RANKING · 2020 CENSUS · 85 SHOWN OF 85

Largest Slovak population, Ohio counties · 2020

Ohio counties ranked by the number of residents who are Slovak ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. 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 POPULATIONVS 2010

01Cuyahoga County, OHOH1,232,92528,994−33%

02Mahoning County, OHOH224,70612,390−29%

03Summit County, OHOH538,3768,803−13%

04Lorain County, OHOH323,2196,435−41%

05Trumbull County, OHOH198,9725,910−30%

06Medina County, OHOH185,0255,418−23%

07Lake County, OHOH232,2175,241−14%

08Franklin County, OHOH1,361,5364,918−7%

09Stark County, OHOH373,7713,448−24%

10Geauga County, OHOH95,6762,776+26%

11Portage County, OHOH163,4042,614−32%

12Delaware County, OHOH242,0321,973+89%

13Lucas County, OHOH423,3471,394−16%

14Columbiana County, OHOH99,3771,355−6%

15Hamilton County, OHOH838,4181,294−22%

16Jefferson County, OHOH63,5971,195−34%

17Montgomery County, OHOH539,5981,101−7%

18Wood County, OHOH134,1761,065+1%

19Ashtabula County, OHOH96,713966−45%

20Guernsey County, OHOH38,379828+8%

21Erie County, OHOH73,296743+4%

22Butler County, OHOH400,128699−16%

23Belmont County, OHOH64,434655−39%

24Wayne County, OHOH116,758629−23%

25Fairfield County, OHOH169,752498+15%

26Ottawa County, OHOH39,481479−30%

27Warren County, OHOH257,181451−4%

28Greene County, OHOH174,322420−10%

29Licking County, OHOH185,564418−17%

30Marion County, OHOH65,115364+587%

31Union County, OHOH73,446331+121%

32Hancock County, OHOH75,034305+72%

33Richland County, OHOH124,893285+21%

34Tuscarawas County, OHOH92,373285−40%

35Clermont County, OHOH216,977279+6%

36Athens County, OHOH63,197275−42%

37Ashland County, OHOH52,523222−40%

38Huron County, OHOH58,250194−30%

39Muskingum County, OHOH87,014189−10%

40Sandusky County, OHOH58,655167+46%

41Miami County, OHOH112,634165+43%

42Fulton County, OHOH41,853155+9%

43Carroll County, OHOH26,475144−13%

44Coshocton County, OHOH37,188144+206%

45Clark County, OHOH135,340140−64%

46Noble County, OHOH14,276119−67%

47Auglaize County, OHOH45,909117+255%

48Allen County, OHOH100,881114−39%

49Knox County, OHOH64,00294−53%

50Harrison County, OHOH14,07091−37%

51Gallia County, OHOH29,07273+265%

52Morrow County, OHOH36,30570+536%

53Washington County, OHOH58,38968−41%

54Seneca County, OHOH54,52265−48%

55Williams County, OHOH36,54963+26%

56Mercer County, OHOH42,73762+5%

57Putnam County, OHOH34,38061+30%

58Hardin County, OHOH30,07256−58%

59Pickaway County, OHOH62,97854−8%

60Madison County, OHOH46,98549−67%

61Holmes County, OHOH44,97047−42%

62Shelby County, OHOH48,06546+119%

63Champaign County, OHOH38,82045−35%

64Brown County, OHOH44,39744–

65Fayette County, OHOH28,55242+250%

66Wyandot County, OHOH21,56742+4100%

67Highland County, OHOH43,82332−35%

68Defiance County, OHOH38,29232−58%

69Perry County, OHOH35,91830−74%

70Crawford County, OHOH41,89628−67%

71Darke County, OHOH51,52022+633%

72Lawrence County, OHOH55,71017−64%

73Paulding County, OHOH18,72717+13%

74Logan County, OHOH46,30216−90%

75Ross County, OHOH76,42915−90%

76Preble County, OHOH40,66411−75%

77Clinton County, OHOH42,30110−87%

78Hocking County, OHOH27,51210−64%

79Monroe County, OHOH12,9948+0%

80Vinton County, OHOH12,6458−90%

81Van Wert County, OHOH29,0138–

82Henry County, OHOH27,5987−91%

83Morgan County, OHOH13,6267−84%

84Scioto County, OHOH71,3656–

85Meigs County, OHOH21,5871−97%

SHOWING 1–85 OF 85

Download CSV (full list, 85 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS