Pennsylvania Counties Map

Pennsylvania (PA) on the US Map

The State of Pennsylvania highlighted on the US map.
State of Pennsylvania highlighted on the US map.

Map of Pennsylvania Counties

Below is a map of the 67 counties of Pennsylvania (you can click on the map to enlarge it and to see the major city in each state).

Colorful Pennsylvania counties map showing counties, main cities, and neighboring counties.
Pennsylvania counties map with cities.

Interactive Map of Pennsylvania Counties

Click on any of the counties on the map to see its population, economic data, time zone, and zip code (the data will appear below the map). Data is sourced from the US Census 2021.

List of the Counties of Pennsylvania:

CountyPopulationPer sq. kmLargest City
Adams County103,78277.25Conewago
Allegheny County1,246,116659.12Pittsburgh
Armstrong County65,96738.99Kiskiminetas
Beaver County168,260149.45Hopewell
Bedford County47,72918.21Bedford
Berks County426,967192.49Reading
Blair County123,13290.51Altoona
Bradford County60,23320.27Sayre
Bucks County643,872411.34Bensalem
Butler County192,56194.17Cranberry
Cambria County134,04875.28Johnstown
Cameron County4,5964.48Shippen
Carbon County64,79265.6Penn Forest
Centre County158,87955.33State College
Chester County531,704273.52Tredyffrin
Clarion County37,57124.14Clarion
Clearfield County80,66727.19Sandy
Clinton County37,82416.45Lock Haven
Columbia County65,01351.95Bloomsburg
Crawford County84,49532.23Meadville
Cumberland County257,333182.15Hampden
Dauphin County284,199209.06Harrisburg
Delaware County573,8831205.46Upper Darby
Elk County31,03714.49St. Marys
Erie County271,903131.41Erie
Fayette County129,44363.2North Union
Forest County7,1216.44Jenks
Franklin County155,59277.79Chambersburg
Fulton County14,52912.82Ayr
Greene County36,24824.3Franklin
Huntingdon County44,45819.63Huntingdon
Indiana County83,62039.02White
Jefferson County44,49126.33Punxsutawney
Juniata County23,60723.29Fayette
Lackawanna County215,529181.34Scranton
Lancaster County550,480225.17Lancaster
Lawrence County86,31193.25New Castle
Lebanon County142,486152.04Lebanon
Lehigh County372,492416.47Allentown
Luzerne County324,825140.94Wilkes-Barre
Lycoming County114,27435.9Williamsport
McKean County40,65216.02Bradford
Mercer County111,21663.85Hermitage
Mifflin County46,15643.36Lewistown
Monroe County168,128106.7Coolbaugh
Montgomery County850,890680.23Pottstown
Montour County18,19853.95Mahoning
Northampton County311,359325.1Bethlehem
Northumberland County91,85377.49Coal
Perry County45,87932.12Carroll
Philadelphia County1,596,8654588.93Philadelphia
Pike County58,34541.34Dingman
Potter County16,4785.88Coudersport
Schuylkill County143,30871.07Pottsville
Snyder County39,87746.83Selinsgrove
Somerset County74,33126.7Conemaugh
Sullivan County5,9355.09Cherry
Susquehanna County38,89218.23Bridgewater
Tioga County41,08913.99Charleston
Union County43,09452.66East Buffalo
Venango County50,81029.1Oil City
Warren County38,79116.94Warren
Washington County209,09094.2Peters
Wayne County51,24427.26Lake
Westmoreland County355,107133.41Hempfield
Wyoming County26,38925.65Tunkhannock
York County454,605194.09York