, Borough of (Allegheny)	Child	current
Heidelberg, Township of (Butler, proposed)	Child	proposed
Homestead, Borough of	Child	current
Huntingdon, Township of (Westmoreland, defunct)	Child	former
Idlewood, Borough of (proposed)	Child	proposed
Indiana, Township of	Child	current
Ingram, Borough of	Child	current
Irwin, Township of	Child	former
Jefferson Hills, Borough of	Child	current
Jefferson, Borough of (Allegheny, defunct)	Child	most recent
Jefferson, Township of (Allegheny, defunct)	Child	most recent
Kennedy, Township of	Child	current
Kilbuck, Township of	Child	current
Kirkpatrick, Township of (defunct)	Child	most recent
Knoxville, Borough of (Allegheny, defunct)	Child	most recent
Lawrenceville, Borough of (Allegheny, defunct)	Child	most recent
LeBoeuf, Township of	Child	proposed
Leet, Township of	Child	current
Leetsdale, Borough of	Child	current
Liberty, Borough of (Allegheny)	Child	current
Liberty, Township of (Allegheny, defunct)	Child	most recent
Library, Borough of (proposed)	Child	proposed
Lincoln Place, Borough of (proposed)	Child	proposed
Lincoln, Borough of	Child	current
Lincoln, Township of (Allegheny, defunct)	Child	most recent
Little Beaver, Township of	Child	former
Lower Baldwin, Township of (proposed)	Child	proposed
Lower Saint Clair, Township of (defunct)	Child	most recent
Macklin, Borough of (proposed)	Child	proposed
Magee, Township of (proposed)	Child	proposed
Manchester, Borough of (Allegheny, defunct)	Child	most recent
Mansfield, Borough of (Allegheny, defunct)	Child	most recent
Mansfield, Township of (proposed)	Child	proposed
Maple, Borough of (proposed)	Child	proposed
Marion, Township of (Allegheny, defunct)	Child	most recent
Marshall, Township of	Child	current
McCandless, Town of	Child	current
McCandless, Township of (defunct)	Child	most recent
McClure, Township of (defunct)	Child	most recent
McDonald, Borough of	Child	current
McKees Rocks, Borough of	Child	current
McKeesport, Borough of (defunct)	Child	most recent
McKeesport, City of	Child	current
McNair, Township of (defunct)	Child	most recent
Mead, Township of (Crawford, defunct)	Child	former
Mellon, Township of (proposed)	Child	proposed
Mentone, Borough of (proposed)	Child	proposed
Middlesex, Township of (Butler)	Child	former
Mifflin, Township of (Allegheny, defunct)	Child	most recent
Millvale, Borough of	Child	current
Monongahela, Borough of (defunct)	Child	most recent
Monroeville, Borough of (defunct)	Child	most recent
Monroeville, Municipality of	Child	current
Montooth, Borough of (defunct)	Child	most recent
Moon, Township of (Allegheny)	Child	current
Moon, Township of (Allegheny, defunct)	Child	most recent
Mount Lebanon, Borough of (proposed)	Child	proposed
Mount Lebanon, Municipality of	Child	current
Mount Lebanon, Township of (defunct)	Child	most recent
Mount Oliver, Borough of	Child	current
Mount Washington, Borough of (defunct)	Child	most recent
Munhall, Borough of	Child	current
Neshannock, Township of	Child	former
Neville, Township of	Child	current
New Allegheny, City of (proposed)	Child	proposed
New Sewickley, Township of	Child	former
Noblestown, Borough of (defunct)	Child	most recent
North Beaver, Township of (Lawrence)	Child	former
North Braddock, Borough of	Child	current
North Clairton, Borough of (defunct)	Child	most recent
North End, District of (defunct)	Child	most recent
North Fayette, Township of	Child	current
North Sewickley, Township of	Child	former
North Versailles, Township of	Child	current
Northern Liberties, Borough of (defunct)	Child	most recent
Nottingham, Township of (Washington)	Child	former
O'Hara, Township of	Child	current
Oakdale, Borough of	Child	current
Oakland, Township of (Allegheny, defunct)	Child	most recent
Oakmont, Borough of	Child	current
Ohio, Township of (Allegheny)	Child	current
Oil Creek, Township of (Crawford)	Child	former
Ormsby, Borough of (defunct)	Child	most recent
Os-burn, Borough of (alternate)	Child	variant
Osborn, Borough of (alternate)	Child	variant
Osborne, Borough of (alternate)	Child	variant
Osborne, Borough of (defunct)	Child	most recent
Osburn, Borough of (alternate)	Child	variant
Overbrook, Borough of (defunct)	Child	most recent
Patton, Township of (Allegheny, defunct)	Child	most recent
Peebles, Township of (defunct)	Child	most recent
Penn Hills, City of (proposed)	Child	proposed
Penn Hills, Municipality of	Child	current
Penn Hills, Township of (defunct)	Child	most recent
Penn, Township of (Allegheny, defunct)	Child	most recent
Pennsbury Village, Borough of	Child	current
Peters, Township of (Washington)	Child	former
Pine, Township of (Allegheny)	Child	current
Pitcairn, Borough of	Child	current
Pitt, Township of (defunct)	Child	most recent
Pittsburg, Borough of (alternate)	Child	variant
Pittsburg, City of (alternate)	Child	variant
Pittsburg, Township of (alternate)	Child	variant
Pittsburgh, Borough of (defunct)	Child	most recent
Pittsburgh, City of	Child	current
Pittsburgh, Township of (defunct)	Child	most recent
Pleasant Hills, Borough of	Child	current
Plum, Borough of	Child	current
Plum, Township of (Allegheny, defunct)	Child	most recent
Port Vue, Borough of	Child	current
Rankin Station, Borough of (defunct)	Child	most recent
Rankin, Borough of	Child	current
Reserve, Township of	Child	current
Reynoldton, Borough of (defunct)	Child	most recent
Reynoldton, City of (proposed)	Child	proposed
Richland, Township of (Allegheny)	Child	current
Richvale, Borough of (proposed)	Child	proposed
Ringold, Township of (defunct)	Child	most recent
Robinson, Borough of (proposed)	Child	proposed
Robinson, Township of (Allegheny)	Child	current
Robinson, Township of (Washington)	Child	former
Rolling Hills, Borough of (proposed)	Child	proposed
Ross, Township of (Allegheny)	Child	current
Rosslyn Farms, Borough of	Child	current
Rostraver, Township of	Child	former
Saint Clair, Borough of (Allegheny, 1870-1873, defunct)	Child	most recent
Saint Clair, Borough of (Allegheny, 1906-1923, defunct)	Child	most recent
Saint Clair, Township of (Allegheny, defunct)	Child	most recent
Scott, Borough of (proposed)	Child	proposed
Scott, Township of (Allegheny)	Child	current
Second Moon, Township of (defunct)	Child	former
Sewickley Heights, Borough of	Child	current
Sewickley Heights, Township of (defunct)	Child	most recent
Sewickley Hills, Borough of	Child	current
Sewickley, Borough of	Child	current
Sewickley, Township of (Allegheny, defunct)	Child	most recent
Sewickley, Township of (Beaver, defunct)	Child	former
Shaler, Township of	Child	current
Sharpsburg, Borough of	Child	current
Sharpsburgh, Borough of (alternate)	Child	variant
Sheraden, Borough of (defunct)	Child	most recent
Slippery Rock, Township of (Butler)	Child	former
Snowden, Township of (defunct)	Child	most recent
South Beaver, Township of	Child	former
South Fayette, Township of	Child	current
South Park, Township of	Child	current
South Pittsburg, Borough of (alternate)	Child	variant
South Pittsburgh, Borough of (defunct)	Child	most recent
South Versailles, Township of	Child	current
Spring Garden, Borough of (defunct)	Child	most recent
Springdale, Borough of	Child	current
Springdale, Township of	Child	current
Springfield, Township of (Erie)	Child	former
Sterrett, Township of (defunct)	Child	most recent
Stewartstown, Borough of (Allegheny, proposed)	Child	proposed
Stowe, Township of	Child	current
Swissvale, Borough of	Child	current
Tarentum, Borough of	Child	current
Temperanceville, Borough of (defunct)	Child	most recent
Thornburg, Borough of	Child	current
Trafford City, Borough of (defunct)	Child	most recent
Trafford, Borough of	Child	current
Turtle Creek, Borough of	Child	current
Union, Borough of (Allegheny, defunct)	Child	most recent
Union, Township of (Allegheny, defunct)	Child	most recent
Upper Baldwin, Township of (proposed)	Child	proposed
Upper Saint Clair, Township of	Child	current
Verona, Borough of	Child	current
Versailles, Borough of	Child	current
Versailles, Township of (1875-1948, defunct)	Child	most recent
Versailles, Township of (thru 1869, defunct)	Child	most recent
Wall, Borough of	Child	current
Walurba, Place of (unincorporated)	Child	unincorporated
Waterford, Township of (Erie)	Child	former
West Beaver, Township of (Beaver, proposed)	Child	proposed
West Bellevue, Borough of (defunct)	Child	most recent
West Deer, Township of	Child	current
West Elizabeth, Borough of	Child	current
West Homestead, Borough of	Child	current
West Liberty, Borough of (Allegheny, defunct)	Child	most recent
West Mifflin, Borough of	Child	current
West Pittsburgh, Borough of (defunct)	Child	most recent
West View, Borough of	Child	current
Westinghouse, Borough of (proposed)	Child	proposed
Westwood, Borough of (defunct)	Child	most recent
Whitaker, Borough of	Child	current
White Oak, Borough of	Child	current
Whitehall, Borough of (Allegheny)	Child	current
Wilkins, Borough of (proposed)	Child	proposed
Wilkins, Township of	Child	current
Wilkinsburg, Borough of	Child	current
Wilmerding, Borough of	Child	current
Wilson, Borough of (Allegheny, defunct)	Child	most recent
Wilson, Borough of (Allegheny, proposed)	Child	proposed
Youghiogheny, Township of (Allegheny, proposed)	Child	proposed

Identifier

Detail	Type	Source	Identifier	Relationship	Web Link
View	census	US Census Bureau FIPS: County	42003	Lead
View	geologic	USGS GNIS: Civil	1213657	Lead	View
View	other	Wikidata	Q156291	Lead	View
View	state	Pennsylvania DCED: County	02	Lead

Affected Government

Detail	How Affected	Adverse Government	How Adverse Affected	Date
View	Ascertainment	Westmoreland, County of	Ascertainment	1788
View	Creation	Northumberland, County of	Reduction	Sep 24, 1788
View	Creation	Washington, County of	Reduction	Sep 24, 1788
View	Creation	Westmoreland, County of	Reduction	Sep 24, 1788
View	Expansion	Washington, County of	Reduction	Sep 17, 1789
View	Expansion	Unorganized (placeholder)	Reduction	Apr 3, 1792
View	Expansion	Beaver, County of	Creation (Within)	Mar 12, 1800
View	Expansion	Washington, County of	Reduction	Mar 12, 1800
View	Part	Beaver, County of	Creation (Within)	Mar 12, 1800
View	Part	Butler, County of	Creation (Within)	Mar 12, 1800
View	Reduction	Armstrong, County of	Creation (Within)	Mar 12, 1800
View	Reduction	Crawford, County of	Creation	Mar 12, 1800
View	Reduction	Erie, County of	Creation (Within)	Mar 12, 1800
View	Reduction	Mercer, County of	Creation (Within)	Mar 12, 1800
View	Reduction	Venango, County of	Creation (Within)	Mar 12, 1800
View	Reduction	Warren, County of	Creation (Within)	Mar 12, 1800
View	Reduction	Westmoreland, County of	Expansion	Mar 12, 1800
View	Reduction	Beaver, County of	Separation	Nov 7, 1803
View	Reduction	Butler, County of	Separation	Nov 7, 1803
View	Swap	Washington, County of	Swap	Apr 10, 1807
View	Ascertainment	Washington, County of	Ascertainment	Apr 4, 1890
View	Ascertainment	Westmoreland, County of	Ascertainment	Mar 6, 1961
View	Ascertainment	Westmoreland, County of	Ascertainment	1982–1985
View	Ascertainment	Westmoreland, County of	Ascertainment	1990–1991

Affected Government Form

Detail	Government Form	Date
View	County	Sep 24, 1788
View	County, 2nd Class	Jul 10, 1919
View	County, 2nd Class (Home Rule Charter)	Jan 1, 2000

Other Successful Event Links

Detail	Type	Description	Successful?	Date
View	Tribal Land Cession	Pennsylvania 1768 Tribal Land Cession	yes+	1768
View	New Township	Bedford County 1771 Township Division	yes+	Apr 16, 1771
View	New Township	Westmoreland County 1773 Township Division	yes*	Apr 6, 1773
View	New Township	Wharton Township 1781 Creation	yes+	Jan 9, 1781
View	New Township	Dickinson Township 1784 Creation	yes*	Sep 28, 1784
View	Annexation	Northumberland County-Westmoreland County 1785 Annexation	yes+	1785
View	New Township	Allegheny County 1788 Township Division	yes	Dec 18, 1788
View	Boundary Realignment	Pitt Township-Plum Township 1789 Boundary Realignment	yes*	Jun 1789
View	New Township	Fayette Township 1790 Creation	yes+	Mar 1790
View	New Township	Pittsburgh Township 1792 Creation	yes+	Sep 6, 1792
View	New Borough	Pittsburgh Borough 1794 Creation	yes	Apr 22, 1794
View	New Township	Irwin Township-Mead Township 1795 Creation	yes+	Dec 1795
View	New Township	Beaver Township-Deer Township-Pine Township 1796 Creation	yes+	Jun 1796
View	New Township	Erie Township 1796 Creation	yes+	Jun 1796
View	New Township	Buffalo Township 1797 Creation	yes+	Dec 1797
View	New Township	Sewickley Township 1797 Creation	yes+	Dec 1797
View	New Township	First Moon Township-Second Moon Township 1799 Creation	yes+	1799
View	New Township	North Beaver Township-South Beaver Township 1799 Creation	yes+	1799
View	New Township	Connoquenessing Township 1799 Creation	yes+	1799
View	New Township	Greenfield Township 1799 Creation	yes+	1799
View	New Township	Middlesex Township 1799 Creation	yes+	1799
View	New Township	Neshannock Township 1799 Creation	yes+	1799
View	New Township	Robinson Township 1799 Creation	yes+	1799
View	New Township	Slippery Rock Township 1799 Creation	yes+	1799
View	New Township	Waterford Township 1799 Creation	yes+	1799
View	New Township	Allegheny Township 1800 Creation	yes+	1800
View	New Township	Conneaut Township 1800 Creation	yes+	1800
View	New Township	Oil Creek Township 1800 Creation	yes+	1800
View	New Township	Springfield Township 1800 Creation	yes+	1800
View	New Township	New Sewickley Township-North Sewickley Township 1801 Creation	yes+	Mar 24, 1801
View	New Township	Big Beaver Township-Little Beaver Township 1801 Creation	yes+	Dec 1801
View	New Borough	Beaver Borough 1802 Creation	yes	Mar 29, 1802
View	New Township	Ohio Township 1803 Creation	yes+	Sep 1803
View	Charter Amendment	Pittsburgh Borough 1804 Charter Amendment	yes	Mar 17, 1804
View	New Township	Indiana Township 1805 Creation	yes+	Dec 26, 1805
View	New Township	Ross Township 1809 Creation	yes+	Nov 1809
View	New City	Pittsburgh City 1816 Creation	yes	Jul 9, 1816
View	New Township	Findlay Township 1820 Creation	yes+	Jan 1820
View	New Township	Wilkins Township 1821 Creation	yes*	Nov 10, 1821
View	New Township	Franklin Township 1823 Creation	yes*	Aug 1823
View	New Borough	Birmingham Borough 1826 Creation	yes	Apr 10, 1826
View	Charter Revival	Birmingham Borough 1827 Charter Revival	yes	Apr 13, 1827
View	New Township	Jefferson Township 1828 Creation	yes*	Jan 1828
View	New Borough	Allegheny Borough 1828 Creation	yes	May 13, 1828
View	Separation	Allegheny Borough 1829 Separation	yes	Mar 19, 1829
View	New Borough	Northern Liberties Borough 1829 Creation	yes	May 12, 1829
View	Separation	Birmingham Borough 1831 Separation	yes	Apr 2, 1831
View	Annexation	Jefferson Township-Mifflin Township 1832 Annexation	yes+	1832
View	New Township	Peebles Township 1833 Creation	yes*	Nov 26, 1833
View	New Borough	Lawrenceville Borough 1834 Creation	yes	Feb 18, 1834
View	New Borough	Elizabeth Borough 1834 Creation	yes	Apr 5, 1834
View	New Township	Reserve Township 1835 Creation	yes*	Oct 1835
View	Charter Amendment (Annexation-Specific)	Pittsburgh City 1836 Charter Amendment (Annexation-Specific)	yes*	1836
View	New Township	East Deer Township-West Deer Township 1836 Creation	yes*	Oct 1836
View	Annexation	Indiana Township-East Deer Township 1836 Annexation	yes+	1836
View	Charter Amendment (Annexation-Specific)	Pittsburgh City 1837 Charter Amendment (Annexation-Specific)	yes*	1837
View	Dissolution	Northern Liberties Borough-Pittsburgh City 1837 Merger	yes	Mar 1, 1837
View	Annexation	Saint Clair Township-Birmingham Borough 1838 Annexation	yes	Mar 30, 1838
View	Annexation	Reserve Township-Allegheny Borough 1838 Annexation	yes	Jul 1, 1838
View	New Township	Lower Saint Clair Township-Upper Saint Clair Township 1838 Creation	yes*	1838
View	New City	Allegheny City 1840 Creation	yes*	Jul 17, 1840
View	New Borough	Noblestown Borough 1840 Creation	yes*	Dec 16, 1840
View	New Borough	Tarentum Borough 1842 Creation	yes	Mar 18, 1842
View	New Borough	Sharpsburg Borough 1842 Creation	yes	Mar 26, 1842
View	New Borough	McKeesport Borough 1842 Creation	yes	Jul 11, 1842
View	New Borough	Manchester Borough 1843 Creation	yes	Nov 2, 1843
View	New Township	Baldwin Township 1844 Creation	yes*	Feb 24, 1844
View	Election Separation	Manchester Borough 1844 Election Separation	yes	Mar 9, 1844
View	Annexation	Peebles Township-Lawrenceville Borough 1845 Annexation	yes*	1845
View	Annexation	Pittsburgh City 1845 Ordinance	yes	Jul 7, 1845
View	New Township	Snowden Township 1845 Creation	yes*	Oct 6, 1845
View	School District Annexation	Plum Township-Franklin Township 1846 School District Annexation	yes*	1846
View	New Township	Brown Township-Ringold Township 1846 Creation	yes*	Jun 15, 1846
View	New Name	North Fayette Township-South Fayette Township 1846 Creation	yes	Oct 17, 1846
View	Annexation	Pittsburgh City Ordinance of 4 November 1846	yes	Nov 4, 1846
View	Annexation	Pittsburgh City Ordinance of 4 December 1846	yes	Dec 4, 1846
View	Annexation	Pittsburgh City Ordinance of 15 December 1846	yes	Dec 15, 1846
View	Boundary Realignment	Jefferson Township-Snowden Township 1847 Boundary Realignment	yes*	1847
View	Annexation	Lawrenceville Borough-Peebles Township 1847 Annexation	yes*	1847
View	Election Separation	McKeesport Borough 1847 Election Separation	yes	Feb 13, 1847
View	New Township	Marion Township 1847 Creation	yes*	Mar 20, 1847
View	New Name	Shaler Township 1847 Creation	yes*	Mar 20, 1847
View	New Borough	South Pittsburgh Borough 1848 Creation	yes	Mar 17, 1848
View	New Borough	West Elizabeth Borough 1848 Creation	yes	Apr 3, 1848
View	Dissolution	Noblestown Borough 1849 De Facto Dissolution	yes*	1849
View	New Township	Patton Township 1849 Creation	yes*	Mar 24, 1849
View	New Borough	Duquesne Borough 1849 Creation	yes	May 4, 1849
View	New Borough	East Birmingham Borough 1849 Creation	yes	May 18, 1849
View	Annexation	Peebles Township-Lawrenceville Borough 1850 Annexation	yes*	1850
View	New Township	Collins Township 1850 Creation	yes*	Jun 3, 1850
View	New Township	Adams Township 1850 Creation	yes*	Jul 8, 1850
View	New Name	McNair Township 1850 Creation	yes*	Aug 31, 1850
View	New School District	Findlay Township-Hopewell Township-Independence Township-Moon Township 1851 Independent School District	yes*	1851
View	New Name	Penn Township 1851 Creation	yes	Feb 10, 1851
View	New Township	McCandless Township 1851 Creation	yes*	Mar 22, 1851
View	New Township	Chartiers Township 1851 Creation	yes*	Apr 12, 1851
View	Annexation	Collins Township-Lawrenceville Borough 1852 Annexation	yes*	1852
View	General Law	Lawrenceville Borough 1852 Partial General Law	yes*	1852
View	New Borough	West Pittsburgh Borough 1853 Creation	yes*	Feb 19, 1853
View	New Borough	Sewickley Borough 1853 Creation	yes	Jul 12, 1853
View	New Township	Sewickley Township 1854 Creation	yes*	Jan 28, 1854
View	General Law	Manchester Borough 1854 General Law	yes	Apr 8, 1854
View	New Township	Neville Township 1854 Creation	yes*	Apr 8, 1854
View	General Law	Lawrenceville Borough 1854 General Law	yes	Jun 3, 1854
View	Boundary Realignment	Birmingham Borough 1855 Boundary Realignment	yes*	1855
View	New Township	Crescent Township 1855 Creation	yes*	Nov 17, 1855
View	General Law	McKeesport Borough 1856 General Law	yes	Feb 9, 1856
View	New Township	Fawn Township 1857 Creation	yes*	Mar 28, 1857
View	Boundary Realignment	Jefferson Township-Mifflin Township 1858 Boundary Ascertainment	yes*	1857–1858
View	New Borough	Monongahela Borough 1858 Creation	yes	Apr 8, 1858
View	New School District	Jefferson Township-Mifflin Township 1859 Independent School District	yes*	1858–1859
View	New Township	McClure Township 1859 Creation	yes	Jan 8, 1859
View	New Borough	Temperanceville Borough 1859 Creation	yes	Nov 2, 1859
View	New Township	Richland Township 1860 Creation	yes*	Jun 7, 1860
View	General Law	Sharpsburg Borough 1860 General Law	yes	Jun 23, 1860
View	New Township	Kirkpatrick Township 1860 Creation	yes*	Sep 29, 1860
View	New Name	Union Township 1861 Creation	yes*	Feb 9, 1861
View	New Township	Hampton Township 1861 Creation	yes*	Feb 18, 1861
View	New Township	Scott Township 1861 Creation	yes*	Jun 29, 1861
View	Boundary Realignment	Lower Saint Clair Township-Scott Township 1862 Boundary Realignment	yes	Mar 7, 1862
View	Annexation	South Fayette Township-Scott Township 1862 Annexation	yes*	Dec 23, 1862
View	New Township	Harrison Township 1863 Creation	yes*	Apr 1, 1863
View	New Township	Marshall Township 1863 Creation	yes*	Jun 3, 1863
View	Annexation	Collins Township-Lawrenceville Borough 1864 Annexation	yes	Mar 4, 1864
View	Annexation	Shaler Township-Ross Township 1864 Annexation	yes	May 6, 1864
View	New Township	Liberty Township 1864 Creation	yes*	Dec 3, 1864
View	School District Annexation	Hampton Township-McCandless Township 1865 School District Annexation	yes*	1865
View	Boundary Realignment	Liberty Township-Peebles Township 1866 Boundary Realignment	yes*	1866
View	Plat Recording	Temperanceville Borough 1866 Plat Recording	yes*	1866
View	New Borough	Mount Washington Borough 1866 Creation	yes	Apr 12, 1866
View	New Township	Oakland Township 1866 Creation	yes	Nov 17, 1866
View	General Law	Tarentum Borough 1867 General Law	yes*	1867
View	Annexation	McClure Township-Reserve Township to Allegheny City 1867 Annexation	yes	Apr 9, 1867
View	Dissolution	Manchester Borough-Allegheny City 1867 Merger	yes	Apr 11, 1867
View	New Borough	Braddock Borough 1867 Creation	yes	Jun 8, 1867
View	New Borough	Bellevue Borough 1867 Creation	yes	Sep 7, 1867
View	New School District	Allegheny City-Reserve Township 1868 Independent School District	yes*	1868
View	Annexation	McClure Township-Ross Township to Reserve Township 1868 Annexation	yes*	1868
View	Dissolution	Collins Township-Lawrenceville Borough-Liberty Township-Oakland Township-Peebles Township-Pitt Township to Pittsburgh City 1868 Merger	yes	Jan 6, 1868
View	New Borough	Millvale Borough 1868 Creation	yes	Feb 13, 1868
View	Dissolution	Duquesne Borough-Allegheny City 1868 Merger	yes	Feb 27, 1868
View	New Borough	Ormsby Borough 1868 Creation	yes*	Sep 8, 1868
View	New Borough	Etna Borough 1868 Creation	yes	Sep 25, 1868
View	School District Dissolution	Allegheny City-Reserve Township 1869 Independent School District Dissolution	yes*	1869
View	Annexation	Shaler Township-Sharpsburg Borough Reconstructed 1865-1869 Annexation	yes?	1865–1869
View	New Township	Kilbuck Township 1869 Creation	yes*	Mar 1, 1869
View	Annexation	Mount Washington Borough to Lower Saint Clair Township-Union Township 1869 Annexation	yes	Mar 1, 1869
View	New Borough	Union Borough 1869 Creation	yes	Mar 11, 1869
View	Annexation	Lower Saint Clair Township-Mount Washington Borough 1869 Annexation	yes	Mar 24, 1869
View	New Township	Forward Township-Lincoln Township 1869 Creation	yes*	Mar 29, 1869
View	New Township	Leet Township 1869 Creation	yes	Jun 26, 1869
View	New Township	North Versailles Township-South Versailles Township 1869 Creation	yes	Sep 18, 1869
View	New Township	Stowe Township 1869 Creation	yes*	Dec 6, 1869
View	New Borough	Allentown Borough 1870 Creation	yes*	Mar 12, 1870
View	New Borough	Saint Clair Borough 1870 Creation	yes	Sep 8, 1870
View	Annexation	McClure Township-Allegheny City 1870 Annexation	yes	Oct 1, 1870
View	Charter Amendment (Annexation-General)	Pittsburgh City 1871 Charter Amendment (Annexation-General)	yes*	1871
View	New Borough	Verona Borough 1871 Creation	yes	May 10, 1871
View	Annexation	Millvale Borough-Shaler Township 1871 Annexation	yes	May 18, 1871
View	New City District	North End District 1871 Creation	yes	Jul 1, 1871
View	School District Annexation	East Deer Township-Indiana Township 1872 School District Annexation	yes*	1871–1872
View	Annexation	Reserve Township-Allegheny City 1872 Annexation	yes	Apr 4, 1872
View	New Borough	Chartiers Borough 1872 Creation	yes	Sep 6, 1872
View	New Borough	Mansfield Borough 1872 Creation	yes	Sep 19, 1872
View	Dissolution	Pittsburgh City 1872 Borough Mergers	yes	Nov 4, 1872
View	Annexation	South Versailles Township-McKeesport Borough 1873 Annexation	yes*	1873
View	Dissolution	North End District-Allegheny City 1873 Merger	yes*	Mar 21, 1873
View	Dissolution	McClure Township-Allegheny City 1873 Merger	yes	Apr 15, 1873
View	Plat Recording	Elizabeth Borough 1874 Plat Recording	yes*	1874
View	Charter Amendment	Pittsburgh City 1874 Charter Amendment	yes*	1874
View	City Classification	Pennsylvania 1874 City Classification	yes	May 23, 1874
View	New Borough	West Bellevue Borough 1874 Creation	yes	Dec 9, 1874
View	New Township	Collier Township 1875 Creation	yes	Jun 7, 1875
View	New Township	Harmar Township-O'Hara Township 1875 Creation	yes*	Jun 8, 1875
View	New Borough	Beltzhoover Borough 1875 Creation	yes	Jun 9, 1875
View	New Township	Versailles Township 1875 Creation	yes	Jul 3, 1875
View	New Township	Springdale Township 1875 Creation	yes*	Dec 7, 1875
View	New Borough	Camden Borough 1875 Creation	yes	Dec 15, 1875
View	Annexation	Collier Township-Robinson Township Reconstructed 1875-1876 Annexation	yes?	1875–1876
View	School District Annexation	Elizabeth Township-Elizabeth Borough 1876 School District Annexation	yes*	1875–1876
View	Annexation	Lower Saint Clair Township-Baldwin Township 1876 Annexation	yes*	1875–1876
View	Boundary Realignment	Lower Saint Clair Township-Union Township Reconstructed 1876 Boundary Realignment	yes?	1876
View	New Township	Aleppo Township 1876 Creation	yes*	Mar 6, 1876
View	New Borough	West Liberty Borough 1876 Creation	yes	Mar 7, 1876
View	Charter Amendment (Executive)	West Liberty Borough 1876 Charter Amendment (Burgess)	yes	Mar 29, 1876
View	New Name	Glenfield Borough 1876 Creation	yes*	Jun 10, 1876
View	General Law	Elizabeth Borough 1877 General Law	yes	Jul 7, 1877
View	New Borough	Knoxville Borough 1877 Creation	yes	Sep 14, 1877
View	Charter Amendment (Executive)	Knoxville Borough 1878 Charter Amendment (Burgess)	yes	Apr 22, 1878
View	Plat Recording	Sewickley Borough 1879 Plat Recording	yes*	1879
View	New Township	Sterrett Township 1879 Creation	yes*	Sep 13, 1879
View	New Borough	Homestead Borough 1880 Creation	yes	Sep 18, 1880
View	Annexation	Scott Township-Collier Township 1880 Annexation	yes	Dec 6, 1880
View	Charter Amendment (Executive)	Tarentum Borough 1881 Charter Amendment (Burgess)	yes*	1881
View	Annexation	Shaler Township-Etna Borough 1882 Annexation	yes	Sep 30, 1882
View	School District Reversion	McCandless Township-Hampton Township 1883 School District Reversion	yes*	1883
View	New Borough	Osborne Borough 1883 Creation	yes	Mar 10, 1883
View	New Borough	Spring Garden Borough 1883 Creation	yes	May 23, 1883
View	Charter Amendment	Sewickley Borough 1884 Charter Amendment	yes*	1883–1884
View	Boundary Realignment	West Liberty Borough 1884 Boundary Realignment	yes	1884
View	Annexation	Scott Township-Union Township Reconstructed 1876-1885 Annexation	yes?	1876–1885
View	New Township	Braddock Township 1885 Creation	yes	Mar 9, 1885
View	New Borough	Green Tree Borough 1885 Creation	yes	Jul 20, 1885
View	Annexation	Green Tree Borough-Union Township to Pittsburgh City Reconstructed 1885-1886 Annexation	yes?	1885–1886
View	New Township	Bethel Township 1886 Creation	yes	Jun 7, 1886
View	New Borough	Coraopolis Borough 1886 Creation	yes	Jun 12, 1886
View	New Borough	Reynoldton Borough 1886 Creation	yes	Dec 17, 1886
View	New Borough	Wilkinsburg Borough 1887 Creation	yes	Dec 2, 1887
View	New Borough	Edgewood Borough 1888 Creation	yes	Dec 1, 1888
View	New Borough	Oakmont Borough 1889 Creation	yes	Mar 4, 1889
View	New Borough	Wilmerding Borough 1890 Creation	yes	Mar 15, 1890
View	New Borough	Brushton Borough 1890 Creation	yes	Jun 24, 1890
View	Annexation	Mifflin Township-Homestead Borough 1890 Annexation	yes	Sep 24, 1890
View	New Borough	Esplen Borough 1891 Creation	yes	Mar 3, 1891
View	City Classification	Allegheny City 2nd Class	yes	Apr 6, 1891
View	New City	McKeesport City 1891 Creation	yes	Apr 6, 1891
View	New Borough	Duquesne Borough 1891 Creation	yes	Sep 12, 1891
View	Boundary Realignment	Collier Township-South Fayette Township 1891 Boundary Realignment	yes	Dec 19, 1891
View	New Borough	Crafton Borough 1892 Creation	yes	Jan 8, 1892
View	New Borough	Ben Avon Borough 1892 Creation	yes	Jan 9, 1892
View	New Borough	Elliott Borough 1892 Creation	yes	Jan 14, 1892
View	New Borough	Rankin Station Borough 1892 Creation	yes	Mar 10, 1892
View	New Borough	McKees Rocks Borough 1892 Creation	yes	Mar 15, 1892
View	Annexation	Allegheny City 1892 Ordinance	yes	Mar 29, 1892
View	Annexation	Lower Saint Clair Township-Baldwin Township 1892 Annexation	yes	May 6, 1892
View	New Borough	Turtle Creek Borough 1892 Creation	yes	Jul 28, 1892
View	Annexation	Osborne Borough-Sewickley Borough 1892 Annexation	yes	Sep 3, 1892
View	New Borough	Oakdale Borough 1892 Creation	yes	Sep 12, 1892
View	New Borough	Port Vue Borough 1892 Creation	yes	Oct 3, 1892
View	Annexation	Shaler Township-Millvale Borough 1892 Annexation	yes	Oct 4, 1892
View	New Borough	Mount Oliver Borough 1892 Creation	yes	Nov 9, 1892
View	New Borough	Aspinwall Borough 1892 Creation	yes	Dec 31, 1892
View	New Name	Avalon Borough 1893 Creation	yes*	Mar 4, 1893
View	Annexation	Sharpsburg Borough Ordinance 17	yes*	May 3, 1893
View	New Borough	Christy Park Borough 1893 Creation	yes*	Jul 1, 1893
View	Annexation	Shaler Township-Reserve Township 1894 Annexation	yes	Feb 10, 1894
View	Dissolution	Carnegie Borough 1894 Creation	yes	Mar 1, 1894
View	Boundary Realignment	Braddock Township-Rankin Station Borough 1894 Boundary Realignment	yes	Apr 11, 1894
View	New Name	Rankin Borough 1894 Creation	yes	Apr 11, 1894
View	New Borough	Sheraden Borough 1894 Creation	yes	May 8, 1894
View	Annexation	Braddock Township-Braddock Borough 1894 Annexation	yes	Jun 2, 1894
View	New Borough	Versailles Borough 1894 Creation	yes	Jun 16, 1894
View	New Borough	Pitcairn Borough 1894 Creation	yes	Jul 5, 1894
View	Annexation	Scott Township-Carnegie Borough 1894 Annexation	yes?	Oct 2, 1894
View	Dissolution	Brushton Borough-Pittsburgh City 1894 Merger	yes	Dec 18, 1894
View	Annexation	Wilmerding Borough Ordinance 54	yes*	Feb 5, 1895
View	New Borough	East Pittsburgh Borough 1895 Creation	yes	Apr 9, 1895
View	Annexation	Robinson Township-Stowe Township 1895 Annexation	yes	Jun 5, 1895
View	Boundary Realignment	Ohio Township-Sewickley Township 1895 Boundary Realignment	yes	Sep 7, 1895
View	New Borough	East McKeesport Borough 1896 Creation	yes	Jan 6, 1896
View	Annexation	Wilkinsburg Borough Ordinance 12	yes	Apr 4, 1896
View	New Borough	Emsworth Borough 1896 Creation	yes	Aug 21, 1896
View	New Borough	Montooth Borough 1897 Creation	yes	Apr 17, 1897
View	New Borough	North Braddock Borough 1897 Creation	yes	Apr 26, 1897
View	Annexation	McKeesport City Common Ordinance 1, 1897	yes	Sep 8, 1897
View	Annexation	Chartiers Township-Crafton Borough 1897 Annexation (Case 21)	yes	Sep 23, 1897
View	Annexation	Robinson Township-Collier Township Reconstructed 1890-1898 Annexation	yes?	1890–1898
View	Dissolution	Reynoldton Borough-McKeesport City 1898 Merger	yes	Jan 15, 1898
View	Dissolution	Beltzhoover Borough-Pittsburgh City 1898 Merger	yes	Mar 1, 1898
View	Dissolution	Christy Park Borough-McKeesport City 1898 Merger	yes	Jul 27, 1898
View	New Borough	Swissvale Borough 1898 Creation	yes	Jul 30, 1898
View	Annexation	Turtle Creek Borough Ordinance 109	yes	Aug 27, 1898
View	Annexation	Shaler Township-Etna Borough 1899 Annexation	yes*	Feb 18, 1899
View	Township Classification	Pennsylvania 1899 Township Classification	yes	Apr 28, 1899
View	Annexation	Elizabeth Township-Elizabeth Borough Reconstructed 1877-1900 Annexation (East Elizabeth)	yes?	1877–1900
View	Annexation	Forward Township-Elizabeth Borough Reconstructed 1877-1900 Annexation (Alfred Brauff Plat)	yes?	1877–1900
View	Annexation	Lower Saint Clair Township-Knoxville Borough 1900 Annexation	yes	Feb 19, 1900
View	First Class Township	Crescent Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	Harrison Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	Lower Saint Clair Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	Mifflin Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	Reserve Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	Shaler Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	South Versailles Township 1900 1st Class	yes	Mar 5, 1900
View	First Class Township	Union Township 1900 1st Class	yes	Mar 5, 1900
View	Annexation	Allegheny City 1900 Ordinance	yes	Jun 21, 1900
View	New Borough	West Homestead Borough 1901 Creation	yes	Jan 29, 1901
View	First Class Township	Baldwin Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Chartiers Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Leet Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Neville Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	North Versailles Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Scott Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Sterrett Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Stowe Township 1901 1st Class	yes	Mar 4, 1901
View	First Class Township	Wilkins Township 1901 1st Class	yes	Mar 4, 1901
View	Annexation	McKeesport City Select Ordinance 14, 1900	yes	Mar 30, 1901
View	New Borough	Munhall Borough 1901 Creation	yes	Jun 24, 1901
View	New Borough	Bridgeville Borough 1901 Creation	yes*	Jul 27, 1901
View	New Borough	Brackenridge Borough 1901 Creation	yes	Oct 11, 1901
View	Annexation	Homestead Borough 1901 Ordinance	yes	Oct 19, 1901
View	Annexation	Crafton Borough Ordinance 217	yes	Dec 9, 1901
View	New Borough	Hays Borough 1901 Creation	yes	Dec 12, 1901
View	Boundary Realignment	Hampton Township-Shaler Township 1902 Boundary Ascertainment	yes*	1900–1902
View	New Borough	Cheswick Borough 1902 Creation	yes	Mar 10, 1902
View	Annexation	Esplen Borough Ordinance 75	yes	Jun 13, 1902
View	New Borough	Glassport Borough 1902 Creation	yes	Jun 17, 1902
View	Annexation	Crafton Borough Ordinance 248	yes	Jul 1, 1902
View	New Borough	Ingram Borough 1902 Creation	yes	Aug 12, 1902
View	New Borough	Haysville Borough 1902 Creation	yes	Sep 27, 1902
View	General Law	Pennsylvania 1903 Consolidated Borough General Law	yes*	Feb 26, 1903
View	New Borough	Heidelberg Borough 1903 Creation	yes	Mar 14, 1903
View	New Borough	Dravosburg Borough 1903 Creation	yes	Mar 21, 1903
View	New Borough	Clairton Borough 1903 Creation	yes	Apr 25, 1903
View	Annexation	Wilkinsburg Borough Ordinance 123	yes	Jun 27, 1903
View	Annexation	McKeesport City Common Ordinance 14, 1903	yes	Sep 11, 1903
View	Annexation	McKeesport City Common Ordinance 15, 1903	yes	Sep 11, 1903
View	New Township	Kennedy Township 1903 Creation	yes*	Oct 17, 1903
View	New Township	Sewickley Heights Township 1903 Creation	yes	Dec 12, 1903
View	Annexation	McKeesport City Common Ordinance 36, 1904	yes*	1904
View	New Borough	Whitaker Borough 1904 Creation	yes	Jan 18, 1904
View	New Borough	Wall Borough 1904 Creation	yes	Jan 21, 1904
View	New Borough	Edgeworth Borough 1904 Creation	yes	Feb 9, 1904
View	Annexation	East McKeesport Borough Ordinance 45	yes	Mar 22, 1904
View	Annexation	Mount Oliver Borough Ordinance 47	yes	May 9, 1904
View	Annexation	Edgewood Borough Ordinance 204	yes	May 26, 1904
View	New Borough	Carrick Borough 1904 Creation	yes	Jul 8, 1904
View	New Borough	Leetsdale Borough 1904 Creation	yes	Nov 22, 1904
View	Annexation	Wilkinsburg Borough Ordinance 193 (Wilkins)	yes	Dec 29, 1904
View	School District Dissolution	Jefferson Township-Mifflin Township 1905 Independent School District Dissolution	yes*	1905
View	Annexation	Union Township-Scott Township Reconstructed 1896-1905 Annexation	yes?	1896–1905
View	Dissolution	Elliott Borough-Pittsburgh City 1905 Merger	yes	Jan 2, 1905
View	Annexation	North Versailles Township-Patton Township-Penn Township to Trafford City Borough 1905 Annexation	yes	Mar 6, 1905
View	New Borough	West View Borough 1905 Creation	yes	Mar 22, 1905
View	New Borough	Beechview Borough 1905 Creation	yes	Jul 28, 1905
View	Annexation	Aspinwall Borough Ordinance 137	yes	Sep 25, 1905
View	Annexation	Baldwin Township-Carrick Borough Reconstructed 1904-1906 Annexation	yes?	1904–1906
