Butler County
Click on a municipality below to see its 1880 census rolls.
Townships:
Adams Township
Allegheny Township
Brady Township
Buffalo Township
Butler Township
Center Township
Cherry Township
Clay Township
Clearfield Township
Clinton Township
Concord Township
Connoquenessing Township
Cranberry Township
Donegal Township
Fairview Township
Forward Township
Franklin Township
Jackson Township
Jefferson Township
Lancaster Township
Marion Township
Mercer Township
Middlesex Township
Muddy Creek Township
Oakland Township
Parker Township
Penn Township
Slippery Rock Township
Summit Township
Venango Township
Washington Township
Winfield Township
Worth Township
Boroughs:
Butler Borough
Karns City
Prospect Borough
Unknown Municipality (Borough)