RANKING · 2024 ACS · 67 SHOWN OF 67

Highest Slovak population share, Pennsylvania counties

Pennsylvania counties ranked by the share of all residents who are Slovak ancestry (2024 American Community Survey). A concentration measure: Slovak 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 0.6%. Biggest climber in the top 100 since 2020: Bradford County, PA, up 14 places to #37.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSLOVAK SHAREVS 2010

01Cambria County, PAPA128,9684.8%−2.8 pts

02Westmoreland County, PAPA349,3244.2%−2.5 pts

03Fayette County, PAPA123,0214.1%−2.7 pts

04Luzerne County, PAPA332,1263.2%−2.6 pts

05Carbon County, PAPA65,8683.2%−3.4 pts

06Indiana County, PAPA82,8782.8%−1.8 pts

07▲2Armstrong County, PAPA63,6982.8%−1.6 pts

08Allegheny County, PAPA1,225,0352.7%−1.4 pts

09▼2Washington County, PAPA210,8022.7%−1.8 pts

10Butler County, PAPA200,1692.5%−0.6 pts

11Mercer County, PAPA107,8602.4%−1.6 pts

12Greene County, PAPA33,8852.2%−1.0 pts

13Beaver County, PAPA166,0322.1%−1.3 pts

14▲1Schuylkill County, PAPA145,0851.9%−1.6 pts

15▲3Clearfield County, PAPA78,1001.9%−1.5 pts

16▲1Lackawanna County, PAPA216,5021.7%−1.7 pts

17▼3Northampton County, PAPA324,4111.6%−0.7 pts

18▲2Lehigh County, PAPA384,3831.6%−1.1 pts

19▼3Somerset County, PAPA72,0041.6%−0.9 pts

20▼1Jefferson County, PAPA43,2551.3%−0.3 pts

21Lawrence County, PAPA83,9111.2%−0.8 pts

22▲4Susquehanna County, PAPA38,2371.1%−1.1 pts

23▲1Wyoming County, PAPA25,7901.1%−1.4 pts

24▼2Centre County, PAPA157,3931.0%−0.8 pts

25▲3Northumberland County, PAPA89,9201.0%−0.2 pts

26▼3Erie County, PAPA265,8321.0%−1.0 pts

27▼2Wayne County, PAPA51,7031.0%−0.6 pts

28▲1Crawford County, PAPA81,7920.8%−0.5 pts

29▲1Forest County, PAPA6,6140.8%−1.0 pts

30▲2Blair County, PAPA119,5410.7%−0.1 pts

31▼4Columbia County, PAPA66,1930.7%−0.5 pts

32▲6Montour County, PAPA17,8680.6%−0.7 pts

33▲4McKean County, PAPA38,9840.6%0.0 pts

34▲1Monroe County, PAPA167,1790.6%−0.2 pts

35▼2Chester County, PAPA557,1160.6%−0.4 pts

36▼2Cumberland County, PAPA277,2700.6%−0.3 pts

37▲14Bradford County, PAPA59,6000.5%+0.2 pts

38▲3Berks County, PAPA440,0720.5%−0.5 pts

39▲1Bucks County, PAPA647,8280.5%−0.2 pts

40▲3Montgomery County, PAPA877,6430.5%−0.3 pts

41▼2Dauphin County, PAPA293,3510.5%−0.4 pts

42Venango County, PAPA49,3460.5%−0.3 pts

43▼12Elk County, PAPA29,9260.5%−0.3 pts

44Lebanon County, PAPA146,3800.5%−0.8 pts

45▼9Warren County, PAPA37,0380.4%−0.6 pts

46Clinton County, PAPA37,8700.4%−0.4 pts

47▲7Perry County, PAPA46,8060.4%−0.1 pts

48▼1Clarion County, PAPA36,6800.4%0.0 pts

49▲6Bedford County, PAPA47,4800.4%−0.3 pts

50▲6Lancaster County, PAPA563,1590.4%0.0 pts

51▲8Union County, PAPA42,3130.4%+0.1 pts

52▲5Adams County, PAPA107,5940.3%−0.1 pts

53▼4Lycoming County, PAPA112,5870.3%0.0 pts

54▲4Sullivan County, PAPA5,8560.3%−0.4 pts

55▼5York County, PAPA473,1970.3%−0.1 pts

56▼3Huntingdon County, PAPA43,0010.3%−0.3 pts

57▲4Delaware County, PAPA580,9370.3%−0.1 pts

58▲2Franklin County, PAPA160,6520.3%−0.1 pts

59▼7Potter County, PAPA15,8970.2%−0.5 pts

60▼12Pike County, PAPA62,8080.2%−0.4 pts

61▲5Philadelphia County, PAPA1,574,2810.2%0.0 pts

62▼17Cameron County, PAPA4,2110.2%−0.9 pts

63▼1Juniata County, PAPA23,4030.1%−0.4 pts

64▲1Tioga County, PAPA40,5020.1%−0.1 pts

65▼2Snyder County, PAPA39,6550.1%−0.2 pts

66▲1Fulton County, PAPA14,4830.1%0.0 pts

67▼3Mifflin County, PAPA46,1270.1%−0.1 pts

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