Butler County, Pennsylvania Genealogy

United States &gt; Pennsylvania &gt; Butler County

County Courthouse
124 W. Diamond St. Butler, PA 16001

Hours: Mon - Fri 8:30am - 4:30pm

Phone: (724) 285-4731 (724) 284-5473 (TDD)

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

==== Boundary Changes ====


 * Before 1788: Butler County was part of Northumberland County.
 * 1788: Allegheny County (including future Butler County) was created from Northumberland County.

Neighboring Counties
Allegheny | Armstrong | Beaver | Clarion | Lawrence | Mercer | Venango | Westmoreland

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
 * Family History Library Catalog