Map of Population Change for Counties in Pennsylvania - 2010 to 2020

Pennsylvania Population Change Map

< -15%

-15% to -5%

-5% to 0%

0% to 5%

5% to 15%

> 15%

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List of Counties in Pennsylvania With Population Percentage Change
Map Key Name Population Change
Adams County 2.41%

Allegheny County 2.23%

Armstrong County -4.91%

Beaver County -1.36%

Bedford County -4.39%

Berks County 4.23%

Blair County -3.36%

Bradford County -4.24%

Bucks County 3.4%

Butler County 5.39%

Cambria County -7.1%

Cameron County -10.58%

Carbon County -0.77%

Centre County 2.72%

Chester County 7.12%

Clarion County -6.87%

Clearfield County -1.32%

Clinton County -4.56%

Columbia County -3.82%

Crawford County -5.44%

Cumberland County 10.22%

Dauphin County 6.83%

Delaware County 3.19%

Elk County -2.99%

Erie County -3.45%

Fayette County -5.71%

Forest County -9.63%

Franklin County 4.22%

Fulton County -1.95%

Greene County -7.06%

Huntingdon County -3.97%

Indiana County -6.34%

Jefferson County -1.57%

Juniata County -4.57%

Lackawanna County 0.68%

Lancaster County 6.46%

Lawrence County -5.53%

Lebanon County 7.25%

Lehigh County 7.17%

Luzerne County 1.46%

Lycoming County -1.66%

Mckean County -6.95%

Mercer County -5.13%

Mifflin County -1.15%

Monroe County -0.89%

Montgomery County 7.09%

Montour County -0.72%

Northampton County 5.11%

Northumberland County -3.05%

Perry County -0.28%

Philadelphia County 5.1%

Pike County 2.03%

Potter County -6.08%

Schuylkill County -3.53%

Snyder County 0.09%

Somerset County -4.65%

Sullivan County -9.15%

Susquehanna County -11.35%

Tioga County -2.23%

Union County -5.04%

Venango County -8.24%

Warren County -7.72%

Washington County 0.74%

Wayne County -3.16%

Westmoreland County -2.88%

Wyoming County -7.81%

York County 4.94%