Government Detail

Summary

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

Detail

Census Creation Date Created Boundary Alteration Count Dissolved
Jan 1828 14 Jan 7, 1952

Map

Related

Name Relationship Status
Allegheny, County of Parent most recent

Identifier

Detail Type Source Identifier Relationship Web Link
View census US Census Bureau FIPS: County Subdivision 4200337955
View census US Census Bureau FIPS: Place 4237955
View geologic USGS GNIS: Civil 1217396 Historic View
View other Wikidata Q89482343 Historic View
View other Wikidata Q963319 Historic View

Affected Government

Detail How Affected Adverse Government How Adverse Affected Date
View Creation Mifflin, Township of (Allegheny, defunct) Reduction Jan 1828
View Reduction Mifflin, Township of (Allegheny, defunct) Expansion 1832
View Reduction Baldwin, Township of Creation Feb 24, 1844
View Reduction Snowden, Township of (defunct) Creation Oct 6, 1845
View Swap Snowden, Township of (defunct) Swap 1847
View Reduction West Elizabeth, Borough of Creation Apr 3, 1848
View Ascertainment Mifflin, Township of (Allegheny, defunct) Ascertainment 1857–1858
View Ascertainment Union, Township of (Washington) Ascertainment Apr 4, 1890
View Reduction Clairton, Borough of (defunct) Creation Apr 25, 1903
View Reduction Wilson, Borough of (Allegheny, defunct) Creation Jan 4, 1907
View Reduction Clairton, Borough of (defunct) Expansion Oct 17, 1907
View Reduction North Clairton, Borough of (defunct) Creation May 18, 1915
View Reduction? Clairton, City of (defunct) Expansion? 1925
View Reduction Clairton, City of (defunct) Expansion Jan 5, 1925
View Reduction Clairton, City of (defunct) Expansion Nov 27, 1935
View Reduction West Elizabeth, Borough of Expansion Jan 10, 1947
View Reduction Pleasant Hills, Borough of Creation Jan 5, 1948
View Reduction Baldwin, Township of Expansion May 23, 1949
View Old Name Jefferson, Borough of (Allegheny, defunct) New Name Jan 7, 1952

Affected Government Form

Detail Government Form Date
View Township Jan 1828
View Township, 2nd Class Apr 28, 1899
View Township, 1st Class Jan 1, 1912

Other Successful Event Links

Detail Type Description Successful? Date
View New School District Jefferson Township-Mifflin Township 1859 Independent School District yes* 1858–1859
View School District Dissolution Jefferson Township-Mifflin Township 1905 Independent School District Dissolution yes* 1905
View County Classification Pennsylvania 1919 County Classification yes Jul 10, 1919

Government Action

Detail Action Date Approved Effective Location
View Resolution: Assenting to the annexation of certain lands to the City of Clairton Sep 5, 1934
View Resolution Apr 5, 1948

National Archives

Detail Source Set Government File Unit From To
View Cns. Mp. 1940 Jefferson 5836700 1 1

Other Event Links

Detail Type Description Successful? Date
View Annexation Mifflin Township-Jefferson Township Proposed 1841 Annexation unknown 1841
View Boundary Realignment Jefferson Township-Upper Saint Clair Township Proposed 1844 Boundary Realignment no* 1844
View Annexation Baldwin Township to Mifflin Township-Jefferson Township Proposed 1846 Annexation no* 1846
View Annexation Baldwin Township to Mifflin Township-Jefferson Township Proposed 1847 Annexation unknown 1847–1848
View School District Annexation Jefferson Township-West Elizabeth Borough Proposed 1906 School District Annexation unknown 1906
View Second Class Township Jefferson Township Proposed 1932 2nd Class no* 1932
View Second Class Township Jefferson Township Proposed 1941 2nd Class no 1941
View Annexation Jefferson Township-Clairton City Proposed 1946 Annexation no 1946
View New Borough Pleasant Hills Borough Proposed 1946 Creation no 1946
View Annexation Jefferson Township-Baldwin Township Proposed 1948 Annexation no 1948
View New Borough Maple Borough Proposed 1948 Creation no 1948–1950