RANKING · 2024 ACS · 67 SHOWN OF 67

Most racially diverse, Pennsylvania counties

Pennsylvania counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2024 ACS). This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide. The median across all 67 is 25.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPDIVERSITY SCOREVS 1990

01Philadelphia County, PAPA1,574,28189+25%

02Dauphin County, PAPA293,35173+89%

03Monroe County, PAPA167,17973+517%

04Lehigh County, PAPA384,38371+242%

05Delaware County, PAPA580,93769+121%

06Berks County, PAPA440,07261+214%

07Montgomery County, PAPA877,64358+170%

08Northampton County, PAPA324,41157+211%

09Luzerne County, PAPA332,12652+846%

10Chester County, PAPA557,11652+133%

11Allegheny County, PAPA1,225,03551+80%

12Pike County, PAPA62,80849+345%

13Forest County, PAPA6,61446+908%

14York County, PAPA473,19745+255%

15Lebanon County, PAPA146,38045+411%

16Lancaster County, PAPA563,15945+173%

17Lackawanna County, PAPA216,50244+898%

18Bucks County, PAPA647,82844+205%

19Cumberland County, PAPA277,27042+390%

20Erie County, PAPA265,83240+144%

21Centre County, PAPA157,39338+151%

22Franklin County, PAPA160,65235+293%

23Union County, PAPA42,31332+171%

24Beaver County, PAPA166,03231+107%

25Schuylkill County, PAPA145,08531+845%

26Adams County, PAPA107,59430+275%

27Wayne County, PAPA51,70329+499%

28Mercer County, PAPA107,86028+109%

29Carbon County, PAPA65,86828+704%

30Lycoming County, PAPA112,58728+239%

31Northumberland County, PAPA89,92026+751%

32Lawrence County, PAPA83,91126+180%

33Montour County, PAPA17,86826+326%

34Fayette County, PAPA123,02125+150%

35Huntingdon County, PAPA43,00125+88%

36Washington County, PAPA210,80224+138%

37Cambria County, PAPA128,96823+209%

38Columbia County, PAPA66,19322+564%

39Greene County, PAPA33,88521+366%

40Westmoreland County, PAPA349,32420+203%

41Blair County, PAPA119,54120+437%

42Indiana County, PAPA82,87820+223%

43McKean County, PAPA38,98420+181%

44Clearfield County, PAPA78,10019+999%

45Juniata County, PAPA23,40319+959%

46Butler County, PAPA200,16918+413%

47Cameron County, PAPA4,21118+505%

48Crawford County, PAPA81,79217+231%

49Wyoming County, PAPA25,79016+446%

50Sullivan County, PAPA5,85616+377%

51Fulton County, PAPA14,48316+370%

52Mifflin County, PAPA46,12716+782%

53Somerset County, PAPA72,00416+829%

54Venango County, PAPA49,34616+294%

55Perry County, PAPA46,80616+464%

56Clinton County, PAPA37,87015+453%

57Susquehanna County, PAPA38,23715+466%

58Snyder County, PAPA39,65515+331%

59Clarion County, PAPA36,68014+313%

60Bradford County, PAPA59,60014+348%

61Warren County, PAPA37,03814+540%

62Elk County, PAPA29,92613+595%

63Potter County, PAPA15,89713+488%

64Tioga County, PAPA40,50212+215%

65Armstrong County, PAPA63,69812+298%

66Bedford County, PAPA47,48011+426%

67Jefferson County, PAPA43,25511+909%

SHOWING 1–67 OF 67

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES