RANKING · 2020 CENSUS · 85 SHOWN OF 85

Highest Slovak population share, Ohio counties · 2020

Ohio counties ranked by the share of all residents who are Slovak ancestry (2023 American Community Survey). A concentration measure: Slovak residents as a percentage of total population. This list covers the 85 counties in Ohio that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPSLOVAK SHAREVS 2000

01Mahoning County, OHOH224,7065.4%–

02Medina County, OHOH185,0253.0%–

03Trumbull County, OHOH198,9723.0%–

04Geauga County, OHOH95,6763.0%–

05Cuyahoga County, OHOH1,232,9252.3%–

06Lake County, OHOH232,2172.3%–

07Guernsey County, OHOH38,3792.1%–

08Lorain County, OHOH323,2192.1%–

09Jefferson County, OHOH63,5971.8%–

10Summit County, OHOH538,3761.6%–

11Portage County, OHOH163,4041.6%–

12Columbiana County, OHOH99,3771.3%–

13Ottawa County, OHOH39,4811.2%–

14Erie County, OHOH73,2961.0%–

15Ashtabula County, OHOH96,7131.0%–

16Belmont County, OHOH64,4341.0%–

17Delaware County, OHOH242,0321.0%–

18Stark County, OHOH373,7710.9%–

19Noble County, OHOH14,2760.8%–

20Wood County, OHOH134,1760.8%–

21Harrison County, OHOH14,0700.6%–

22Union County, OHOH73,4460.6%–

23Marion County, OHOH65,1150.6%–

24Wayne County, OHOH116,7580.5%–

25Carroll County, OHOH26,4750.5%–

26Athens County, OHOH63,1970.4%–

27Ashland County, OHOH52,5230.4%–

28Hancock County, OHOH75,0340.4%–

29Coshocton County, OHOH37,1880.4%–

30Franklin County, OHOH1,361,5360.4%–

31Fulton County, OHOH41,8530.4%–

32Huron County, OHOH58,2500.3%–

33Lucas County, OHOH423,3470.3%–

34Fairfield County, OHOH169,7520.3%–

35Tuscarawas County, OHOH92,3730.3%–

36Sandusky County, OHOH58,6550.3%–

37Auglaize County, OHOH45,9090.3%–

38Greene County, OHOH174,3220.3%–

39Gallia County, OHOH29,0720.2%–

40Licking County, OHOH185,5640.2%–

41Richland County, OHOH124,8930.2%–

42Muskingum County, OHOH87,0140.2%–

43Montgomery County, OHOH539,5980.2%–

44Morrow County, OHOH36,3050.2%–

45Warren County, OHOH257,1810.2%–

46Wyandot County, OHOH21,5670.2%–

47Butler County, OHOH400,1280.2%–

48Putnam County, OHOH34,3800.2%–

49Hardin County, OHOH30,0720.2%–

50Williams County, OHOH36,5490.2%–

51Hamilton County, OHOH838,4180.2%–

52Miami County, OHOH112,6340.2%–

53Knox County, OHOH64,0020.2%–

54Mercer County, OHOH42,7370.2%–

55Fayette County, OHOH28,5520.1%–

56Clermont County, OHOH216,9770.1%–

57Seneca County, OHOH54,5220.1%–

58Champaign County, OHOH38,8200.1%–

59Washington County, OHOH58,3890.1%–

60Allen County, OHOH100,8810.1%–

61Madison County, OHOH46,9850.1%–

62Holmes County, OHOH44,9700.1%–

63Clark County, OHOH135,3400.1%–

64Brown County, OHOH44,3970.1%–

65Shelby County, OHOH48,0650.1%–

66Pickaway County, OHOH62,9780.1%–

67Paulding County, OHOH18,7270.1%–

68Defiance County, OHOH38,2920.1%–

69Perry County, OHOH35,9180.1%–

70Highland County, OHOH43,8230.1%–

71Crawford County, OHOH41,8960.1%–

72Vinton County, OHOH12,6450.1%–

73Monroe County, OHOH12,9940.1%–

74Morgan County, OHOH13,6260.0%–

75Darke County, OHOH51,5200.0%–

76Hocking County, OHOH27,5120.0%–

77Logan County, OHOH46,3020.0%–

78Lawrence County, OHOH55,7100.0%–

79Van Wert County, OHOH29,0130.0%–

80Preble County, OHOH40,6640.0%–

81Henry County, OHOH27,5980.0%–

82Clinton County, OHOH42,3010.0%–

83Ross County, OHOH76,4290.0%–

84Scioto County, OHOH71,3650.0%–

85Meigs County, OHOH21,5870.0%–

SHOWING 1–85 OF 85

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