Government Detail

Summary

Name Level Type/Class Home Rule?
Slippery Rock, Township of (Butler) municipality or lower Township (Class: 2) no

Detail

Census Creation Date Created Boundary Alteration Count Dissolved
1799 16

Map

Related

Name Relationship Status
Slipperyrock, Township of (Butler, alternate) Variant variant
Allegheny, County of Parent former
Butler, County of Parent current

Identifier

Detail Type Source Identifier Relationship Web Link
View cadastral Butler County, Pennsylvania 280 Lead
View census US Census Bureau FIPS: County Subdivision 4201971192 Lead
View geologic USGS GNIS: Civil 1216066 Lead View
View other Wikidata Q7540910 Lead View
View state Pennsylvania DCED: Municipality 101415 Lead

Affected Government

Detail How Affected Adverse Government How Adverse Affected Date
View Creation Unknown (placeholder) Reduction 1799
View Reduction Slippery Rock, Township of (Armstrong, defunct) Creation Mar 12, 1800
View Reduction Cherry, Township of (Butler) Creation Mar 7, 1840
View Reduction Cherry, Township of (Butler) Expansion 1841
View Part Centreville, Borough of (defunct) Creation (Within) Mar 11, 1841
View Expansion Cherry, Township of (Butler) Reduction 1842
View Reduction Centreville, Borough of (defunct) Separation Apr 23, 1852
View Expansion Cherry, Township of (Butler) Reduction Mar 29, 1854
View Expansion Mercer, Township of (Butler) Reduction Mar 29, 1854
View Reduction Brady, Township of (Butler) Creation Mar 29, 1854
View Reduction Worth, Township of (Butler) Creation Mar 29, 1854
View Reduction Centreville, Borough of (defunct) Expansion Jun 22, 1896
View Reduction Slippery Rock, Borough of Expansion 1913–1914
View Reduction Slippery Rock, Borough of Expansion 1921
View Reduction Slippery Rock, Borough of Expansion May 20, 1930
View Reduction Slippery Rock, Borough of Expansion May 22, 1963
View Reduction Slippery Rock, Borough of Expansion May 16, 1967
View Reduction Slippery Rock, Borough of Expansion Apr 2, 1969
View Reduction Slippery Rock, Borough of Expansion Apr 3, 1969
View Reduction Slippery Rock, Borough of Expansion Jan 16, 1970
View Reduction Slippery Rock, Borough of Expansion 1978–1979
View Ascertainment Plain Grove, Township of Ascertainment Oct 26, 2018

Affected Government Form

Detail Government Form Date
View Township 1799
View Township, 2nd Class Apr 28, 1899

Other Successful Event Links

Detail Type Description Successful? Date
View Annexation Northumberland County-Westmoreland County 1785 Annexation yes+ 1785
View New County Allegheny County 1788 Creation yes Sep 24, 1788
View New Township Allegheny County 1788 Township Division yes Dec 18, 1788
View Separation (County) Butler County 1803 Separation yes+ Nov 7, 1803
View New Township Butler County 1804 Township Division yes+ Nov 1804
View New School District Centreville Borough 1846 School District Separation yes* 1846
View County Classification Pennsylvania 1919 County Classification yes Jul 10, 1919
View County Classification Butler County 6th to 5th yes Jan 1, 1952
View County Classification Butler County 5th to 4th yes Jan 1, 1992

Research Log

Detail Type/Notes Log Date Coverage
Code of Ordinances with Tables

National Archives

Detail Source Set Government File Unit From To
View Cns. Mp. 1940 Slippery Rock 5837001 1 1

Other Event Links

Detail Type Description Successful? Date
View New Township Slippery Rock Township Proposed 1802 Division unknown 1802
View New School District Slippery Rock Township Proposed 1866 Independent School District unknown 1866