View	Dissolution	Esplen Borough-Pittsburgh City 1906 Merger	yes	Jan 1, 1906
View	Dissolution	Sterrett Township-Pittsburgh City 1906 Merger	yes	Jan 1, 1906
View	Annexation	Franklin Township-Sewickley Township 1906 Annexation	yes	Sep 8, 1906
View	New Borough	Springdale Borough 1906 Creation	yes	Oct 26, 1906
View	New Borough	Saint Clair Borough 1906 Creation	yes*	Dec 29, 1906
View	Annexation	Homestead Borough 1906 Ordinance	yes	Jan 4, 1907
View	New Borough	Wilson Borough 1907 Creation	yes	Jan 4, 1907
View	Dissolution	Montooth Borough-Pittsburgh City 1907 Merger	yes	Jan 7, 1907
View	Annexation	McKees Rocks Borough Ordinance 377	yes	Mar 23, 1907
View	Annexation	Pitcairn Borough Ordinance 208	yes	Aug 23, 1907
View	Annexation	Clairton Borough Ordinance 49	yes	Oct 17, 1907
View	Dissolution	Sheraden Borough-Pittsburgh City 1907 Merger	yes	Nov 21, 1907
View	Dissolution	Allegheny City-Pittsburgh City 1907 Consolidation	yes	Dec 6, 1907
View	Annexation	Wilkinsburg Borough Ordinance 279	yes	Dec 9, 1907
View	School District Annexation	North Fayette Township-Findlay Township 1908 School District Annexation	yes*	1907–1908
View	Boundary Realignment	Pittsburgh City 1908 Boundary Ascertainment	yes*	1908
View	Dissolution	West Liberty Borough-Pittsburgh City 1908 Merger	yes	Jan 6, 1908
View	Annexation	Homestead Borough 1908 Ordinance	yes	Feb 4, 1908
View	Annexation	Carnegie Borough Ordinance 165	yes	Feb 26, 1908
View	Annexation	Pittsburgh City Ordinance 552	yes*	Oct 29, 1908
View	New Name	Trafford Borough 1908 Creation	yes*	Nov 9, 1908
View	Dissolution	Beechview Borough-Pittsburgh City 1909 Merger	yes	Jan 4, 1909
View	Annexation	Pittsburgh City Ordinance 551	yes	Jan 4, 1909
View	Annexation	Munhall Borough Ordinance 48	yes	Mar 11, 1909
View	New Borough	Dormont Borough 1909 Creation	yes	Mar 31, 1909
View	New Borough	Thornburg Borough 1909 Creation	yes	Jun 26, 1909
View	Annexation	Tarentum Borough Ordinance 413	yes	Oct 1, 1909
View	Annexation	Dormont Borough Ordinance 16	yes	Nov 26, 1909
View	Annexation	Pitcairn Borough Ordinance 255	yes*	1910
View	Annexation	Tarentum Borough Ordinance 438	yes	Jul 30, 1910
View	Annexation	Crafton Borough Ordinance 482	yes	Nov 7, 1910
View	Annexation	Turtle Creek Borough Ordinance 290	yes	Dec 20, 1910
View	New School District	Murdocksville Independent School District 1911 Creation	yes*	1911
View	Annexation	Carrick Borough Ordinance 272	yes	Jun 3, 1911
View	Annexation	Ingram Borough Ordinance 313	yes	Jun 14, 1911
View	Annexation	East McKeesport Borough Ordinance 84	yes	Sep 6, 1911
View	Boundary Realignment	Avalon Borough-Bellevue Borough 1912 Boundary Ascertainment	yes*	1912
View	First Class Township	Braddock Township 1912 1st Class	yes	Jan 1, 1912
View	First Class Township	Collier Township 1912 1st Class	yes	Jan 1, 1912
View	First Class Township	Elizabeth Township 1912 1st Class	yes	Jan 1, 1912
View	First Class Township	Jefferson Township 1912 1st Class	yes	Jan 1, 1912
View	Second Class Township	Leet Township 1912 2nd Class	yes	Jan 1, 1912
View	Second Class Township	Neville Township 1912 2nd Class	yes	Jan 1, 1912
View	First Class Township	Penn Township 1912 1st Class	yes	Jan 1, 1912
View	Annexation	Pittsburgh City Ordinance 312	yes	Jan 1, 1912
View	First Class Township	South Fayette Township 1912 1st Class	yes	Jan 1, 1912
View	New Township	Mount Lebanon Township 1912 Creation	yes	Feb 6, 1912
View	Annexation	Hays Borough Ordinance 35	yes	Mar 7, 1912
View	General Law	Verona Borough 1912 General Law	yes	May 11, 1912
View	Boundary Realignment	North Versailles Township-Versailles Township 1912 Boundary Ascertainment	yes	Jun 15, 1912
View	New Borough	Liberty Borough 1912 Creation	yes	Sep 7, 1912
View	Annexation	Wilkinsburg Borough-Edgewood Borough 1912 Annexation	yes	Sep 10, 1912
View	New Borough	Westwood Borough 1912 Creation	yes	Oct 3, 1912
View	Annexation	Pitcairn Borough Ordinance 268	yes	Dec 26, 1912
View	New Borough	Ben Avon Heights Borough 1913 Creation	yes	May 19, 1913
View	New Borough	Rosslyn Farms Borough 1913 Creation	yes	May 21, 1913
View	First Class Township	Mount Lebanon Township 1914 1st Class	yes	Jan 5, 1914
View	New Township	Frazer Township 1914 Creation	yes	Sep 9, 1914
View	Annexation	Bethel Township-Mount Lebanon Township 1914 Annexation	yes	Nov 7, 1914
View	Annexation	Duquesne Borough Ordinance 362	yes	Dec 2, 1914
View	New Borough	Chalfant Borough 1914 Creation	yes	Dec 31, 1914
View	Boundary Realignment	Braddock Township-Wilkins Township to North Braddock Borough Reconstructed 1897-1915 Boundary Realignment	yes?	1897–1915
View	New Borough	Bradford Woods Borough 1915 Creation	yes	May 3, 1915
View	New Borough	North Clairton Borough 1915 Creation	yes	May 18, 1915
View	Annexation	Tarentum Borough Ordinance 604	yes	Sep 30, 1915
View	Annexation	Wilkinsburg Borough Ordinance 516	yes*	Sep 30, 1915
View	New Borough	Brentwood Borough 1915 Creation	yes	Nov 15, 1915
View	Annexation	Turtle Creek Borough Ordinance 363	yes*	Dec 6, 1915
View	Annexation	Upper Saint Clair Township-Mount Lebanon Township Reconstructed 1905-1916 Annexation	yes?	1905–1916
View	Annexation	Edgeworth Borough-Sewickley Heights Township 1916 Annexation	yes*	Jun 10, 1916
View	Annexation	Pitcairn Borough Ordinance 326	yes*	Aug 3, 1916
View	Annexation	Pittsburgh City Ordinance 557	yes	Dec 18, 1916
View	Annexation	Turtle Creek Borough Ordinance 381	yes*	Dec 21, 1916
View	Annexation	Dormont Borough Ordinance 203	yes*	Jan 19, 1917
View	Annexation	Carrick Borough Ordinance 586	yes*	Feb 5, 1917
View	Annexation	Wilkinsburg Borough Ordinance 541	yes*	Apr 4, 1917
View	New City	Duquesne City 1918 Creation	yes	Jan 7, 1918
View	First Class Township	Leet Township 1918 1st Class	yes*	Jan 7, 1918
View	Annexation	Edgeworth Borough-Sewickley Borough 1918 Annexation	yes	Jun 12, 1918
View	New Borough	Castle Shannon Borough 1919 Creation	yes	Dec 20, 1919
View	New Borough	Overbrook Borough 1919 Creation	yes	Dec 27, 1919
View	Annexation	Sewickley Borough Ordinance 484	yes*	Dec 27, 1919
View	Dissolution	Spring Garden Borough-Pittsburgh City 1920 Merger	yes	Jan 5, 1920
View	Annexation	Munhall Borough Ordinance 112	yes*	Mar 17, 1920
View	Annexation	Pittsburgh City Ordinance 310	yes	Jun 28, 1920
View	New Borough	Forest Hills Borough 1920 Creation	yes	Jul 26, 1920
View	Annexation	Pittsburgh City Ordinance 350	yes	Sep 27, 1920
View	Annexation	Etna Borough Ordinance 485	yes*	Nov 15, 1920
View	General Law	West Elizabeth Borough 1920 General Law	yes	Dec 15, 1920
View	Annexation	McDonald Borough Ordinance 186	yes*	1921
View	Dissolution	Chartiers Township-Pittsburgh City 1921 Merger	yes	Jan 3, 1921
View	Annexation	Dormont Borough Ordinance 278	yes*	Feb 7, 1921
View	Annexation	Wilkinsburg Borough Ordinance 695	yes*	Mar 3, 1921
View	Annexation	Turtle Creek Borough Ordinance 410	yes	May 17, 1921
View	Annexation	West Homestead Borough Ordinance 177	yes	May 27, 1921
View	Annexation	Liberty Borough 1921 Ordinance	yes	Oct 4, 1921
View	Annexation	Forest Hills Borough Ordinance 18	yes	Nov 17, 1921
View	Annexation	Pitcairn Borough Ordinance 348	yes	Dec 19, 1921
View	Annexation	Forest Hills Borough Ordinance 38	yes*	1922
View	New City	Clairton City 1922 Creation	yes	Jan 2, 1922
View	First Class Township	East Deer Township 1922 1st Class	yes	Jan 2, 1922
View	First Class Township	Neville Township 1922 1st Class	yes	Jan 2, 1922
View	First Class Township	O'Hara Township 1922 1st Class	yes	Jan 2, 1922
View	First Class Township	Ross Township 1922 1st Class	yes	Jan 2, 1922
View	First Class Township	Springdale Township 1922 1st Class	yes	Jan 2, 1922
View	Annexation	Pittsburgh City Ordinance 382	yes	Oct 23, 1922
View	Dissolution	Saint Clair Borough-Pittsburgh City 1923 Merger	yes	Jan 1, 1923
View	Annexation	Verona Borough Ordinance 5-1922	yes	Apr 5, 1923
View	Annexation	Pitcairn Borough Ordinance 359	yes	Jul 10, 1923
View	Annexation	McKees Rocks Borough Ordinance 740	yes*	Jan 5, 1924
View	Dissolution	Lower Saint Clair Township-Pittsburgh City 1924 Merger	yes	Feb 15, 1924
View	Annexation	Pitcairn Borough Ordinance 363	yes*	May 29, 1924
View	Annexation	Tarentum Borough Ordinance 841	yes	May 29, 1924
View	Annexation	Upper Saint Clair Township-Collier Township 1924 Annexation	yes	Jul 11, 1924
View	Annexation	Jefferson Township-Clairton City Reconstructed 1925 Annexation	yes?	1925
View	Annexation	Jefferson Township-Clairton City 1925 Annexation	yes*	Jan 5, 1925
View	Annexation	Crescent Township-Moon Township 1925 Annexation	yes	Mar 26, 1925
View	Annexation	Wilmerding Borough Ordinance 351	yes	Mar 31, 1925
View	New Borough	Blawnox Borough 1925 Creation	yes	Apr 22, 1925
View	Annexation	Forest Hills Borough Ordinance 75	yes*	Jun 27, 1925
View	Annexation	Etna Borough Ordinance 560	yes	Sep 16, 1925
View	Annexation	Etna Borough Ordinance 561	yes	Sep 16, 1925
View	Annexation	Wilkinsburg Borough Ordinance 903	yes*	Sep 16, 1925
View	Annexation	Dormont Borough Ordinance 539	yes*	Nov 4, 1925
View	Annexation	Pittsburgh City Ordinance 483	yes	Nov 27, 1925
View	Annexation	Elizabeth Borough Ordinance 132	yes	Jan 4, 1926
View	Annexation	Elizabeth Township-Elizabeth Borough Reconstructed 1900-1927 Annexation (Church Street)	yes?	1900–1927
View	Annexation	Millvale Borough-Reserve Township Reconstructed 1906-1927 Annexation	yes?	1906–1927
View	Dissolution	Carrick Borough-Pittsburgh City 1927 Merger	yes	Jan 3, 1927
View	Dissolution	Knoxville Borough-Pittsburgh City 1927 Merger	yes	Jan 3, 1927
View	Dissolution	Westwood Borough-Pittsburgh City 1927 Merger	yes	Jan 3, 1927
View	Annexation	Liberty Borough Ordinance 40	yes*	Jul 6, 1927
View	Plat Recording	Elizabeth Borough 1928 Plat Recording	yes*	1927–1928
View	Dissolution	Union Township-Pittsburgh City 1928 Merger	yes	Jan 2, 1928
View	Annexation	Edgeworth Borough Ordinance 180	yes	May 19, 1928
View	Annexation	Pittsburgh City Ordinance 419	yes	Jun 28, 1928
View	Annexation	Baldwin Township-Mount Lebanon Township 1928 Annexation	yes	Nov 5, 1928
View	Annexation	Oakdale Borough Ordinance 187	yes	Nov 7, 1928
View	Annexation	Swissvale Borough-Edgewood Borough 1928 Annexation	yes	Dec 1, 1928
View	Annexation	Pittsburgh City Ordinance 434	yes	Dec 7, 1928
View	Annexation	Hampton Township-Shaler Township Reconstructed 1927-1929 Annexation	yes?	1927–1929
View	Annexation	McDonald Borough Ordinance 264	yes*	1928–1929
View	Dissolution	Hays Borough-Pittsburgh City 1929 Merger	yes	Jan 7, 1929
View	Annexation	Coraopolis Borough Ordinance 828	yes	Jan 22, 1929
View	Annexation	Pittsburgh City Ordinance 58	yes	Feb 4, 1929
View	Annexation	Pittsburgh City Ordinance 283	yes	Apr 22, 1929
View	Annexation	Munhall Borough Ordinance 232	yes	May 28, 1929
View	Annexation	Pittsburgh City Ordinance 376	yes	Jun 3, 1929
View	Annexation	Aspinwall Borough Ordinance 396	yes*	Jun 22, 1929
View	Annexation	Pittsburgh City Ordinance 459	yes	Jun 26, 1929
View	Annexation	Pittsburgh City Ordinance 497	yes	Jul 15, 1929
View	Annexation	Turtle Creek Borough Ordinance 519	yes*	Nov 14, 1929
View	Annexation	Brentwood Borough Ordinance 271	yes*	Nov 22, 1929
View	Annexation	Etna Borough Ordinance 625	yes*	1930
View	Dissolution	Overbrook Borough-Pittsburgh City 1930 Merger	yes	Jan 6, 1930
View	Annexation	Pittsburgh City Ordinance 590	yes*	Jan 22, 1930
View	Boundary Realignment	Findlay Township-Moon Township 1930 Boundary Ascertainment	yes	Oct 24, 1930
View	Annexation	Whitaker Borough Ordinance 88	yes	Dec 4, 1930
View	Annexation	Mount Lebanon Township-Scott Township 1931 Annexation	yes*	1931
View	Annexation	Pittsburgh City Ordinance 343	yes	Jan 5, 1931
View	Annexation	Pittsburgh City Ordinance 496	yes*	Jan 5, 1931
View	Annexation	Pittsburgh City Ordinance 114	yes	Feb 24, 1931
View	Annexation	Pittsburgh City Ordinance 147	yes	Mar 16, 1931
View	Boundary Realignment	Franklin Township-Ohio Township 1931 Boundary Ascertainment	yes	Oct 9, 1931
View	Annexation	Turtle Creek Borough Ordinance 541	yes	Dec 30, 1931
View	Annexation	Turtle Creek Borough Ordinance 542	yes*	Dec 30, 1931
View	Annexation	Munhall Borough-West Homestead Borough 1933 Annexation	yes	Jun 20, 1933
View	New Borough	Churchill Borough 1934 Creation	yes	Mar 22, 1934
View	Annexation	Bradford Woods Borough-Marshall Township 1934 Annexation	yes	May 31, 1934
View	New Borough	Fox Chapel Borough 1934 Creation	yes	Oct 2, 1934
View	New Borough	Sewickley Heights Borough 1935 Creation	yes	Aug 6, 1935
View	Annexation	Sewickley Borough Ordinance 614	yes	Sep 18, 1935
View	Annexation	Clairton City 1935 Ordinance	yes	Nov 27, 1935
View	Annexation	Frazer Township-East Deer Township 1936 Annexation	yes	Feb 6, 1936
View	Annexation	Ben Avon Heights Borough Ordinance 85	yes	May 28, 1936
View	Annexation	McKeesport City Ordinance 1387	yes	Jul 18, 1936
View	Boundary Realignment	North Braddock Borough-North Versailles Township 1937 Boundary Ascertainment	yes	Mar 9, 1937
View	Annexation	Tarentum Borough Ordinance 1298	yes*	Nov 15, 1937
View	Annexation	Tarentum Borough Ordinance 1324	yes*	Jan 9, 1939
View	Boundary Realignment	Edgeworth Borough-Sewickley Heights Borough 1939 Boundary Realignment	yes	Jul 17, 1939
View	Annexation	McKeesport City Ordinance 1522	yes	Dec 22, 1939
View	Annexation	Ben Avon Borough Ordinance 432	yes	Jul 10, 1940
View	Annexation	Fox Chapel Borough Ordinance 51	yes	Jul 10, 1940
View	Annexation	Brackenridge Borough Resolution 504	yes	May 5, 1941
View	Annexation	Etna Borough Ordinance 717	yes	Jan 19, 1942
View	Annexation	Wilkinsburg Borough Ordinance 1277 and 1299	yes	Mar 11, 1942
View	Annexation	Edgewood Borough Ordinance 556	yes	Aug 4, 1942
View	Boundary Realignment	Scott Township-Upper Saint Clair Township Reconstructed 1940-1944 Boundary Realignment	yes?	1940–1944
View	New Borough	West Mifflin Borough 1944 Creation	yes	Jan 3, 1944
View	Annexation	Fox Chapel Borough Ordinance 65	yes	Mar 26, 1945
View	Annexation	Upper Saint Clair Township-Scott Township 1945 Annexation	yes	Apr 9, 1945
View	Annexation	Scott Township-Mount Lebanon Township 1945 Annexation	yes	Nov 9, 1945
View	New Borough	Eden Park Borough 1946 Creation	yes	Jan 7, 1946
View	Annexation	Scott Township-Mount Lebanon Township 1946 Annexation (Case 39)	yes*	Feb 20, 1946
View	Annexation	Scott Township-Mount Lebanon Township 1946 Annexation (Case 40)	yes*	Feb 20, 1946
View	Annexation	Scott Township-Mount Lebanon Township 1946 Annexation (Case 57)	yes*	Feb 20, 1946
View	Annexation	Sharpsburg Borough Ordinance 89	yes	Mar 6, 1946
View	Annexation	Castle Shannon Borough Ordinance 210	yes*	Mar 14, 1946
View	Annexation	Mount Lebanon Township-Castle Shannon Borough 1946 Annexation	yes	Dec 23, 1946
View	Boundary Realignment	Fawn Township-Frazer Township Reconstructed 1937-1947 Boundary Realignment	yes?	1937–1947
View	Annexation	West Elizabeth Borough 1946 Ordinance	yes	Jan 10, 1947
View	Annexation	Blawnox Borough 1947 Resolution	yes	Feb 19, 1947
View	Annexation	Castle Shannon Borough 1945 Resolution	yes*	Mar 12, 1947
View	Annexation	Fox Chapel Borough Ordinance 75	yes*	Apr 18, 1947
View	Annexation	Tarentum Borough Ordinance 1418	yes*	Jun 9, 1947
View	Annexation	Rosslyn Farms Borough Ordinance 108	yes*	Jun 12, 1947
View	Annexation	Scott Township-Mount Lebanon Township 1947 Annexation (Case 40)	yes	Jun 16, 1947
View	Annexation	Castle Shannon Borough Ordinance 220	yes	Jul 9, 1947
View	Annexation	Fox Chapel Borough Ordinance 76	yes	Jul 10, 1947
View	Annexation	Scott Township-Mount Lebanon Township 1947 Annexation (Case 57)	yes	Jul 17, 1947
View	Annexation	Scott Township-Carnegie Borough 1947 Annexation	yes	Oct 31, 1947
View	Annexation	Pittsburgh City Ordinance 384	yes	Dec 1, 1947
View	Annexation	Fox Chapel Borough Ordinance 77	yes	Dec 10, 1947
View	Annexation	Castle Shannon Borough Resolution of July 1947	yes	Dec 12, 1947
View	Annexation	Castle Shannon Borough Resolution of June 1947	yes	Dec 12, 1947
View	Annexation	Castle Shannon Borough Resolution of November 1946	yes	Dec 12, 1947
View	New Borough	Braddock Hills Borough 1948 Creation	yes	Jan 5, 1948
View	New Borough	Pleasant Hills Borough 1948 Creation	yes	Jan 5, 1948
View	New Borough	Whitehall Borough 1948 Creation	yes	Jan 5, 1948
View	Annexation	Fox Chapel Borough Ordinance 78	yes	Feb 10, 1948
View	Annexation	Upper Saint Clair Township-Scott Township 1948 Annexation	yes	Apr 14, 1948
View	Annexation	Pittsburgh City Ordinance 26	yes	Apr 28, 1948
View	Annexation	Sharpsburg Borough Ordinance 108	yes	Nov 9, 1948
View	Annexation	Bridgeville Borough Ordinance 372	yes*	Mar 24, 1949
View	Annexation	Oakmont Borough Ordinance 1112	yes	Mar 25, 1949
View	Annexation	Fox Chapel Borough Ordinance 83	yes*	May 11, 1949
View	Annexation	Jefferson Township-Baldwin Township 1949 Annexation	yes	May 23, 1949
View	Annexation	Oakmont Borough Ordinance 1137	yes	Nov 9, 1949
View	Annexation	Bridgeville Borough Ordinance 379	yes*	Dec 30, 1949
View	Annexation	Versailles Township-McKeesport City Reconstructed 1948-1950 Annexation	yes?	1948–1950
View	New Borough	Bethel Borough 1950 Creation	yes	Jan 2, 1950
View	New Borough	White Oak Borough 1950 Creation	yes	Jan 2, 1950
View	Annexation	Mount Lebanon Township-Scott Township 1950 Annexation (Case 49)	yes*	Apr 12, 1950
View	Annexation	Mount Lebanon Township-Scott Township 1950 Annexation (Case 59)	yes*	Apr 12, 1950
View	Annexation	Turtle Creek Borough Ordinance 689	yes*	Jun 5, 1950
View	Annexation	Sewickley Heights Borough-Sewickley Borough 1950 Annexation	yes	Jun 19, 1950
View	Annexation	Carnegie Borough Ordinance 640	yes*	1951
View	Annexation	Fox Chapel Borough Ordinance 100	yes*	1951
View	Annexation	Elizabeth Borough Ordinance 230	yes*	Jan 25, 1951
View	Annexation	Pittsburgh City Ordinance 577	yes	Feb 5, 1951
View	Annexation	Baldwin Township-Pleasant Hills Borough 1951 Annexation	yes	Feb 23, 1951
View	Annexation	Pittsburgh City Ordinance 263	yes	Mar 13, 1951
View	Annexation	Mount Lebanon Township-Scott Township 1951 Annexation	yes	Jul 26, 1951
View	New Borough	Baldwin Borough 1952 Creation	yes	Jan 7, 1952
View	New Borough	Jefferson Borough 1952 Creation	yes	Jan 7, 1952
View	New Borough	Monroeville Borough 1952 Creation	yes	Jan 7, 1952
View	Annexation	Oakmont Borough Ordinance 1270	yes	Jan 7, 1952
View	Dissolution	Eden Park Borough-McKeesport City 1952 Merger	yes	Feb 4, 1952
View	Annexation	Bethel Borough-Castle Shannon Borough 1952 Annexation	yes	Aug 29, 1952
View	Annexation	Bridgeville Borough Ordinance 418	yes*	Dec 30, 1952
View	First Class Township	McCandless Township 1953 1st Class	yes	Jan 5, 1953
View	Annexation	Bethel Borough-Mount Lebanon Township 1953 Annexation	yes*	May 21, 1953
View	Annexation	Sewickley Heights Borough Ordinance 41	yes*	Aug 27, 1953
View	School District Dissolution	Murdocksville Independent School District 1954 Dissolution	yes*	1954
View	First Class Township	Upper Saint Clair Township 1954 1st Class	yes	Jan 4, 1954
View	Annexation	Fox Chapel Borough Ordinance 120	yes	Dec 20, 1954
View	Annexation	Mount Lebanon Township-Baldwin Township 1954 Annexation	yes	Dec 20, 1954
View	Annexation	Sewickley Heights Borough Ordinance 47	yes	Mar 11, 1955
View	Annexation	Pittsburgh City Ordinance 159 and 251	yes	Aug 19, 1955
View	Annexation	Jefferson Borough-West Mifflin Borough 1955 Annexation	yes	Sep 12, 1955
View	Annexation	Forest Hills Borough-Braddock Hills Borough 1956 Annexation	yes	Dec 7, 1956
View	Annexation	Braddock Hills Borough-Forest Hills Borough 1956 Annexation	yes	Dec 10, 1956
View	First Class Township	Robinson Township 1957 1st Class	yes	Jan 7, 1957
View	New Name	Penn Hills Township 1958 Creation	yes	Jan 6, 1958
View	New Borough	Plum Borough 1958 Creation	yes	Jan 6, 1958
View	Annexation	Sewickley Heights Borough Ordinance 65	yes	Jun 3, 1958
View	Boundary Realignment	Bethel Borough-Snowden Township 1958 Boundary Realignment	yes	Oct 27, 1958
View	Annexation	Sewickley Heights Borough Ordinance 68	yes	May 20, 1959
View	Annexation	Forward Township-Elizabeth Borough 1959 Annexation	yes	Jul 15, 1959
View	Annexation	Wilkinsburg Borough-Edgewood Borough 1959 Annexation	yes	Dec 30, 1959
View	New Borough	Lincoln Borough 1960 Creation	yes	Jan 4, 1960
View	New Borough	Sewickley Hills Borough 1960 Creation	yes	Jan 4, 1960
View	Annexation	Oakdale Borough Ordinance 293	yes	Apr 26, 1960
View	Boundary Realignment	McCandless Township-Ross Township 1961 Boundary Ascertainment (1)	yes	Jan 1, 1961
View	First Class Township	Aleppo Township 1961 1st Class	yes	Jan 2, 1961
View	New Name	Bethel Park Borough 1961 Creation	yes*	Jan 2, 1961
View	First Class Township	Kennedy Township 1961 1st Class	yes	Jan 2, 1961
View	Annexation	Whitehall Borough-Baldwin Borough 1961 Annexation	yes	Apr 26, 1961
View	Boundary Realignment	McCandless Township-Ross Township 1961 Boundary Ascertainment (2)	yes	May 31, 1961
View	Annexation	Sewickley Heights Borough-Sewickley Borough 1961 Annexation	yes	Sep 18, 1961
View	New Borough	Bell Acres Borough 1962 Creation	yes	Jan 1, 1962
View	Annexation	Carnegie Borough Ordinance 681	yes	Jul 20, 1962
View	Annexation	Churchill Borough-Penn Hills Township 1962 Annexation	yes	Oct 19, 1962
View	New Borough	Franklin Park Borough 1964 Creation	yes	Jan 6, 1964
View	Annexation	Churchill Borough-Penn Hills Township 1965 Annexation	yes	Mar 25, 1965
View	Annexation	Elizabeth Borough Ordinance 280	yes	Nov 28, 1965
View	New Name	South Park Township 1966 Creation	yes	Jun 17, 1966
View	Boundary Realignment	Moon Township-North Fayette Township 1966 Boundary Realignment	yes	Jul 28, 1966
View	Boundary Realignment	Bethel Park Borough-Upper Saint Clair Township 1966 Boundary Realignment	yes	Aug 11, 1966
View	Boundary Realignment	Penn Hills Township-Plum Borough 1967 Boundary Realignment	yes	Mar 17, 1967
View	Annexation	Edgeworth Borough-Sewickley Heights Borough 1967 Annexation	yes	Jul 6, 1967
View	Boundary Realignment	Mount Lebanon Township-Scott Township 1967 Boundary Realignment	yes	Jul 6, 1967
View	Annexation	Penn Hills Township-Churchill Borough 1967 Annexation	yes	Sep 18, 1967
View	Boundary Realignment	Castle Shannon Borough-Mount Lebanon Township 1968 Boundary Realignment	yes	Mar 4, 1968
View	Annexation	Churchill Borough-Wilkinsburg Borough 1968 Annexation	yes	May 27, 1968
View	Boundary Realignment	Lincoln Borough-Elizabeth Township 1968 Boundary Ascertainment	yes	Dec 31, 1968
View	Boundary Realignment	Bell Acres Borough-Franklin Park Borough-Sewickley Hills Borough 1971 Boundary Ascertainment	yes*	1969–1971
View	Annexation	Baldwin Borough-Whitehall Borough 1971 Annexation	yes	Apr 28, 1971
View	Home Rule	McCandless Town 1975 Home Rule	yes	Jan 1, 1975
View	Home Rule	Mount Lebanon Municipality 1975 Home Rule	yes	Jan 1, 1975
View	Home Rule	Whitehall Borough 1975 Home Rule	yes	Jan 1, 1975
View	Home Rule	Bradford Woods Borough 1975 Home Rule	yes	Jan 6, 1975
View	Home Rule	Green Tree Borough 1975 Home Rule	yes	Jan 6, 1975
View	Boundary Realignment	Collier Township-Robinson Township 1976 Boundary Ascertainment	yes*	1967–1976
View	Home Rule	Bellevue Borough 1976 Home Rule	yes	Jan 5, 1976
View	Mayor-Council Form	Hampton Township 1976 Optional Plan	yes	Jan 5, 1976
View	Council-Manager Form	Indiana Township 1976 Optional Plan	yes	Jan 5, 1976
View	Home Rule	McKeesport City 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	Monroeville Municipality 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	O'Hara Township 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	Penn Hills Municipality 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	Pittsburgh City 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	Richland Township 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	Upper Saint Clair Township 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	West Deer Township 1976 Home Rule	yes	Jan 5, 1976
View	Home Rule	Bethel Park Municipality 1978 Home Rule	yes	Jan 2, 1978
View	New Borough	Pennsbury Village Borough 1978 Creation	yes	Jan 2, 1978
View	Home Rule	Hampton Township 1982 Home Rule	yes	Jan 4, 1982
View	Annexation	Monroeville Municipality-Pitcairn Borough 1982 Annexation	yes	Nov 18, 1982
View	Boundary Realignment	Hampton Township-Richland Township to West Deer Township 1988 Boundary Ascertainment	yes*	1988
View	Boundary Realignment	Findlay Township-Moon Township 1989 Boundary Ascertainment	yes*	1986–1989
View	Home Rule	Clairton Municipality 1990 Home Rule	yes	Jan 1, 1990
View	Home Rule	Pine Township 1992 Home Rule	yes	Jan 6, 1992
View	New Name	Jefferson Hills Borough 1998 Creation	yes*	Dec 14, 1998
View	Annexation	Penn Hills Municipality-Wilkins Township 2000 Annexation	yes*	1995–2003
View	New Name	Glen Osborne Borough 2008 Creation	yes	May 29, 2008
View	Annexation	Pleasant Hills Borough-Baldwin Borough 2012 Annexation	yes*	Apr 17, 2012
View	Home Rule	Braddock Borough 2021 Home Rule	yes	Jan 4, 2021

Government Action

Detail	Action	Date	Approved	Effective	Location
View	Election	Jun 14, 1845
View	Election	Oct 31, 1846
View	Election	Nov 27, 1846
View	Election	Dec 3, 1846
View	Election	Oct 8, 1867
View	Election	Jan 10, 1885
View View View View View View View View	Minute: "On motion the County Solicitor was requested to give a written opinion on the question Should the County Commissioners issue a proclamation for the election of Township officers under the Act of 1899 relating to the classification of Townships"	Nov 15, 1899			v. 3, p. 80
View View View View View View View View	Minute: "A list of First-class Townships under the Act of 1899 having been prepared on Motion of Mr Murray and seconded by Mr Clark it was Resolved to issue a Proclamation the same to be published in The Pittsburg Times and The Pittsburg Post on the 28th and 30th days of December 1899 which motion was agreed to. See Proclamation below"	Dec 27, 1899			v. 3, p. 82–84
View View View View View View View View	Proclamation: [Classifying Crescent, Harrison, Shaler, Union, Mifflin, Reserve, South Versailles, and Lower Saint Clair Townships as first class townships, and all other townships in county as second class townships]	Dec 27, 1899
View View View View View View View View	Resolution: [Issuing a proclamation classifying Crescent, Harrison, Shaler, Union, Mifflin, Reserve, South Versailles, and Lower Saint Clair Townships as first class townships, and all other townships in county as second class townships]	Dec 27, 1899
View View View View View View View View View View View View View View View View View	Minute: " A certificate of the Census Bureau was read giving the population according to the last Census On motion of Mr Murray it was Resolved to issue the Proclamation of the County Commissioners declaring the following Townships to be First-class Townships viz. Baldwin Chartiers Harrison Kilbuck Leet Lower St Clair Mifflin Neville North Versailles Reserve Scott Shaler Sterrett S. Versailles Stowe Union and Wilkins the same having a population of over 300 inhabitants to the square mile. And that the same be published in the official newspapers."	Dec 31, 1900			v. 3, p. 119
View View View View View View View View View View View View View View View View View	Proclamation: [Classifying Baldwin, Chartiers, Harrison, Kilbuck, Leet, Lower Saint Clair, Mifflin, Neville, North Versailles, Reserve, Scott, Shaler, Sterrett, South Versailles, Stowe, Union, and Wilkins Townships as first class townships]	Dec 31, 1900
View View View View View View View View View View View View View View View View View	Resolution: [Issuing a proclamation classifying Baldwin, Chartiers, Harrison, Kilbuck, Leet, Lower Saint Clair, Mifflin, Neville, North Versailles, Reserve, Scott, Shaler, Sterrett, South Versailles, Stowe, Union, and Wilkins Townships as first class townships]	Dec 31, 1900
View	Election: [For or against the division of Stowe Township]	Jul 2, 1901
View	Election: [For or against the division of Plum Township]	Aug 17, 1901	Rejected
View	Election: [For or against the division of Plum Township]	Feb 18, 1902	Rejected
View	Election: [For or against the division of Stowe Township]	Jun 27, 1902
View	Election: [For or against the formation of the Township of Sewickley Heights]	Oct 15, 1903
View	Election: [For or against the annexation of the Borough of Elliott to the City of Pittsburgh]	Jun 4, 1904
View	Election: [For or against the annexation of Sterrett Township to the City of Pittsburgh]	May 16, 1905
View	Election: [For or against the annexation of the Borough of Esplen to the City of Pittsburgh]	Nov 7, 1905
View	Election: "Shall The City of Allegheny Be Consolidated To and With The City of Pittsburgh, Thus making One Consolidated City."	Jun 12, 1906
View	Election: [For or against the annexation of the Borough of Montooth to the City of Pittsburgh]	Nov 6, 1906
View	Election: [For or against the annexation of the Borough of Sheraden to the City of Pittsburgh]	Dec 27, 1906
View	Election: [For or against the annexation of the Borough of Mount Oliver to the City of Pittsburgh]	Feb 19, 1907
View	Election: [For or against the annexation of the Borough of West Liberty to the City of Pittsburgh]	Feb 19, 1907
View	Election: [For or against the annexation of the Borough of Bellevue to the City of Pittsburgh]	Feb 18, 1908
View	Election: [For or against the annexation of the Borough of Wilkinsburg to the City of Pittsburgh]	May 26, 1908	Rejected
View	Election: [For or against the annexation of the Borough of Aspinwall to the City of Pittsburgh]	Nov 3, 1908
View	Election: [For or against the annexation of Election District No. 5 of Scott Township to the City of Pittsburgh]	Nov 3, 1908
View	Election: [For or against the division of the Township of Scott]	Nov 24, 1908	Rejected
View	Election: [For or against the annexation of the Borough of Beechview to the City of Pittsburgh]	Dec 15, 1908
View	Election: [For or against the annexation of a part of Union Township to the City of Pittsburgh]	Dec 15, 1908
View	Election: [For or against the division of the Township of Scott]	Nov 23, 1909	Rejected
View View View View View View View View View View View View View View View View View View View View View View View	Minute: " A list of the first class Townships under the Act of 1899 and the supplements thereto was read. Mr. O'Neil moved that the following Townships be declared townships of the first class and that a proclamation be issued and advertise in the Dispatch, Gazette, Press, Leader, Post and Telegraph once a week for three weeks, said proclamation to be published in two of the above named papers each week. Carried. Baldwin, Braddock, Chartiers, Collier, Crescent, Elizabeth, Harrison, Jefferson, Kilbuck, Lower St. Clair, Mifflin, North Versailles, Penn, Reserve, Scott, Shaler, South Fayette, South Versailles, Stowe, Union, and Wilkins"	Aug 1, 1911			v. 5, p. 136
View View View View View View View View View View View View View View View View View View View View View View View	Proclamation: [Classifying Baldwin, Braddock, Chartiers, Collier, Crescent, Elizabeth, Harrison, Jefferson, Kilbuck, Lower St. Clair, Mifflin, North Versailles, Penn, Reserve, Scott, Shaler, South Fayette, South Versailles, Stowe, Union, and Wilkins Townships as first class townships, and all other townships in county as second class townships]	Aug 3, 1911
View	Election: "Shall that portion of Baldwin Township, Allegheny County as described in the petition, filed at No. 61 June Sessions, 1911 Court of Quarter Sessions of said County be annexed to and become a part of the City of Pittsburgh"	Dec 27, 1911
View	Election: [For or against the division of the Township of Scott]	Jan 4, 1912
View	Minute: [Resolution issuing a proclamation classifying Mount Lebanon Township as a first class township]	Feb 6, 1912			v. 5, p. 207–208
View	Resolution: [Issuing a proclamation classifying Mount Lebanon Township as a first class township]	Feb 6, 1912
View	Proclamation: [Classifying Mount Lebanon Township as a first class township]	Feb 9, 1912
View	Election: "Shall the Township of Scott be dividied in accordance with the division line appearing in the plan attached to the petition filed at No. 11 February Sessions 1914 Misc and described in said petition?"	Apr 7, 1914	Rejected
View	Election: [For or against division of the Township of East Deer]	Aug 4, 1914
View	Election: [For or against the annexation of the Borough of Carrick to the City of Pittsburgh]	Nov 2, 1915	Rejected
View	Election: [For or against the incorporation of the Borough of Duquesne as a city of the third class by the name, style, and title of the City of Duquesne]	Nov 7, 1916
View	Election: "Shall Wilkins Township be divided into two seperate Townships, the one comprising the agricultural or farm lands and the other the residential or village sections as provided in petition filed in the Court of Quarter Sessions of Allegheny County at No. 35 March Sessions 1917?"	May 22, 1917	Rejected
View	Election: [For or against the annexation of the Borough of Swissvale to the City of Pittsburgh]	Mar 30, 1918	Rejected
View	Election: [For or against the annexation of the Borough of Spring Garden to the City of Pittsburgh]	Dec 9, 1919
View View View View View	Minute: " An opinion from the County Solicitor in reply to J. J. Mamaux's inquiry as to the method of classifying a first-class township (as relates to Ross Township) out of a second class township, was read. Mr. Houlahen moved, seconded by Mr. Gumbert, to receive and file, and that the County Solicitor be requested to prepare the necessary proclamation for the creation of first-class townships as shown by the Decentennial census. Carried. A petition from the citizens of Neville Township calling attention and requesting the County Commissioners to proclaim Neville Township a township of the first-class, was read. Mr. Houlahen moved, seconded by Mr. Gumbert, that the same be acknowledged and the County Solicitor directed to note this for the foregoing proclamation. Carried"	Oct 15, 1920			v. 8, p. 5
View	Minute: "A letter from John J. Mamaux, acknowledging receipt of opinion from the County Solicitor, relative to creation of first-glass townships, was read and ordered filed."	Oct 19, 1920			v. 8, p. 7
View	Election: [For or against the incorporation of the Borough of Clairton, the Borough of North Clairton, and the Borough of Wilson as a city of the third class by the name, style, and title of the City of Clairton]	Nov 2, 1920
View	Minute: " A letter from the Solicitors of East Deer Township calling attention of the County Commissioners that East Deer should be made a township of the first class, was read. Mr. Cain moved, seconded by Mr. Gumbert, that the same be referred to the County Solicitor for his information and action. Carried."	Nov 9, 1920			v. 8, p. 23
View	Election: [For or against the annexation of part of Chartiers Township to the City of Pittsburgh]	Dec 14, 1920
View View View View View	Minute: [Proclamation classifying East Deer, Neville, O'Hara, Ross, and Springdale Townships as first class townships]	Dec 24, 1920			v. 8, p. 71–72
View View View View View	Proclamation: [Classifying East Deer, Neville, O'Hara, Ross, and Springdale Townships as first class townships]	Dec 24, 1920
View	Minute: "A notice to the County Commissioners of the annexation of certain property of John G. Black, heretofore situate in the Township of Wilkins, to the Borough of Wilkinsburg, was submitted, and ordered referred to the County Solicitor for his information."	Apr 8, 1921			v. 8, p. 188
View	Election: "Shall Mifflin Township be divided into two separate Townships, one comprising the agricultural or farming land, and the other the residential or village section, as provided for in Petition filed at No 30 November Sessions 1920, Miscellaneous Docket, and as approved by the Commissioners appointed therein"	May 31, 1921	Rejected
View	Minute: "Notice for the Solicitor of the Borough of Liberty advising that on September 8, 1921, the Borough of Liberty passed an ordinance annexing the lands of Edward R. Johnston of Lincoln Township, was read."	Oct 18, 1921			v. 8, p. 427
View	Election: [For or against the annexation of the Borough of Saint Clair to the City of Pittsburgh]	Dec 5, 1922
View	Election: "Shall a portion of Jefferson Township, Allegheny County, be annexed to the City of Clairton, a third class city, the portion as to be annexed being bounded and described as follows [...]"	Nov 4, 1924
View	Election: [For or against the annexation of the Borough of Carrick to the City of Pittsburgh]	Mar 2, 1926
View	Election: [For or against the annexation of the Borough of Westwood to the City of Pittsburgh]	Dec 7, 1926
View	Election	Aug 23, 1927
View	Election: [For or against annexation of the Township of Union to the City of Pittsburgh]	Nov 8, 1927
View	Election: [For or against the annexation of the Borough of Hays to the City of Pittsburgh]	Apr 24, 1928
View	Election: [For and against annexation of the Borough of Port Vue to the City of McKeesport]	Nov 6, 1928	Rejected
View	Election: [For or against the annexation of part of Versailles Township to the City of McKeesport]	Nov 6, 1928	Rejected
View	Election: [For or against the annexation of the Borough of Mount Oliver to the City of Pittsburgh]	Nov 28, 1928	Rejected
View	Election: [For or against the annexation of the Borough of Overbrook to the City of Pittsburgh]	Jun 11, 1929
View	Election: [For or against the annexation of parts of the 4th and 8th Wards, Baldwin Township, to the City of Pittsburgh]	May 20, 1930
View	Election: [For or against annexation of part of the 4th District of Baldwin Township to the City of Pittsburgh]	Dec 16, 1930
View	Minute: [Resolution issuing a proclamation classifying Bethel Township as a first class township]	Dec 30, 1930			v. 12, p. 433
View	Proclamation: [Classifying Bethel Township as a first class township]	Dec 30, 1930
View	Resolution: [Issuing a proclamation classifying Bethel Township as a first class township]	Dec 30, 1930
View	Election: "SHALL BETHEL TOWNSHIP BECOME A TOWNSHIP OF THE FIRST CLASS?"	Nov 5, 1931	Rejected
View	Election: "Shall The Township of Reserve Alleg. Co. Be Annexed to the City of Pittsburgh Second Class"	Nov 24, 1931	Rejected
View View	Map 21603	1934
View View	Agreement	Feb 6, 1934
View	Agreement	Mar 25, 1937
View	Election	Sep 9, 1941	Rejected		v. 1, p. 61
View	Election: "SHALL THE TOWNSHIP OF JEFFERSON BE RE-ESTABLISHED AS A TOWNSHIP OF THE SECOND CLASS?"	Nov 4, 1941	Rejected		v. 1, p. 61
View	Election: "Shall the Township of Versailles Allegheny County, Pennsylvania now a Township of the Second Class become a Township of the First Class?"	Apr 25, 1944	Rejected		v. 1, p. 73
View	Election	Aug 10, 1945			v. 1, p. 77
View	Election	May 21, 1946	Rejected		v. 1, p. 81
View	Election	1950	Rejected		v. 1, p. 104
View	Election: "Shall the Township of McCandless, Allegheny County, Pennsylvania, now a township of the second class become a township of the first class?"	Nov 4, 1952
View	Election: "Shall the Charter of 1874 of the Borough of Glenfield, Allegheny County be annulled?"	May 19, 1953	Rejected
View	Election: "Shall the Township of Upper St. Clair, Allegheny County, Pennsylvania now a township of the second class, become a township of the first class?"	Nov 3, 1955
View	Election: "Shall the Borough of Brackenridge, the Borough of Tarentum and the Township of Harrison, (each of which is contiguous to each of the others and lies in the County of Allegheny and State of Pennsylvania) become a City of the Third Class, to be known as the City of Allegheny"	Nov 8, 1955	Rejected
View	Election: "Shall the Township of Robinson, Allegheny County, Pennsylvania, now a township of the second class, become a township of the first class?"	Nov 6, 1956
View	Election: "SHALL THE NAME OF TOWNSHIP OF PENN, ALLEGHENY COUNTY, PENNSYLVANIA, BE CHANGED TO TOWNSHIP OF PENN HILLS?"	Nov 5, 1957
