Government Detail


Name Level Type/Class Home Rule?
Union, Township of (Allegheny, defunct) municipality or lower Township no


Census Creation Date Created Boundary Alteration Count Dissolved
Feb 9, 1861 11 Jan 2, 1928



Name Relationship Status
Allegheny, County of Parent most recent


Detail Type Source Identifier Relationship Web Link
View census US Census Bureau FIPS: County Subdivision 4200361000
View census US Census Bureau FIPS: Place 4261000
View geologic USGS GNIS: Civil 1214818 Reference View
View other Wikidata Q22338287 Lead View

Affected Government

Detail How Affected Adverse Government How Adverse Affected Date
View New Name Kirkpatrick, Township of (defunct) Old Name Feb 9, 1861
View Reduction Mount Washington, Borough of (defunct) Creation Apr 12, 1866
View Expansion Mount Washington, Borough of (defunct) Reduction Mar 1, 1869
View Reduction Union, Borough of (Allegheny, defunct) Creation Mar 11, 1869
View Expansion? Lower Saint Clair, Township of (defunct) Reduction? 1876
View Reduction? Lower Saint Clair, Township of (defunct) Expansion? 1876
View Expansion? Scott, Township of (Allegheny) Reduction? 1876–1885
View Reduction Green Tree, Borough of Creation Jul 20, 1885
View Reduction? Pittsburgh, City of Expansion? 1885–1886
View Reduction? Scott, Township of (Allegheny) Expansion? 1896–1905
View Reduction Beechview, Borough of (defunct) Creation Jul 28, 1905
View Reduction Pittsburgh, City of Expansion Jan 4, 1909
View Reduction Dormont, Borough of Expansion Jan 19, 1917
View Dissolution Pittsburgh, City of Expansion Jan 2, 1928

Affected Government Form

Detail Government Form Date
View Township Feb 9, 1861
View Township, 2nd Class Apr 28, 1899
View Township, 1st Class Mar 5, 1900

Other Successful Event Links

Detail Type Description Successful? Date
View County Classification Pennsylvania 1919 County Classification yes Jul 10, 1919

Other Event Links

Detail Type Description Successful? Date
View Annexation Lower Saint Clair Township-Union Township Proposed 1865 Annexation unknown 1865
View New Township Mansfield Township Proposed 1866 Creation no* 1866–1867
View Boundary Realignment Union Borough-Union Township Proposed 1870 Boundary Ascertainment no 1870–1872
View Dissolution Union Township-Green Tree Borough Proposed 1886 Merger no 1886
View Annexation Dormont Borough Ordinance 100 no 1913
View Annexation Union Township-Pittsburgh City Proposed 1924 Annexation no* 1924