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Pennsylvania
There are 67 Counties in Pennsylvania
Click the state map for a larger view or select a county from the list below to view a listing of the county officials and other information pertaining to that county.
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| County |
NACo
Member |
2000
Population |
Square
Miles |
County Seat |
Founded |
|
Adams
|
|
91,292
|
520
|
Gettysburg
|
1800
|
|
Allegheny
|
|
1,281,666
|
730
|
Pittsburgh
|
1788
|
|
Armstrong
|
|
72,392
|
654
|
Kittanning
|
1800
|
|
Beaver
|
|
181,412
|
435
|
Beaver
|
1800
|
|
Bedford
|
|
49,984
|
1,015
|
Bedford
|
1771
|
|
Berks
|
|
373,638
|
859
|
Reading
|
1751
|
|
Blair
|
|
129,144
|
526
|
Hollidaysburg
|
1846
|
|
Bradford
|
|
62,761
|
1,151
|
Towanda
|
1810
|
|
Bucks
|
|
597,635
|
608
|
Doylestown
|
1682
|
|
Butler
|
|
174,083
|
789
|
Butler
|
1800
|
|
Cambria
|
|
152,598
|
688
|
Ebensburg
|
1804
|
|
Cameron
|
|
5,974
|
397
|
Emporium
|
1860
|
|
Carbon
|
|
58,802
|
383
|
Jim Thorpe
|
1843
|
|
Centre
|
|
135,758
|
1,108
|
Bellefonte
|
1800
|
|
Chester
|
|
433,501
|
756
|
West Chester
|
1682
|
|
Clarion
|
|
41,765
|
602
|
Clarion
|
1839
|
|
Clearfield
|
|
83,382
|
1,147
|
Clearfield
|
1804
|
|
Clinton
|
|
37,914
|
891
|
Lock Haven
|
1839
|
|
Columbia
|
|
64,151
|
486
|
Bloomsburg
|
1813
|
|
Crawford
|
|
90,366
|
1,013
|
Meadville
|
1800
|
|
Cumberland
|
|
213,674
|
550
|
Carlisle
|
1750
|
|
Dauphin
|
|
251,798
|
525
|
Harrisburg
|
1785
|
|
Delaware
|
|
550,864
|
184
|
Media
|
1789
|
|
Elk
|
|
35,112
|
829
|
Ridgway
|
1843
|
|
Erie
|
|
280,843
|
802
|
Erie
|
1800
|
|
Fayette
|
|
148,644
|
790
|
Uniontown
|
1783
|
|
Forest
|
|
4,946
|
428
|
Tionesta
|
1848
|
|
Franklin
|
|
129,313
|
772
|
Chambersburg
|
1784
|
|
Fulton
|
|
14,261
|
438
|
McConnellsburg
|
1850
|
|
Greene
|
|
40,672
|
576
|
Waynesburg
|
1796
|
|
Huntingdon
|
|
45,586
|
875
|
Huntingdon
|
1787
|
|
Indiana
|
|
89,605
|
830
|
Indiana
|
1803
|
|
Jefferson
|
|
45,932
|
656
|
Brookville
|
1804
|
|
Juniata
|
|
22,821
|
392
|
Mifflintown
|
1831
|
|
Lackawanna
|
|
213,295
|
459
|
Scranton
|
1878
|
|
Lancaster
|
|
470,658
|
949
|
Lancaster
|
1729
|
|
Lawrence
|
|
94,643
|
360
|
New Castle
|
1849
|
|
Lebanon
|
|
120,327
|
362
|
Lebanon
|
1815
|
|
Lehigh
|
|
312,090
|
347
|
Allentown
|
1812
|
|
Luzerne
|
|
319,250
|
891
|
Wilkes-Barre
|
1786
|
|
Lycoming
|
|
120,044
|
1,235
|
Williamsport
|
1795
|
|
McKean
|
|
45,936
|
982
|
Smethport
|
1804
|
|
Mercer
|
|
120,293
|
672
|
Mercer
|
1800
|
|
Mifflin
|
|
46,486
|
411
|
Lewistown
|
1789
|
|
Monroe
|
|
138,687
|
607
|
Stroudsburg
|
1836
|
|
Montgomery
|
|
750,097
|
483
|
Norristown
|
1784
|
|
Montour
|
|
18,236
|
131
|
Danville
|
1850
|
|
Northampton
|
|
267,066
|
374
|
Easton
|
1752
|
|
Northumberland
|
|
94,556
|
460
|
Sunbury
|
1772
|
|
Perry
|
|
43,602
|
554
|
New Bloomfield
|
1820
|
|
Philadelphia
*
|
|
1,517,550
|
135
|
Philadelphia
|
1682
|
|
Pike
|
|
46,302
|
547
|
Milford
|
1814
|
|
Potter
|
|
18,080
|
1,081
|
Coudersport
|
1804
|
|
Schuylkill
|
|
150,336
|
779
|
Pottsville
|
1811
|
|
Snyder
|
|
37,546
|
331
|
Middleburg
|
1855
|
|
Somerset
|
|
80,023
|
1,075
|
Somerset
|
1795
|
|
Sullivan
|
|
6,556
|
450
|
Laporte
|
1847
|
|
Susquehanna
|
|
42,238
|
823
|
Montrose
|
1810
|
|
Tioga
|
|
41,373
|
1,134
|
Wellsboro
|
1804
|
|
Union
|
|
41,624
|
317
|
Lewisburg
|
1813
|
|
Venango
|
|
57,565
|
675
|
Franklin
|
1800
|
|
Warren
|
|
43,863
|
884
|
Warren
|
1800
|
|
Washington
|
|
202,897
|
857
|
Washington
|
1781
|
|
Wayne
|
|
47,722
|
729
|
Honesdale
|
1798
|
|
Westmoreland
|
|
369,993
|
1,023
|
Greensburg
|
1773
|
|
Wyoming
|
|
28,080
|
397
|
Tunkhannock
|
1842
|
|
York
|
|
381,751
|
905
|
York
|
1749
|
* Consolidated City-County Government
To report any updates, deletions or additions, contact Database Updates
or send a fax to NACo, Attn: Database Updates (202)393-2630.
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