RANKING · 2020 CENSUS · 70 SHOWN OF 70

Highest Croatian population share, Ohio counties · 2020

Ohio counties ranked by the share of all residents who are Croatian ancestry (2023 American Community Survey). A concentration measure: Croatian residents as a percentage of total population. This list covers the 70 counties in Ohio that qualify, ranked against each other statewide.

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

YEAR2010 2020 2024

RANKPLACESTATEPOPCROATIAN SHAREVS 2000

01Lake County, OHOH232,2172.5%–

02Geauga County, OHOH95,6761.8%–

03Mahoning County, OHOH224,7061.5%–

04Trumbull County, OHOH198,9720.8%–

05Cuyahoga County, OHOH1,232,9250.6%–

06Portage County, OHOH163,4040.6%–

07Summit County, OHOH538,3760.5%–

08Medina County, OHOH185,0250.5%–

09Lorain County, OHOH323,2190.5%–

10Stark County, OHOH373,7710.5%–

11Ashtabula County, OHOH96,7130.4%–

12Columbiana County, OHOH99,3770.4%–

13Carroll County, OHOH26,4750.4%–

14Harrison County, OHOH14,0700.4%–

15Noble County, OHOH14,2760.4%–

16Belmont County, OHOH64,4340.2%–

17Greene County, OHOH174,3220.2%–

18Delaware County, OHOH242,0320.2%–

19Erie County, OHOH73,2960.2%–

20Clinton County, OHOH42,3010.2%–

21Williams County, OHOH36,5490.2%–

22Franklin County, OHOH1,361,5360.2%–

23Highland County, OHOH43,8230.2%–

24Jefferson County, OHOH63,5970.2%–

25Union County, OHOH73,4460.2%–

26Licking County, OHOH185,5640.1%–

27Wayne County, OHOH116,7580.1%–

28Athens County, OHOH63,1970.1%–

29Fairfield County, OHOH169,7520.1%–

30Washington County, OHOH58,3890.1%–

31Ashland County, OHOH52,5230.1%–

32Morrow County, OHOH36,3050.1%–

33Ottawa County, OHOH39,4810.1%–

34Pickaway County, OHOH62,9780.1%–

35Morgan County, OHOH13,6260.1%–

36Warren County, OHOH257,1810.1%–

37Montgomery County, OHOH539,5980.1%–

38Monroe County, OHOH12,9940.1%–

39Miami County, OHOH112,6340.1%–

40Richland County, OHOH124,8930.1%–

41Tuscarawas County, OHOH92,3730.1%–

42Wood County, OHOH134,1760.1%–

43Champaign County, OHOH38,8200.1%–

44Fulton County, OHOH41,8530.1%–

45Hamilton County, OHOH838,4180.1%–

46Marion County, OHOH65,1150.1%–

47Clermont County, OHOH216,9770.1%–

48Lucas County, OHOH423,3470.1%–

49Mercer County, OHOH42,7370.1%–

50Butler County, OHOH400,1280.1%–

51Brown County, OHOH44,3970.0%–

52Putnam County, OHOH34,3800.0%–

53Hancock County, OHOH75,0340.0%–

54Knox County, OHOH64,0020.0%–

55Clark County, OHOH135,3400.0%–

56Seneca County, OHOH54,5220.0%–

57Lawrence County, OHOH55,7100.0%–

58Muskingum County, OHOH87,0140.0%–

59Coshocton County, OHOH37,1880.0%–

60Allen County, OHOH100,8810.0%–

61Auglaize County, OHOH45,9090.0%–

62Huron County, OHOH58,2500.0%–

63Defiance County, OHOH38,2920.0%–

64Preble County, OHOH40,6640.0%–

65Paulding County, OHOH18,7270.0%–

66Crawford County, OHOH41,8960.0%–

67Madison County, OHOH46,9850.0%–

68Ross County, OHOH76,4290.0%–

69Sandusky County, OHOH58,6550.0%–

70Logan County, OHOH46,3020.0%–

SHOWING 1–70 OF 70

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