CensusEasy
RANKING · 2010 CENSUS · 67 SHOWN OF 67

Least racially diverse, Pennsylvania counties · 2010

Pennsylvania counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide.

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SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDOldest by median ageYoungest by median ageMost foreign-born residentsHighest uninsured rateMost womenMost men
YEAR19902000201020202024
Least racially diverse by state
RANKPLACESTATEPOPDIVERSITY SCOREVS 2000
01Elk County, PAPA29,9264+93%
02Cameron County, PAPA4,2115+99%
03Jefferson County, PAPA43,2555+191%
04Armstrong County, PAPA63,6985+61%
05Warren County, PAPA37,0386+177%
06Bedford County, PAPA47,4806+109%
07Potter County, PAPA15,8977+95%
08Susquehanna County, PAPA38,2377+136%
09Fulton County, PAPA14,4837+172%
10Clarion County, PAPA36,6808+105%
11Bradford County, PAPA59,6008+111%
12Perry County, PAPA46,8068+150%
13Mifflin County, PAPA46,1278+139%
14Venango County, PAPA49,3468+82%
15Tioga County, PAPA40,5028+135%
16Wyoming County, PAPA25,7908+138%
17Snyder County, PAPA39,65510+78%
18Blair County, PAPA119,54110+95%
19Clinton County, PAPA37,87010+181%
20Butler County, PAPA200,16910+113%
21Crawford County, PAPA81,79210+71%
22Somerset County, PAPA72,00411+82%
23Juniata County, PAPA23,40311+111%
24Westmoreland County, PAPA349,32413+69%
25Clearfield County, PAPA78,10013+130%
26Indiana County, PAPA82,87813+92%
27McKean County, PAPA38,98413+71%
29Montour County, PAPA17,86813+71%
30Greene County, PAPA33,88514+13%
31Columbia County, PAPA66,19314+149%
32Carbon County, PAPA65,86814+145%
33Sullivan County, PAPA5,85615+79%
34Washington County, PAPA210,80215+48%
35Cambria County, PAPA128,96815+57%
36Schuylkill County, PAPA145,08516+84%
37Lawrence County, PAPA83,91116+52%
38Fayette County, PAPA123,02118+77%
39Huntingdon County, PAPA43,00119+22%
40Lycoming County, PAPA112,58719+47%
41Wayne County, PAPA51,70319+115%
42Mercer County, PAPA107,86021+37%
43Franklin County, PAPA160,65222+98%
44Adams County, PAPA107,59422+73%
45Beaver County, PAPA166,03222+36%
46Lackawanna County, PAPA216,50224+186%
47Cumberland County, PAPA277,27025+90%
48Luzerne County, PAPA332,12627+223%
49Centre County, PAPA157,39328+42%
50Bucks County, PAPA647,82830+58%
51Lebanon County, PAPA146,38030+81%
52Erie County, PAPA265,83230+46%
53York County, PAPA473,19731+77%
54Union County, PAPA42,31333+26%
55Lancaster County, PAPA563,15934+49%
56Pike County, PAPA62,80838+83%
57Chester County, PAPA557,11639+44%
58Northampton County, PAPA324,41141+66%
59Allegheny County, PAPA1,225,03541+26%
60Montgomery County, PAPA877,64345+47%
61Berks County, PAPA440,07247+50%
62Forest County, PAPA6,61448+452%
63Lehigh County, PAPA384,38356+62%
64Delaware County, PAPA580,93756+37%
65Monroe County, PAPA167,17959+91%
66Dauphin County, PAPA293,35159+26%
67Philadelphia County, PAPA1,574,28183+8%
SHOWING 1–67 OF 67
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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES