Pennsylvania State
History and Genealogy of
Mercer County, Pennsylvania

Cities within the
county include:


The county seat is:


Welcome to Mercer County, Pennsylvania
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Mercer County is located in northwestern Pennsylvania, along the Ohio border.

Mercer's adjacent counties are:
Crawford, Venango, Butler, Lawrence, Mahoning (Ohio), Trumbull (Ohio)

Mercer County was created from Allegheny County on March 12, 1800.
Source: Wikipedia

Early History Biographies Census Records
Buroughs, Townships &
Census-Designated Places
Surnames Military
Old Photos Obituaries  
Mercer County
Marriage Records
  Mercer County
Newspaper Excerpts

Latest UPDATES to this site!

Mercer County Volunteer Host
Denise Burge
We welcome your contributions!

Regretfully we are unable to perform personal research.

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