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%

List of Counties in Pennsylvania With Population Percentage Change

Map KeyNamePopulation Change
Adams County2.41%
Allegheny County2.23%
Armstrong County-4.91%
Beaver County-1.36%
Bedford County-4.39%
Berks County4.23%
Blair County-3.36%
Bradford County-4.24%
Bucks County3.4%
Butler County5.39%
Cambria County-7.1%
Cameron County-10.58%
Carbon County-0.77%
Centre County2.72%
Chester County7.12%
Clarion County-6.87%
Clearfield County-1.32%
Clinton County-4.56%
Columbia County-3.82%
Crawford County-5.44%
Cumberland County10.22%
Dauphin County6.83%
Delaware County3.19%
Elk County-2.99%
Erie County-3.45%
Fayette County-5.71%
Forest County-9.63%
Franklin County4.22%
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 County0.68%
Lancaster County6.46%
Lawrence County-5.53%
Lebanon County7.25%
Lehigh County7.17%
Luzerne County1.46%
Lycoming County-1.66%
Mckean County-6.95%
Mercer County-5.13%
Mifflin County-1.15%
Monroe County-0.89%
Montgomery County7.09%
Montour County-0.72%
Northampton County5.11%
Northumberland County-3.05%
Perry County-0.28%
Philadelphia County5.1%
Pike County2.03%
Potter County-6.08%
Schuylkill County-3.53%
Snyder County0.09%
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 County0.74%
Wayne County-3.16%
Westmoreland County-2.88%
Wyoming County-7.81%
York County4.94%