View	Election: "Shall the Township of Snowden, Allegheny County, Pennsylvania, now a township of the second class, become a township of the first class?"	Nov 5, 1957	Rejected
View	Election: "Shall the Township of Aleppo, Allegheny County, Pennsylvania, now a township of the second class, become a township of the first class?"	Nov 8, 1960			v. 2, p. 4
View	Election	Nov 8, 1960	Rejected		v. 2, p. 2
View	Election: [Shall the name of Borough of Bethel, Allegheny County, Penna. be changed to Borough of Bethel Park?]	Nov 8, 1960			v. 2, p. 4
View	Election	Nov 8, 1960	Rejected		v. 2, p. 4
View	Election: "Shall the Township of Kennedy, Allegheny County, Pennsylvania, now a township of the Second class, become a township of the first class?"	Nov 8, 1960			v. 2, p. 2
View	Election: "Shall the name of TOWNSHIP OF SNOWDEN, Allegheny County, Pennsylvania, be changed to TOWNSHIP OF SOUTH PARK?"	May 17, 1966			v. 2, p. 17
View	Election	Nov 3, 1970	Rejected		v. 2, p. 26
View	Charter Commission Election:	Nov 2, 1971			v. 2, p. 30
View View	Charter Commission Election: [For or against the election of a government study commission]	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of eleven be elected to study the charter and plan of government of the Borough of Bellevue, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: [For or against the election of a government study commission for the Borough of Bethel Park]	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of nine be elected to study the charter and plan of government of the Borough of Bradford Woods, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Election	Nov 7, 1972	Rejected		v. 2, p. 30–31
View	Charter Commission Election: [For or against the election of a government study commission]	Nov 7, 1972	Rejected		v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of eleven be elected to study the charter and form of government in the Borough of Green Tree, to study and draft a home rule charter and to recommend whether or not a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of seven be elected to study the charter and form of government of the Township of Hampton, to study and consider the advisability of adoption of an optional form of government and to recommend whether or not an optional plan of government should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study Commission of seven be elected to study the charter and plan of government of the Township of Jefferson, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972	Rejected		v. 2, p. 30
View	Charter Commission Election: "Shall a government study Commission of seven be elected to study the charter and plan of government of the Township of McCandless, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study Commission of nine be elected to study the charter and plan of government of the City of McKeesport, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study Commission of eleven be elected to study the charter and plan of government of the Borough of Monroeville, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study Commission of seven be elected to study the charter and plan of government of the Township of Mount Lebanon, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View View View View View View View View View View View View View	Charter Commission Election	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study Commission of seven be elected to study the charter and plan of government of the Township of O'Hara, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of eleven be elected to study the charter and plan of government of the Township of Penn Hills, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of eleven be elected to study the charter and plan of government of the City of Pittsburgh, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a Government Study Commission of seven be elected to study the charter and plan of government of Richland Township, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of seven be elected to study the charter and form of government of the Township of Upper Saint Clair, to study and draft a home rule charter and to recommend whether or not a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of seven be elected to study the charter and plan of government of the Township of West Deer, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election: "Shall a government study commission of eleven be elected to study the charter and form of government of the Borough of Whitehall, to study and draft a home rule charter and to recommend whether or not a home rule charter should be adopted?"	Nov 7, 1972			v. 2, p. 30
View	Charter Commission Election:	May 15, 1973			v. 2, p. 31
View	Charter Commission Election	Nov 6, 1973	Rejected		v. 2, p. 32
View	Election: "Shall Executive-Council Plan-C, including recommendations pertaining to optional provisions contained in the report of the Government Study Commission, dated August 7, 1973, as authorized by the Home Rule Charter and Optional Plans Law, be adopted by the Township of Hampton?"	Nov 6, 1973			v. 2, p. 32
View	Charter Commission Election: "Shall a government study commission of nine be elected to study the charter and plan of government of the Township of Indiana, to study and consider the advisability of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	Nov 6, 1973			v. 2, p. 32
View View	Charter Commission Election	Nov 6, 1973			v. 2, p. 32
View	Election: "Shall the Home Rule Charter contained in the report, dated August 23, 1973, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the City of McKeesport?"	Nov 6, 1973			v. 2, p. 32
View	Election: "Shall the Home Rule Charter contained in the report, dated August 31, 1973, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of O'Hara?"	Nov 6, 1973			v. 2, p. 32
View	Election: "Shall the Home Rule Charter contained in the report, dated August 30, 1973, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Penn Hills?"	Nov 6, 1973			v. 2, p. 32
View	Election: "Shall the Home Rule Charter contained in the report, dated August 31, 1973, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Upper St. Clair?"	Nov 6, 1973			v. 2, p. 32
View View	Election	May 21, 1974	Rejected		v. 2, p. 33
View	Charter Commission Election: "Shall a government study commission of nine be elected to study the charter and form of government of the Borough of Bethel Park, to study and draft a home rule charter and to recommend whether or not a home rule charter should be adopted?"	May 21, 1974			v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated March 14, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Borough of Bradford Woods?"	May 21, 1974			v. 2, p. 33
View View	Charter Commission Election	May 21, 1974	Rejected		v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated March 7, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law be adopted by the Borough of Monroeville?"	May 21, 1974			v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated March 14, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Mount Lebanon?"	May 21, 1974			v. 2, p. 33
View	Charter Commission Election: "Shall a government study commission of Seven be elected to study the charter and plan of government of the Township of Pine, to study and consider the advisability of adoption of an optional plan of government or a home rule charter and to recommend whether or not an optional form of government or a home rule charter should be adopted?"	May 21, 1974	Rejected		v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated March 15, 1974, of the Government Study Commission of Richland Township, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Richland?"	May 21, 1974			v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated March 14, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of West Deer?"	May 21, 1974			v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated February 4, 1974 , of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law be adopted by the Borough of Whitehall?"	May 21, 1974			v. 2, p. 33
View	Election: "Shall the Home Rule Charter contained in the report, dated April 30, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Borough of Bellevue?"	Nov 5, 1974			v. 2, p. 34
View View View View View View View View View View View	Election	Nov 5, 1974	Rejected		v. 2, p. 34
View	Election: "Shall the Home Rule Charter contained in the report, dated May 6, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Borough of Green Tree?"	Nov 5, 1974			v. 2, p. 34
View	Election: "Shall the Council-Manager Plan including recommendations pertaining to optional provisions contained in the report of the Government Study Commission, dated July 1, 1974, as authorized by the Home Rule Charter and Optional Plans Law, be adopted by the Township of Indiana?"	Nov 5, 1974			v. 2, p. 34
View	Election: "Shall the Home Rule Charter contained in the report, dated May 6, 1974, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of McCandless?"	Nov 5, 1974			v. 2, p. 34
View View	Charter Commission Election	Nov 5, 1974			v. 2, p. 34
View	Election: "Shall the Home Rule Charter contained in the Report, dated May 6, 1974 of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the City of Pittsburgh?"	Nov 5, 1974			v. 2, p. 34
View	Election:	May 20, 1975	Rejected		v. 2, p. 35
View View	Charter Commission Election	Nov 4, 1975	Rejected		v. 2, p. 36
View	Election: "Shall the Home Rule Charter contained in the report, dated November 18, 1975, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Borough of Bethel Park?"	Nov 2, 1976			v. 2, p. 38
View	Election: "Shall the Home Rule Charter contained in the report, dated May 4, 1976, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Moon?"	Nov 2, 1976	Rejected		v. 2, p. 38
View	Election: "Shall the Home Rule Charter contained in the report, dated May 4, 1976, of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Pine?"	Nov 2, 1976	Rejected		v. 2, p. 38
View	Charter Commission Election:	May 17, 1977			v. 2, p. 39
View	Election: "Shall the Home Rule Charter contained in the report, dated August 11, 1978 of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the County of Allegheny?"	Nov 7, 1978	Rejected		v. 2, p. 44
View	Charter Commission Election:	May 15, 1979	Rejected		v. 2, p. 45
View	Charter Commission Election: "Shall a Government Study Commission of nine members be elected to study the existing form of government of the City of McKeesport, to consider the advisability of the adoption of a Home Rule Charter, and if advisable, to draft and to recommend a Home Rule Charter?"	Nov 6, 1979			v. 2, p. 46
View	Charter Commission Election: "Shall a government study commission of nine members be elected to study the existing form of government of the Township of Hampton, to consider the advisability of the adoption of a home rule charter; and if advisable, to draft and to recommend a home rule charter?"	May 19, 1981			v. 2, p. 52
View	Charter Commission Election:	May 19, 1981			v. 2, p. 53
View	Charter Commission Election:	Nov 3, 1981			v. 2, p. 55
View	Election: "Shall the Optional Plan of the Township of Hampton be repealed, and the form of government recommended in the report of the Government Study Commission dated August 27, 1981 be adopted as authorized by the Home Rule Charter and Optional Plans Law?"	Nov 3, 1981			v. 2, p. 56
View	Election: "Shall the Home Rule Charter of the City of McKeesport be repealed, and the form of government recommended in the report of the Government Study Commission, dated April 23, 1981, be adopted as authorized by the Home Rule Charter and Optional Plans Law?"	Nov 3, 1981	Rejected		v. 2, p. 56
View	Election:	Nov 2, 1982	Rejected		v. 2, p. 58
View	Election: "Shall the Borough of Pitcairn be authorized to annex its property located in the Municipality of Monroeville known as Sugar Camp Park and Pitcairn Park, along with land of Conrail and Pitcairn Hose Company No. 1 which adjoin the Pitcairn Park, as set forth in Pitcairn Borough Ordinance No. 780?"	Nov 2, 1982	Certified Nov 18, 1982		v. 2, p. 58
View	Election:	May 17, 1983	Rejected		v. 2, p. 60
View	Charter Commission Election:	May 17, 1983	Rejected		v. 2, p. 62
View	Election: "Shall the First Ward of the City of Clairton be reestablished as the Borough of Wilson by a boundary change which shall separate it from the city? (The First Ward is bounded on the east by the Monongahela River, on the south by Peters Creek, and on the north and west by Jefferson Borough)."	May 21, 1985	Rejected		v. 2, p. 66
View	Charter Commission Election: [For or against the election of a government study commission for the City of Clairton]	Nov 4, 1986			v. 2, p. 69
View	Election: "Shall the Home Rule Charter contained in the report dated February 3, 1988 of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the City of Clairton?"	Apr 26, 1988			v. 2, p. 74
View	Election: "Shall the Township of Richland be authorized to annex certain properties currently located in the Township of West Deer? These properties, located on the East side of Brickell Road, were formerly in Richland Township but have been placed in West Deer Township pursuant to an Allegheny County Court of Common Pleas Order, dated October 6, 1988."	May 16, 1989	Rejected		v. 2, p. 79
View	Charter Commission Election: [For or against the election of a government study commission for the Township of Pine]	Nov 7, 1989			v. 2, p. 82
View	Charter Commission Election:	May 15, 1990			v. 2, p. 83
View	Election: "Shall the Home Rule Charter contained in the report, dated August 14, 1991 of the Government Study Commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Township of Pine?"	Nov 5, 1991			v. 2, p. 91
View	Ordinance: [Establishing a Charter Drafting Committee]	Jul 17, 1997
View	Election: "Shall the Home Rule Charter contained in the report, dated January 15 , 1998, of the Allegheny County Charter Drafting Committee, prepared in accordance with the Second Class County Charter Law, be adopted by the County of Allegheny?"	May 19, 1998			v. 2, p. 112
View	Charter Commission Final Report: [Recommending the adoption of a home rule charter for Allegheny County]	May 19, 1998		Jan 1, 2000
View	Election: "Shall the name of the Borough of Jefferson be changed to the Borough of Jefferson Hills?"	Nov 3, 1998			v. 2, p. 114
View	Charter Commission Election: "Shall a Government Study Commission of seven members be elected to study the existing form of government of the municipality, to consider the advisability of the adoption of a home rule charter and, if advisable, to draft and to recommend a home rule charter?"	May 15, 2018
View	Election: "Shall the Home Rule Charter contained in the report, dated August 26, 2019, of the government study commission, prepared in accordance with the Home Rule Charter and Optional Plans Law, be adopted by the Borough of Braddock?"	Nov 6, 2019

Research Log

Type/Notes	Log Date	Coverage
Boroughs & Townships Index		bk. Townships (Wilkins)
Boroughs & Townships Index		bk. Cities
Boroughs & Townships Index		bk. Townships (A)–Townships (N Fay)
Boroughs & Townships Index		bk. Boroughs
Boroughs & Townships Index		bk. Townships (N Vrsl)–Townships (W Deer)
Charter Index
Charter Index		bk. A-C–D-F (1788–1980)
Charter Index		bk. G-J–K-M (1788–1980)
Charter Index		bk. S–W-Z (1788–1980)
Charter Index		bk. N-P–Q-R (1788)
Charter Index		(1980–1988)
Election Docket		bk. Special QS (1931)
Election Docket		bk. Special (Board of Elections), 1–Special (Board of Elections), 2 (1937–2008)
Law Library Visit
Minute Book		bk. 3, p. 59 (1899-04-13)–3, p. 173 (1902-12-29) (1899–1902)
Minute Book		bk. 4, p. 30 (1905-03-28)–4, p. 187 (1907-01-07) (1905–1907)
Minute Book		bk. 5 (1910–1914)
Minute Book		bk. 6, p. 342 (1917-06-01)–6, p. 475 (1918-01-08) (1917–1918)
Minute Book		bk. 8 (1920–1923)
Minute Book		bk. 12 (1929–1931)
Minute Book		bk. 18 (1937)
Miscellaneous Docket (Com.Pl.)		bk. 79–84 (1969–1984)
Miscellaneous Docket (Com.Pl.)		bk. 85 (1993–1998)
Miscellaneous Docket (Q.Sess.)		bk. 2–10 (1867–1892)
Miscellaneous Docket (Q.Sess.)		bk. 11–13 (1893–1897)
Miscellaneous Docket (Q.Sess.)		bk. 14–17 (1897–1905)
Miscellaneous Docket (Q.Sess.)		bk. 18 (1906–1908)
Miscellaneous Docket (Q.Sess.)		bk. 19–24 (1909–1924)
Miscellaneous Docket (Q.Sess.)		bk. 25 (1924–1926)
Miscellaneous Docket (Q.Sess.)		bk. 26–29 (1926–1932)
Miscellaneous Docket (Q.Sess.)		bk. 31–37 (1934–1939)
Miscellaneous Docket (Q.Sess.)		bk. 38 (1939)
Miscellaneous Docket (Q.Sess.)		bk. 39–40 (1940–1941)
Miscellaneous Docket (Q.Sess.)		bk. 42–52 (1941–1950)
Miscellaneous Docket (Q.Sess.)		bk. 41 (1941)
Miscellaneous Docket (Q.Sess.)		bk. 54–75 (1951–1969)
Miscellaneous Docket (Q.Sess.)		bk. 78–79 (1970–1972)
Open Records Request (Elections)	Jun 20, 2015
Plan Index (Rec.Dd.)
Quarter Sessions Minutes		bk. 1814-1817 (1814–1821)
Quarter Sessions Minutes		bk. 8, p. 343–9, p. 100 (1839–1840)
Road Docket		bk. 3 (1843–1848)
Road Index		bk. 1 (form–1860s)
Road Papers		bk. Mutilated-Illegible–1788

National Archives

Detail	Source	Set	Government	File Unit	From	To
View	1940-1950 Cns. Minor Civ. Div. Corr.		Allegheny County	17500449	1571	1631
View	1940-1950 Cns. Minor Civ. Div. Corr.		Allegheny County	17500449	810	810
View	Cns. Mp.	1930	Allegheny County	5721135	1	4
View	Cns. Mp.	1940	Allegheny County	5836726	1	1
View	Cns. Mp.	1950	Pittsburgh Urbanized Area	34427751	1	1

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