Pennsylvania Counties (GeoWorld)

County Basics

The tables below feature information about every in . (Note: Louisiana is divided into parishes, Alaska into boroughs.) The first table lists each ’s name, the seat, area in square miles, area in square kilometers (km), population density (number of people per square mile), density per square kilometer (km) and population. County (or parish, borough) seats that also serve as state capitals are highlighted in yellow. The second table focuses on race.

You can see this information for all fifty states at Reference > North America > USA > Counties. Also, see the Counties home page.

See a map of ’s counties: Resizeable Pop-Up | Link

Name	Seat	Area	(km)	Density	(km)	Pop(2000)	Pop(1990)
Adams	Gettysburg	520	1,347	151	58	91,292	78,274
Allegheny	Pittsburgh	730	1,891	1,830	707	1,281,666	1,336,449
Armstrong	Kittanning	654	1,694	112	43	72,392	73,478
Beaver	Beaver	435	1,127	428	165	181,412	186,093
Bedford	Bedford	1,015	2,628	47	18	49,984	47,919
Berks	Reading	859	2,225	392	151	373,638	336,523
Blair	Hollidaysburg	526	1,362	248	96	129,144	130,542
Bradford	Towanda	1,151	2,980	53	21	62,761	60,967
Bucks	Doylestown	608	1,574	891	344	597,635	541,174
Butler	Butler	789	2,042	193	74	174,083	152,013
Cambria	Ebensburg	688	1,782	237	92	152,598	163,029
Cameron	Emporium	397	1,029	15	6	5,974	5,913
Carbon	Jim Thorpe	383	991	149	57	58,802	56,846
Centre	Bellefonte	1,108	2,869	112	43	135,758	123,786
Chester	West Chester	756	1,958	498	192	433,501	376,396
Clarion	Clarion	603	1,560	69	27	41,765	41,699
Clearfield	Clearfield	1,147	2,972	68	26	83,382	78,097
Clinton	Lock Haven	891	2,307	42	16	37,914	37,182
Columbia	Bloomsburg	486	1,258	130	50	64,151	63,202
Crawford	Meadville	1,013	2,623	85	33	90,366	86,169
Cumberland	Carlisle	550	1,425	355	137	213,674	195,257
Dauphin	Harrisburg	525	1,361	453	175	251,798	237,813
Delaware	Media	184	477	2,973	1,148	550,864	547,651
Elk	Ridgway	829	2,146	42	16	35,112	34,878
Erie	Erie	802	2,077	344	133	280,843	275,572
Fayette	Uniontown	790	2,046	184	71	148,644	145,351
Forest	Tionesta	428	1,109	11	4	4,946	4,802
Franklin	Chambersburg	772	1,999	157	61	129,313	121,082
Fulton	McConnellsburg	438	1,133	32	12	14,261	13,837
Greene	Waynesburg	576	1,492	69	27	40,672	39,550
Huntingdon	Huntingdon	875	2,267	51	20	45,586	44,164
Indiana	Indiana	830	2,149	109	42	89,605	89,994
Jefferson	Brookville	656	1,698	70	27	45,932	46,083
Juniata	Mifflintown	392	1,014	53	20	22,821	20,625
Lackawanna	Scranton	459	1,188	477	184	213,295	219,039
Lancaster	Lancaster	949	2,458	446	172	470,658	422,822
Lawrence	New Castle	361	934	267	103	94,643	96,246
Lebanon	Lebanon	362	937	314	121	120,327	113,744
Lehigh	Allentown	347	898	840	324	312,090	291,130
Luzerne	Wilkes-Barre	891	2,308	368	142	319,250	328,149
Lycoming	Williamsport	1,235	3,199	96	37	120,044	118,710
McKean	Smethport	982	2,542	48	19	45,936	47,131
Mercer	Mercer	672	1,740	180	70	120,293	121,003
Mifflin	Lewistown	411	1,064	113	43	46,486	46,197
Monroe	Stroudsburg	607	1,573	158	61	138,687	95,709
Montgomery	Norristown	483	1,251	1,404	542	750,097	678,111
Montour	Danville	131	339	136	52	18,236	17,735
Northampton	Easton	374	968	661	255	267,066	247,105
Northumberland	Sunbury	460	1,191	210	81	94,556	96,771
Perry	New Bloomfield	554	1,434	74	29	43,602	41,172
Philadelphia	Philadelphia	135	350	11,734	4,530	1,517,550	1,585,577
Pike	Milford	547	1,417	51	20	46,302	27,966
Potter	Coudersport	1,081	2,800	16	6	18,080	16,717
Schuylkill	Pottsville	779	2,017	196	76	150,336	152,585
Snyder	Middleburg	331	858	111	43	37,546	36,680
Somerset	Somerset	1,075	2,784	73	28	80,023	78,218
Sullivan	Laporte	450	1,165	14	5	6,556	6,104
Susquehanna	Montrose	823	2,132	49	19	42,238	40,380
Tioga	Wellsboro	1,134	2,937	36	14	41,373	41,126
Union	Lewisburg	317	820	114	44	41,624	36,176
Venango	Franklin	675	1,749	88	34	57,565	59,381
Warren	Warren	884	2,288	51	20	43,863	45,050
Washington	Washington	857	2,220	239	92	202,897	204,584
Wayne	Honesdale	729	1,889	55	21	47,722	39,944
Westmoreland	Greensburg	1,023	2,649	362	140	369,993	370,321
Wyoming	Tunkhannock	397	1,029	71	27	28,080	28,076
York	York	905	2,343	375	145	381,751	339,574

(Source: U.S. Census Bureau)

Race

The table below lists the population of various ethnic and cultural groups in : Native American (American Indian, Eskimo and Aleut), white (Caucasian), black (African American), Asian American, Pacific Islander, “Some Other Race,” people whose ancestry includes two or more races, and Hispanic.

County	Native	White	Black	Asian	PI	Other	Race2	Hisp
Adams	184	87,088	1,105	448	21	1,559	887	3,323
Allegheny	1,593	1,080,800	159,058	21,716	335	4,399	13,765	11,166
Armstrong	66	71,173	592	89	13	97	362	308
Beaver	190	167,890	10,811	458	24	362	1,677	1,315
Bedford	54	49,253	178	143	7	78	271	263
Berks	611	329,460	13,778	3,785	77	20,317	5,610	36,357
Blair	109	126,059	1,535	463	19	180	779	662
Bradford	193	61,471	251	285	4	121	436	398
Bucks	765	552,588	19,495	13,627	164	4,932	6,064	14,005
Butler	149	170,302	1,367	978	54	293	940	1,016
Cambria	132	146,183	4,322	573	37	374	977	1,352
Cameron	8	5,904	21	7	3	3	28	34
Carbon	96	57,520	353	183	20	186	444	858
Centre	184	124,134	3,544	5,373	94	1,003	1,426	2,243
Chester	645	386,745	27,040	8,468	140	5,852	4,611	16,126
Clarion	45	40,998	329	142	2	32	217	172
Clearfield	97	81,218	1,239	220	10	216	382	471
Clinton	42	37,264	197	151	9	55	196	205
Columbia	94	62,602	516	334	21	213	371	609
Crawford	184	87,653	1,437	254	23	117	698	537
Cumberland	272	201,716	5,048	3,578	77	915	2,068	2,883
Dauphin	415	194,158	42,580	4,931	82	4,972	4,660	10,404
Delaware	609	442,449	79,981	18,103	100	3,066	6,556	8,368
Elk	33	34,746	52	122	15	36	108	142
Erie	464	255,282	17,202	1,929	61	2,406	3,499	6,126
Fayette	168	141,657	5,223	323	18	170	1,085	564
Forest	20	4,745	110	7	0	34	30	60
Franklin	192	123,279	3,016	717	40	960	1,109	2,268
Fulton	29	14,012	94	15	2	6	103	52
Greene	61	38,665	1,585	87	9	21	244	357
Huntingdon	48	42,544	2,342	94	4	205	349	524
Indiana	71	86,796	1,407	665	8	142	516	457
Jefferson	75	45,457	59	97	5	32	207	188
Juniata	32	22,376	85	57	39	115	117	369
Lackawanna	185	206,160	2,793	1,602	22	1,120	1,413	2,958
Lancaster	681	430,456	12,993	6,802	158	13,669	5,899	26,742
Lawrence	95	89,894	3,416	258	9	176	795	529
Lebanon	157	113,662	1,548	1,067	43	2,716	1,134	5,969
Lehigh	553	271,590	11,097	6,552	116	16,474	5,708	31,881
Luzerne	285	308,476	5,408	1,860	47	1,359	1,815	3,713
Lycoming	258	112,737	5,189	509	12	312	1,027	799
McKean	149	44,312	860	139	11	186	279	485
Mercer	127	112,031	6,318	486	27	204	1,100	803
Mifflin	38	45,803	226	135	2	83	199	263
Monroe	298	122,342	8,343	1,545	40	3,353	2,766	9,195
Montgomery	848	648,510	55,969	30,191	255	5,598	8,726	15,300
Montour	12	17,628	185	234	0	69	108	167
Northampton	408	243,639	7,400	3,657	80	8,176	3,706	17,868
Northumberland	90	91,803	1,439	211	16	444	553	1,041
Perry	53	42,964	189	65	5	92	234	301
Philadelphia	4,073	683,267	655,824	67,654	729	72,429	33,574	128,928
Pike	111	43,109	1,513	285	3	602	679	2,315
Potter	40	17,729	52	90	5	35	129	103
Schuylkill	114	145,249	3,147	625	19	531	651	1,671
Snyder	18	36,768	307	156	2	113	182	368
Somerset	65	77,938	1,275	172	6	250	317	532
Sullivan	50	6,266	144	10	0	30	56	72
Susquehanna	63	41,621	128	92	6	73	255	285
Tioga	96	40,589	250	124	4	56	254	214
Union	67	37,496	2,878	443	17	152	571	1,622
Venango	105	56,208	626	132	11	98	385	298
Warren	82	43,286	90	118	8	52	227	151
Washington	175	193,297	6,606	725	44	381	1,669	1,170
Wayne	69	46,160	757	182	1	249	304	811
Westmoreland	327	357,325	7,446	1,920	64	548	2,363	1,869
Wyoming	47	27,598	149	77	2	41	166	187
York	679	354,103	14,095	3,273	116	5,297	4,188	11,296

(Source: U.S. Census Bureau)

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