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 (2023 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.

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPCZECH SHAREVS 2000

01Westmoreland County, PAPA349,3241.1%–

02Fayette County, PAPA123,0211.0%–

03Sullivan County, PAPA5,8560.9%–

04Indiana County, PAPA82,8780.7%–

05Cambria County, PAPA128,9680.7%–

06Pike County, PAPA62,8080.7%–

07Butler County, PAPA200,1690.7%–

08Washington County, PAPA210,8020.6%–

09Beaver County, PAPA166,0320.6%–

10Greene County, PAPA33,8850.6%–

11Somerset County, PAPA72,0040.6%–

12Allegheny County, PAPA1,225,0350.5%–

13Erie County, PAPA265,8320.5%–

14Carbon County, PAPA65,8680.5%–

15Armstrong County, PAPA63,6980.5%–

16Susquehanna County, PAPA38,2370.5%–

17Mercer County, PAPA107,8600.5%–

18Chester County, PAPA557,1160.4%–

19Lawrence County, PAPA83,9110.4%–

20Clearfield County, PAPA78,1000.4%–

21Schuylkill County, PAPA145,0850.4%–

22Potter County, PAPA15,8970.4%–

23Elk County, PAPA29,9260.4%–

24Clarion County, PAPA36,6800.4%–

25Crawford County, PAPA81,7920.3%–

26Snyder County, PAPA39,6550.3%–

27Cumberland County, PAPA277,2700.3%–

28Montgomery County, PAPA877,6430.3%–

29Centre County, PAPA157,3930.3%–

30Lehigh County, PAPA384,3830.3%–

31Bucks County, PAPA647,8280.3%–

32Monroe County, PAPA167,1790.3%–

33Jefferson County, PAPA43,2550.3%–

34McKean County, PAPA38,9840.3%–

35Tioga County, PAPA40,5020.3%–

36Wyoming County, PAPA25,7900.3%–

37Perry County, PAPA46,8060.3%–

38Lebanon County, PAPA146,3800.3%–

39Blair County, PAPA119,5410.3%–

40Huntingdon County, PAPA43,0010.3%–

41Luzerne County, PAPA332,1260.2%–

42Columbia County, PAPA66,1930.2%–

43Union County, PAPA42,3130.2%–

44Northampton County, PAPA324,4110.2%–

45Warren County, PAPA37,0380.2%–

46Berks County, PAPA440,0720.2%–

47Northumberland County, PAPA89,9200.2%–

48Forest County, PAPA6,6140.2%–

49Fulton County, PAPA14,4830.2%–

50Bradford County, PAPA59,6000.2%–

51Lackawanna County, PAPA216,5020.2%–

52Wayne County, PAPA51,7030.2%–

53Delaware County, PAPA580,9370.2%–

54Dauphin County, PAPA293,3510.2%–

55Bedford County, PAPA47,4800.2%–

56York County, PAPA473,1970.2%–

57Adams County, PAPA107,5940.2%–

58Lancaster County, PAPA563,1590.1%–

59Clinton County, PAPA37,8700.1%–

60Philadelphia County, PAPA1,574,2810.1%–

61Cameron County, PAPA4,2110.1%–

62Venango County, PAPA49,3460.1%–

63Montour County, PAPA17,8680.1%–

64Franklin County, PAPA160,6520.1%–

65Juniata County, PAPA23,4030.1%–

66Mifflin County, PAPA46,1270.1%–

67Lycoming County, PAPA112,5870.1%–

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES