RANKING · 2024 ACS · 67 SHOWN OF 67

Highest Czech population share, Pennsylvania counties

Pennsylvania counties ranked by the share of all residents who are Czech ancestry (2024 American Community Survey). A concentration measure: Czech residents as a percentage of total population. This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide. The median across all 67 is 0.3%. Biggest climber in the top 100 since 2020: Forest County, PA, up 41 places to #7.

Czech Americans: full group profile →

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPCZECH SHAREVS 2010

01▲9Greene County, PAPA33,8851.1%+0.2 pts

02Fayette County, PAPA123,0210.8%−0.1 pts

03▼2Westmoreland County, PAPA349,3240.7%−0.2 pts

04▲3Butler County, PAPA200,1690.7%−0.1 pts

05Cambria County, PAPA128,9680.7%−0.2 pts

06▲3Beaver County, PAPA166,0320.6%−0.2 pts

07▲41Forest County, PAPA6,6140.6%−0.1 pts

08▼5Sullivan County, PAPA5,8560.6%+0.3 pts

09▼1Washington County, PAPA210,8020.6%−0.3 pts

10▲3Erie County, PAPA265,8320.5%−0.1 pts

11▲1Allegheny County, PAPA1,225,0350.5%−0.2 pts

12▼6Pike County, PAPA62,8080.5%−0.1 pts

13▼2Somerset County, PAPA72,0040.5%−0.1 pts

14▲22Wyoming County, PAPA25,7900.5%+0.1 pts

15▲2Mercer County, PAPA107,8600.4%−0.5 pts

16▼2Carbon County, PAPA65,8680.4%−0.3 pts

17▲1Chester County, PAPA557,1160.3%−0.1 pts

18▲2Clearfield County, PAPA78,1000.3%−0.3 pts

19▲6Crawford County, PAPA81,7920.3%−0.3 pts

20▼16Indiana County, PAPA82,8780.3%−0.6 pts

21▲31Wayne County, PAPA51,7030.3%−0.1 pts

22▲7Centre County, PAPA157,3930.3%−0.3 pts

23▲9Monroe County, PAPA167,1790.3%−0.2 pts

24▲17Luzerne County, PAPA332,1260.3%−0.2 pts

25▲26Lackawanna County, PAPA216,5020.3%−0.1 pts

26▲13Blair County, PAPA119,5410.3%+0.1 pts

27▼12Armstrong County, PAPA63,6980.3%−0.6 pts

28▲6McKean County, PAPA38,9840.3%−0.4 pts

29▲1Lehigh County, PAPA384,3830.3%−0.2 pts

30▲8Lebanon County, PAPA146,3800.3%−0.1 pts

31▼12Lawrence County, PAPA83,9110.3%−0.2 pts

32▼10Potter County, PAPA15,8970.3%0.0 pts

33▼2Bucks County, PAPA647,8280.3%−0.1 pts

34▲29Montour County, PAPA17,8680.3%+0.1 pts

35▲22Adams County, PAPA107,5940.3%+0.1 pts

36▼8Montgomery County, PAPA877,6430.3%−0.2 pts

37▲7Northampton County, PAPA324,4110.2%−0.3 pts

38▼17Schuylkill County, PAPA145,0850.2%−0.2 pts

39▼12Cumberland County, PAPA277,2700.2%−0.2 pts

40Huntingdon County, PAPA43,0010.2%0.0 pts

41▲15York County, PAPA473,1970.2%−0.1 pts

42▲16Lancaster County, PAPA563,1590.2%−0.1 pts

43▲10Delaware County, PAPA580,9370.2%−0.1 pts

44▲3Northumberland County, PAPA89,9200.2%0.0 pts

45▼29Susquehanna County, PAPA38,2370.2%−0.1 pts

46▼4Columbia County, PAPA66,1930.2%−0.3 pts

47▼12Tioga County, PAPA40,5020.2%−0.1 pts

48▼3Warren County, PAPA37,0380.2%−0.5 pts

49▼26Elk County, PAPA29,9260.2%−0.1 pts

50▼13Perry County, PAPA46,8060.2%−0.1 pts

51▼25Snyder County, PAPA39,6550.2%−0.2 pts

52▲2Dauphin County, PAPA293,3510.2%−0.4 pts

53▼7Berks County, PAPA440,0720.2%−0.1 pts

54▼4Bradford County, PAPA59,6000.2%−0.2 pts

55▲5Philadelphia County, PAPA1,574,2810.1%0.0 pts

56▲8Franklin County, PAPA160,6520.1%0.0 pts

57▼24Jefferson County, PAPA43,2550.1%−0.2 pts

58▼34Clarion County, PAPA36,6800.1%−0.2 pts

59▲3Venango County, PAPA49,3460.1%−0.2 pts

60▼17Union County, PAPA42,3130.1%−0.1 pts

61▲6Lycoming County, PAPA112,5870.1%−0.1 pts

62▼1Cameron County, PAPA4,2110.1%−0.6 pts

63▼8Bedford County, PAPA47,4800.1%−0.2 pts

64▼15Fulton County, PAPA14,4830.1%−0.1 pts

65▲1Mifflin County, PAPA46,1270.0%0.0 pts

66▼7Clinton County, PAPA37,8700.0%−0.3 pts

67▼2Juniata County, PAPA23,4030.0%−0.1 pts

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