Pennsylvania (PA) 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).

Interactive Map of Pennsylvania Counties
Click on any of the counties on the map to see the county’s 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:
County | Population | Per sq. km | Largest City |
---|---|---|---|
Adams County | 103,782 | 77.25 | Conewago |
Allegheny County | 1,246,116 | 659.12 | Pittsburgh |
Armstrong County | 65,967 | 38.99 | Kiskiminetas |
Beaver County | 168,260 | 149.45 | Hopewell |
Bedford County | 47,729 | 18.21 | Bedford |
Berks County | 426,967 | 192.49 | Reading |
Blair County | 123,132 | 90.51 | Altoona |
Bradford County | 60,233 | 20.27 | Sayre |
Bucks County | 643,872 | 411.34 | Bensalem |
Butler County | 192,561 | 94.17 | Cranberry |
Cambria County | 134,048 | 75.28 | Johnstown |
Cameron County | 4,596 | 4.48 | Shippen |
Carbon County | 64,792 | 65.6 | Penn Forest |
Centre County | 158,879 | 55.33 | State College |
Chester County | 531,704 | 273.52 | Tredyffrin |
Clarion County | 37,571 | 24.14 | Clarion |
Clearfield County | 80,667 | 27.19 | Sandy |
Clinton County | 37,824 | 16.45 | Lock Haven |
Columbia County | 65,013 | 51.95 | Bloomsburg |
Crawford County | 84,495 | 32.23 | Meadville |
Cumberland County | 257,333 | 182.15 | Hampden |
Dauphin County | 284,199 | 209.06 | Harrisburg |
Delaware County | 573,883 | 1205.46 | Upper Darby |
Elk County | 31,037 | 14.49 | St. Marys |
Erie County | 271,903 | 131.41 | Erie |
Fayette County | 129,443 | 63.2 | North Union |
Forest County | 7,121 | 6.44 | Jenks |
Franklin County | 155,592 | 77.79 | Chambersburg |
Fulton County | 14,529 | 12.82 | Ayr |
Greene County | 36,248 | 24.3 | Franklin |
Huntingdon County | 44,458 | 19.63 | Huntingdon |
Indiana County | 83,620 | 39.02 | White |
Jefferson County | 44,491 | 26.33 | Punxsutawney |
Juniata County | 23,607 | 23.29 | Fayette |
Lackawanna County | 215,529 | 181.34 | Scranton |
Lancaster County | 550,480 | 225.17 | Lancaster |
Lawrence County | 86,311 | 93.25 | New Castle |
Lebanon County | 142,486 | 152.04 | Lebanon |
Lehigh County | 372,492 | 416.47 | Allentown |
Luzerne County | 324,825 | 140.94 | Wilkes-Barre |
Lycoming County | 114,274 | 35.9 | Williamsport |
McKean County | 40,652 | 16.02 | Bradford |
Mercer County | 111,216 | 63.85 | Hermitage |
Mifflin County | 46,156 | 43.36 | Lewistown |
Monroe County | 168,128 | 106.7 | Coolbaugh |
Montgomery County | 850,890 | 680.23 | Pottstown |
Montour County | 18,198 | 53.95 | Mahoning |
Northampton County | 311,359 | 325.1 | Bethlehem |
Northumberland County | 91,853 | 77.49 | Coal |
Perry County | 45,879 | 32.12 | Carroll |
Philadelphia County | 1,596,865 | 4588.93 | Philadelphia |
Pike County | 58,345 | 41.34 | Dingman |
Potter County | 16,478 | 5.88 | Coudersport |
Schuylkill County | 143,308 | 71.07 | Pottsville |
Snyder County | 39,877 | 46.83 | Selinsgrove |
Somerset County | 74,331 | 26.7 | Conemaugh |
Sullivan County | 5,935 | 5.09 | Cherry |
Susquehanna County | 38,892 | 18.23 | Bridgewater |
Tioga County | 41,089 | 13.99 | Charleston |
Union County | 43,094 | 52.66 | East Buffalo |
Venango County | 50,810 | 29.1 | Oil City |
Warren County | 38,791 | 16.94 | Warren |
Washington County | 209,090 | 94.2 | Peters |
Wayne County | 51,244 | 27.26 | Lake |
Westmoreland County | 355,107 | 133.41 | Hempfield |
Wyoming County | 26,389 | 25.65 | Tunkhannock |
York County | 454,605 | 194.09 | York |