RANKING · 2020 CENSUS · 76 SHOWN OF 76

Highest Romanian population share, Ohio counties · 2020

Ohio counties ranked by the share of all residents who are Romanian ancestry (2023 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 76 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

RANKPLACESTATEPOPROMANIAN SHAREVS 2000

01Stark County, OHOH373,7710.8%–

02Mahoning County, OHOH224,7060.7%–

03Cuyahoga County, OHOH1,232,9250.7%–

04Trumbull County, OHOH198,9720.6%–

05Summit County, OHOH538,3760.5%–

06Carroll County, OHOH26,4750.4%–

07Columbiana County, OHOH99,3770.4%–

08Medina County, OHOH185,0250.4%–

09Vinton County, OHOH12,6450.4%–

10Belmont County, OHOH64,4340.3%–

11Fulton County, OHOH41,8530.3%–

12Lorain County, OHOH323,2190.3%–

13Crawford County, OHOH41,8960.2%–

14Geauga County, OHOH95,6760.2%–

15Tuscarawas County, OHOH92,3730.2%–

16Hardin County, OHOH30,0720.2%–

17Paulding County, OHOH18,7270.2%–

18Lake County, OHOH232,2170.2%–

19Williams County, OHOH36,5490.2%–

20Delaware County, OHOH242,0320.2%–

21Henry County, OHOH27,5980.2%–

22Portage County, OHOH163,4040.1%–

23Logan County, OHOH46,3020.1%–

24Clermont County, OHOH216,9770.1%–

25Franklin County, OHOH1,361,5360.1%–

26Richland County, OHOH124,8930.1%–

27Darke County, OHOH51,5200.1%–

28Lucas County, OHOH423,3470.1%–

29Huron County, OHOH58,2500.1%–

30Jefferson County, OHOH63,5970.1%–

31Erie County, OHOH73,2960.1%–

32Hamilton County, OHOH838,4180.1%–

33Morrow County, OHOH36,3050.1%–

34Athens County, OHOH63,1970.1%–

35Marion County, OHOH65,1150.1%–

36Montgomery County, OHOH539,5980.1%–

37Harrison County, OHOH14,0700.1%–

38Highland County, OHOH43,8230.1%–

39Seneca County, OHOH54,5220.1%–

40Pickaway County, OHOH62,9780.1%–

41Meigs County, OHOH21,5870.1%–

42Ottawa County, OHOH39,4810.1%–

43Hancock County, OHOH75,0340.1%–

44Noble County, OHOH14,2760.1%–

45Muskingum County, OHOH87,0140.1%–

46Wayne County, OHOH116,7580.1%–

47Hocking County, OHOH27,5120.1%–

48Ashtabula County, OHOH96,7130.1%–

49Wood County, OHOH134,1760.1%–

50Butler County, OHOH400,1280.1%–

51Allen County, OHOH100,8810.1%–

52Lawrence County, OHOH55,7100.1%–

53Clinton County, OHOH42,3010.1%–

54Auglaize County, OHOH45,9090.1%–

55Fairfield County, OHOH169,7520.1%–

56Brown County, OHOH44,3970.1%–

57Licking County, OHOH185,5640.1%–

58Warren County, OHOH257,1810.1%–

59Van Wert County, OHOH29,0130.1%–

60Guernsey County, OHOH38,3790.0%–

61Holmes County, OHOH44,9700.0%–

62Union County, OHOH73,4460.0%–

63Champaign County, OHOH38,8200.0%–

64Adams County, OHOH27,8650.0%–

65Clark County, OHOH135,3400.0%–

66Defiance County, OHOH38,2920.0%–

67Sandusky County, OHOH58,6550.0%–

68Fayette County, OHOH28,5520.0%–

69Greene County, OHOH174,3220.0%–

70Ashland County, OHOH52,5230.0%–

71Miami County, OHOH112,6340.0%–

72Knox County, OHOH64,0020.0%–

73Washington County, OHOH58,3890.0%–

74Scioto County, OHOH71,3650.0%–

75Preble County, OHOH40,6640.0%–

76Putnam County, OHOH34,3800.0%–

SHOWING 1–76 OF 76

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