Pennsylvania County Map

List of Counties in Pennsylvania

CountyFIPS CodeCounty SeatEstablished inPopulationArea (sq mi)Area (km2)
Adams County1Gettysburg1800101,4075221,352
Allegheny County3Pittsburgh17881,223,3487451,930
Armstrong County5Kittanning180068,9416641,720
Beaver County7Beaver1800170,5394441,150
Bedford County9Bedford177149,7621,0152,629
Berks County11Reading1752411,4428662,243
Blair County13Hollidaysburg1846127,0895271,365
Bradford County15Towanda181062,6221,1613,007
Bucks County17Doylestown1682625,2496221,611
Butler County19Butler1800183,8627952,059
Cambria County21Ebensburg1804143,6796931,795
Cameron County23Emporium18605,0853991,033
Carbon County25Jim Thorpe184365,2493871,002
Centre County27Bellefonte1800153,9901,1122,880
Chester County29West Chester1682498,8867601,968
Clarion County31Clarion183939,9886091,577
Clearfield County33Clearfield180481,6421,1542,989
Clinton County35Lock Haven183939,2388982,326
Columbia County37Bloomsburg181367,2954901,269
Crawford County39Meadville180088,7651,0382,688
Cumberland County41Carlisle1750235,4065511,427
Dauphin County43Harrisburg1785268,1005581,445
Delaware County45Media1789558,979191495
Elk County47Ridgway184331,9468322,155
Erie County49Erie1800280,5667992,069
Fayette County51Uniontown1783136,6067982,067
Forest County53Tionesta18487,7164311,116
Franklin County55Chambersburg1784149,6187711,997
Fulton County57McConnellsburg185014,8454381,134
Greene County59Waynesburg179638,6865781,497
Huntingdon County61Huntingdon178745,9138892,302
Indiana County63Indiana180388,8808342,160
Jefferson County65Brookville180445,2006571,702
Juniata County67Mifflintown183124,6363941,020
Lackawanna County69Scranton1878214,4374651,204
Lancaster County71Lancaster1729519,4459842,549
Lawrence County73New Castle184991,108363940
Lebanon County75Lebanon1813133,568363940
Lehigh County77Allentown1812349,497349904
Luzerne County79Wilkes-Barre1786320,9189072,349
Lycoming County81Williamsport1795116,1111,2443,222
McKean County83Smethport180443,4509842,549
Mercer County85Mercer1800116,6386831,769
Mifflin County87Lewistown178946,6824151,075
Monroe County89Stroudsburg1836169,8426171,598
Montgomery County91Norristown1784799,8744871,261
Montour County93Danville185018,267132342
Northampton County95Easton1752297,735377976
Northumberland County97Sunbury177294,5284771,235
Perry County99New Bloomfield182045,9695561,440
Philadelphia County101Philadelphia16821,526,006143370
Pike County103Milford181457,3695671,469
Potter County105Coudersport180417,4571,0812,800
Schuylkill County107Pottsville1811148,2897782,015
Snyder County109Middleburg185539,702332860
Somerset County111Somerset179577,7421,0812,800
Sullivan County113Laporte18476,4284521,171
Susquehanna County115Montrose181043,3568322,155
Tioga County117Wellsboro180441,9811,1372,945
Union County119Lewisburg181344,947317821
Venango County121Franklin180054,9846831,769
Warren County123Warren180041,8158982,326
Washington County125Washington1781207,8208612,230
Wayne County127Honesdale179852,8227511,945
Westmoreland County129Greensburg1773365,1691,0362,683
Wyoming County131Tunkhannock184228,2764051,049
York County133York1749434,9729102,357