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State evidence atlas

Pennsylvania

Browse counties through the boundary map or the A–Z index.

Counties67
2024 ACS population13,018,639
Data through2025
UpdatedAug. 2, 2026
PA county map67 linked county boundaries use solid sequential teal classes with numeric value-range labels. Print and forced-color modes add patterned strokes.Adams County: 11.6; class range 8.6–11.6 per 1,000Allegheny County: 5.8; class range 4.8–8.4 per 1,000Armstrong County: 15.5; class range 14.0–15.5 per 1,000Beaver County: 8.4; class range 4.8–8.4 per 1,000Bedford County: 11.9; class range 11.9–13.5 per 1,000Berks County: 8.6; class range 8.6–11.6 per 1,000Blair County: 8.2; class range 4.8–8.4 per 1,000Bradford County: 17.2; class range 16.0–24.8 per 1,000Bucks County: 8.4; class range 4.8–8.4 per 1,000Butler County: 10.0; class range 8.6–11.6 per 1,000Cambria County: 10.2; class range 8.6–11.6 per 1,000Cameron County: 15.3; class range 14.0–15.5 per 1,000Carbon County: 12.8; class range 11.9–13.5 per 1,000Centre County: 10.5; class range 8.6–11.6 per 1,000Chester County: 6.9; class range 4.8–8.4 per 1,000Clarion County: 14.9; class range 14.0–15.5 per 1,000Clearfield County: 16.0; class range 16.0–24.8 per 1,000Clinton County: 17.1; class range 16.0–24.8 per 1,000Columbia County: 9.9; class range 8.6–11.6 per 1,000Crawford County: 12.9; class range 11.9–13.5 per 1,000Cumberland County: 7.4; class range 4.8–8.4 per 1,000Dauphin County: 9.1; class range 8.6–11.6 per 1,000Delaware County: 5.3; class range 4.8–8.4 per 1,000Elk County: 12.4; class range 11.9–13.5 per 1,000Erie County: 9.5; class range 8.6–11.6 per 1,000Fayette County: 15.3; class range 14.0–15.5 per 1,000Forest County: 23.0; class range 16.0–24.8 per 1,000Franklin County: 12.0; class range 11.9–13.5 per 1,000Fulton County: 17.8; class range 16.0–24.8 per 1,000Greene County: 14.7; class range 14.0–15.5 per 1,000Huntingdon County: 16.7; class range 16.0–24.8 per 1,000Indiana County: 16.3; class range 16.0–24.8 per 1,000Jefferson County: 13.2; class range 11.9–13.5 per 1,000Juniata County: 12.8; class range 11.9–13.5 per 1,000Lackawanna County: 7.7; class range 4.8–8.4 per 1,000Lancaster County: 8.2; class range 4.8–8.4 per 1,000Lawrence County: 12.9; class range 11.9–13.5 per 1,000Lebanon County: 11.4; class range 8.6–11.6 per 1,000Lehigh County: 5.6; class range 4.8–8.4 per 1,000Luzerne County: 9.0; class range 8.6–11.6 per 1,000Lycoming County: 12.1; class range 11.9–13.5 per 1,000McKean County: 16.8; class range 16.0–24.8 per 1,000Mercer County: 11.2; class range 8.6–11.6 per 1,000Mifflin County: 12.2; class range 11.9–13.5 per 1,000Monroe County: 8.2; class range 4.8–8.4 per 1,000Montgomery County: 4.8; class range 4.8–8.4 per 1,000Montour County: 15.3; class range 14.0–15.5 per 1,000Northampton County: 6.3; class range 4.8–8.4 per 1,000Northumberland County: 14.0; class range 14.0–15.5 per 1,000Perry County: 16.2; class range 16.0–24.8 per 1,000Philadelphia County: 11.6; class range 8.6–11.6 per 1,000Pike County: 14.6; class range 14.0–15.5 per 1,000Potter County: 24.8; class range 16.0–24.8 per 1,000Schuylkill County: 14.7; class range 14.0–15.5 per 1,000Snyder County: 12.7; class range 11.9–13.5 per 1,000Somerset County: 14.3; class range 14.0–15.5 per 1,000Sullivan County: 15.2; class range 14.0–15.5 per 1,000Susquehanna County: 20.0; class range 16.0–24.8 per 1,000Tioga County: 18.1; class range 16.0–24.8 per 1,000Union County: 12.5; class range 11.9–13.5 per 1,000Venango County: 13.5; class range 11.9–13.5 per 1,000Warren County: 14.9; class range 14.0–15.5 per 1,000Washington County: 12.3; class range 11.9–13.5 per 1,000Wayne County: 16.9; class range 16.0–24.8 per 1,000Westmoreland County: 10.7; class range 8.6–11.6 per 1,000Wyoming County: 15.2; class range 14.0–15.5 per 1,000York County: 7.4; class range 4.8–8.4 per 1,000
  • 4.8–8.4 per 1,000
  • 8.6–11.6 per 1,000
  • 11.9–13.5 per 1,000
  • 14.0–15.5 per 1,000
  • 16.0–24.8 per 1,000
State-specific quintile value ranges; labels show observed values, not ranks. Census TIGER/Line 2025 geometry.

A–Z county index

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