RANKING · 2024 ACS · 84 SHOWN OF 84

Largest Czech population, Ohio counties

Ohio counties ranked by the number of residents who are Czech ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 84 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

RANKPLACESTATEPOPCZECH POPULATIONVS 2010

01Cuyahoga County, OHOH1,232,92511,501−49%

02Franklin County, OHOH1,361,5363,459−32%

03Summit County, OHOH538,3763,351−43%

04Medina County, OHOH185,0252,438−27%

05Lorain County, OHOH323,2192,162−15%

06Lake County, OHOH232,2171,941−34%

07Portage County, OHOH163,4041,735−16%

08Geauga County, OHOH95,6761,593−13%

09Hamilton County, OHOH838,4181,538−31%

10Stark County, OHOH373,7711,430−22%

11Lucas County, OHOH423,3471,200−29%

12Montgomery County, OHOH539,5981,157−12%

13Ashtabula County, OHOH96,713902+18%

14Delaware County, OHOH242,032887−9%

15Mahoning County, OHOH224,706877−33%

16Wood County, OHOH134,176704−32%

17Butler County, OHOH400,128698−51%

18Licking County, OHOH185,564662+36%

19Trumbull County, OHOH198,972609−44%

20Wayne County, OHOH116,758570+6%

21Greene County, OHOH174,322525−29%

22Warren County, OHOH257,181510−24%

23Fairfield County, OHOH169,752427−7%

24Clermont County, OHOH216,977418−2%

25Belmont County, OHOH64,434400−64%

26Richland County, OHOH124,893338−3%

27Hancock County, OHOH75,034329+42%

28Fulton County, OHOH41,853321+38%

29Huron County, OHOH58,250300+44%

30Columbiana County, OHOH99,377292−37%

31Jefferson County, OHOH63,597244−58%

32Erie County, OHOH73,296232−60%

33Tuscarawas County, OHOH92,373223−2%

34Guernsey County, OHOH38,379198+7%

35Clark County, OHOH135,340193−22%

36Athens County, OHOH63,197187−69%

37Washington County, OHOH58,389184+15%

38Union County, OHOH73,446179+26%

39Defiance County, OHOH38,292162+21%

40Muskingum County, OHOH87,014151−50%

41Ottawa County, OHOH39,481149−58%

42Ashland County, OHOH52,523138+5%

43Allen County, OHOH100,881121−64%

44Henry County, OHOH27,598111+118%

45Crawford County, OHOH41,896105+94%

46Morrow County, OHOH36,305105+69%

47Pickaway County, OHOH62,97896+500%

48Miami County, OHOH112,63489−68%

49Carroll County, OHOH26,47585−36%

50Madison County, OHOH46,98583+1%

51Noble County, OHOH14,27679+41%

52Williams County, OHOH36,54972−49%

53Harrison County, OHOH14,07069−63%

54Knox County, OHOH64,00266−69%

55Coshocton County, OHOH37,18861−54%

56Monroe County, OHOH12,99460+33%

57Champaign County, OHOH38,82048−31%

58Holmes County, OHOH44,97043+139%

59Clinton County, OHOH42,30140−62%

60Sandusky County, OHOH58,65538−69%

61Hardin County, OHOH30,07234−73%

62Meigs County, OHOH21,58732+14%

63Ross County, OHOH76,42931−80%

64Seneca County, OHOH54,52231−79%

65Mercer County, OHOH42,73727+69%

66Pike County, OHOH27,06127+108%

67Highland County, OHOH43,82326−38%

68Lawrence County, OHOH55,71026−72%

69Van Wert County, OHOH29,01325−60%

70Paulding County, OHOH18,72722−31%

71Preble County, OHOH40,66422−92%

72Wyandot County, OHOH21,56722−50%

73Vinton County, OHOH12,64522+10%

74Putnam County, OHOH34,38021−25%

75Shelby County, OHOH48,06521−79%

76Fayette County, OHOH28,55219−69%

77Marion County, OHOH65,11519−78%

78Darke County, OHOH51,52017−19%

79Hocking County, OHOH27,51214−79%

80Gallia County, OHOH29,07213−78%

81Auglaize County, OHOH45,9099−89%

82Morgan County, OHOH13,6268−75%

83Scioto County, OHOH71,3658−80%

84Perry County, OHOH35,9187−79%

SHOWING 1–84 OF 84

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES