Butler County, Pennsylvania Genealogy

United States &gt; Pennsylvania &gt; Butler County

Parent County
1800--Butler County was created 12 March 1800 from Allegheny County. County seat: Butler

Boundary Changes

 * Before 1788: Butler was part of Northumberland Co.
 * 1788: Allegheny Co. was created from Northumberland Co.
 * 1800: Butler Co. was formed from Allegheny Co.

Local Histories

 * Over 950 fully-searchable books and published works covering much of western Pennsylvania have been posted online at Historic Pittsburgh, nosted by the University of Pittsburgh's Digital Library

Maps

 * Ancestor Tracks has posted the 1858 Map of Butler Co., Pennsylvania from surveys by Jas. Dunlap, Hugh McKee, David Scott, E. Maurhoff &amp; J.W. Kirker. This map shows the tracts of landowners at that time, as well as towns, villages and roads.  This source is a perfect companion while consulting the 1850 and 1860 census records.

Web Sites

 * Linkpendium - Butler County
 * USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
 * Family History Library Catalog