RANKING · 2020 CENSUS · 67 SHOWN OF 67

Highest Czech population share, Pennsylvania counties · 2020

Pennsylvania counties ranked by the share of all residents who are Czech ancestry (2020 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%.

Czech Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPCZECH SHAREVS 2010

01Westmoreland County, PAPA349,3241.1%+0.1 pts

02Fayette County, PAPA123,0211.0%+0.1 pts

03Sullivan County, PAPA5,8560.9%+0.6 pts

04Indiana County, PAPA82,8780.7%−0.2 pts

05Cambria County, PAPA128,9680.7%−0.2 pts

06Pike County, PAPA62,8080.7%+0.1 pts

07Butler County, PAPA200,1690.7%−0.1 pts

08Washington County, PAPA210,8020.6%−0.3 pts

09Beaver County, PAPA166,0320.6%−0.2 pts

10Greene County, PAPA33,8850.6%−0.4 pts

11Somerset County, PAPA72,0040.6%0.0 pts

12Allegheny County, PAPA1,225,0350.5%−0.2 pts

13Erie County, PAPA265,8320.5%−0.1 pts

14Carbon County, PAPA65,8680.5%−0.2 pts

15Armstrong County, PAPA63,6980.5%−0.4 pts

16Susquehanna County, PAPA38,2370.5%+0.2 pts

17Mercer County, PAPA107,8600.5%−0.4 pts

18Chester County, PAPA557,1160.4%0.0 pts

19Lawrence County, PAPA83,9110.4%−0.1 pts

20Clearfield County, PAPA78,1000.4%−0.2 pts

21Schuylkill County, PAPA145,0850.4%−0.1 pts

22Potter County, PAPA15,8970.4%+0.1 pts

23Elk County, PAPA29,9260.4%+0.1 pts

24Clarion County, PAPA36,6800.4%0.0 pts

25Crawford County, PAPA81,7920.3%−0.3 pts

26Snyder County, PAPA39,6550.3%0.0 pts

27Cumberland County, PAPA277,2700.3%−0.1 pts

28Montgomery County, PAPA877,6430.3%−0.1 pts

29Centre County, PAPA157,3930.3%−0.3 pts

30Lehigh County, PAPA384,3830.3%−0.2 pts

31Bucks County, PAPA647,8280.3%−0.1 pts

32Monroe County, PAPA167,1790.3%−0.2 pts

33Jefferson County, PAPA43,2550.3%−0.1 pts

34McKean County, PAPA38,9840.3%−0.4 pts

35Tioga County, PAPA40,5020.3%0.0 pts

36Wyoming County, PAPA25,7900.3%−0.1 pts

37Perry County, PAPA46,8060.3%0.0 pts

38Lebanon County, PAPA146,3800.3%−0.1 pts

39Blair County, PAPA119,5410.3%+0.1 pts

40Huntingdon County, PAPA43,0010.3%0.0 pts

41Luzerne County, PAPA332,1260.2%−0.3 pts

42Columbia County, PAPA66,1930.2%−0.3 pts

43Union County, PAPA42,3130.2%0.0 pts

44Northampton County, PAPA324,4110.2%−0.3 pts

45Warren County, PAPA37,0380.2%−0.5 pts

46Berks County, PAPA440,0720.2%−0.1 pts

47Northumberland County, PAPA89,9200.2%0.0 pts

48Forest County, PAPA6,6140.2%−0.5 pts

49Fulton County, PAPA14,4830.2%0.0 pts

50Bradford County, PAPA59,6000.2%−0.1 pts

51Lackawanna County, PAPA216,5020.2%−0.2 pts

52Wayne County, PAPA51,7030.2%−0.2 pts

53Delaware County, PAPA580,9370.2%−0.1 pts

54Dauphin County, PAPA293,3510.2%−0.4 pts

55Bedford County, PAPA47,4800.2%−0.1 pts

56York County, PAPA473,1970.2%−0.2 pts

57Adams County, PAPA107,5940.2%−0.1 pts

58Lancaster County, PAPA563,1590.1%−0.1 pts

59Clinton County, PAPA37,8700.1%−0.2 pts

60Philadelphia County, PAPA1,574,2810.1%0.0 pts

61Cameron County, PAPA4,2110.1%−0.6 pts

62Venango County, PAPA49,3460.1%−0.3 pts

63Montour County, PAPA17,8680.1%0.0 pts

64Franklin County, PAPA160,6520.1%−0.1 pts

65Juniata County, PAPA23,4030.1%0.0 pts

66Mifflin County, PAPA46,1270.1%+0.1 pts

67Lycoming County, PAPA112,5870.1%−0.1 pts

SHOWING 1–67 OF 67

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS