RANKING · 2024 ACS · 73 SHOWN OF 73

Highest Romanian population share, Ohio counties

Ohio counties ranked by the share of all residents who are Romanian ancestry (2024 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 73 counties in Ohio that qualify, ranked against each other statewide. The median across all 73 is 0.1%. Biggest climber in the top 100 since 2020: Union County, OH, up 50 places to #12.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPROMANIAN SHAREVS 2010

01▲7Medina County, OHOH185,0250.8%+0.3 pts

02▼1Stark County, OHOH373,7710.8%−0.2 pts

03▼1Mahoning County, OHOH224,7060.6%−0.2 pts

04▼1Cuyahoga County, OHOH1,232,9250.5%0.0 pts

05▼1Trumbull County, OHOH198,9720.4%−0.2 pts

06▼1Summit County, OHOH538,3760.3%−0.1 pts

07▲2Vinton County, OHOH12,6450.3%–

08▼1Columbiana County, OHOH99,3770.3%−0.1 pts

09▲3Lorain County, OHOH323,2190.3%−0.1 pts

10Madison County, OHOH46,9850.3%+0.2 pts

11▲3Geauga County, OHOH95,6760.2%−0.1 pts

12▲50Union County, OHOH73,4460.2%+0.1 pts

13▲18Erie County, OHOH73,2960.2%0.0 pts

14▲4Lake County, OHOH232,2170.2%−0.1 pts

15▼5Belmont County, OHOH64,4340.2%+0.1 pts

16▲13Huron County, OHOH58,2500.2%0.0 pts

17▲5Portage County, OHOH163,4040.2%−0.2 pts

18▼12Carroll County, OHOH26,4750.2%−0.1 pts

19▲4Logan County, OHOH46,3020.2%+0.1 pts

20▲38Warren County, OHOH257,1810.2%+0.1 pts

21▼6Tuscarawas County, OHOH92,3730.2%−0.1 pts

22▲18Pickaway County, OHOH62,9780.1%+0.1 pts

23▲2Franklin County, OHOH1,361,5360.1%0.0 pts

24▲24Ashtabula County, OHOH96,7130.1%−0.2 pts

25▲7Hamilton County, OHOH838,4180.1%0.0 pts

26▼6Delaware County, OHOH242,0320.1%−0.1 pts

27▼3Clermont County, OHOH216,9770.1%0.0 pts

28▼2Richland County, OHOH124,8930.1%0.0 pts

29▲6Marion County, OHOH65,1150.1%0.0 pts

30▲12Ottawa County, OHOH39,4810.1%0.0 pts

31▲3Athens County, OHOH63,1970.1%−0.1 pts

32▲31Champaign County, OHOH38,8200.1%+0.1 pts

33▼5Lucas County, OHOH423,3470.1%−0.1 pts

34▲23Licking County, OHOH185,5640.1%0.0 pts

35▲14Wood County, OHOH134,1760.1%−0.1 pts

36Pike County, OHOH27,0610.1%–

37▲18Fairfield County, OHOH169,7520.1%−0.1 pts

38▲8Wayne County, OHOH116,7580.1%0.0 pts

39Mercer County, OHOH42,7370.1%–

40▼4Montgomery County, OHOH539,5980.1%0.0 pts

41▼2Seneca County, OHOH54,5220.1%0.0 pts

42▲9Allen County, OHOH100,8810.1%+0.1 pts

43▼13Jefferson County, OHOH63,5970.1%−0.1 pts

44▲24Fayette County, OHOH28,5520.1%0.0 pts

45▼34Fulton County, OHOH41,8530.1%0.0 pts

46▲7Clinton County, OHOH42,3010.1%+0.1 pts

47▼30Paulding County, OHOH18,7270.1%–

48▲19Sandusky County, OHOH58,6550.1%0.0 pts

49▼12Harrison County, OHOH14,0700.0%–

50Butler County, OHOH400,1280.0%0.0 pts

51▼35Hardin County, OHOH30,0720.0%−0.1 pts

52Morgan County, OHOH13,6260.0%–

53▲7Guernsey County, OHOH38,3790.0%0.0 pts

54▼9Muskingum County, OHOH87,0140.0%0.0 pts

55▲15Ashland County, OHOH52,5230.0%0.0 pts

56▼9Hocking County, OHOH27,5120.0%0.0 pts

57▲12Greene County, OHOH174,3220.0%−0.1 pts

58▼39Williams County, OHOH36,5490.0%0.0 pts

59Coshocton County, OHOH37,1880.0%0.0 pts

60▲6Defiance County, OHOH38,2920.0%0.0 pts

61Perry County, OHOH35,9180.0%–

62▼1Holmes County, OHOH44,9700.0%–

63Jackson County, OHOH32,8170.0%–

64▲1Clark County, OHOH135,3400.0%−0.1 pts

65▲6Miami County, OHOH112,6340.0%−0.1 pts

66▼7Van Wert County, OHOH29,0130.0%–

67▼54Crawford County, OHOH41,8960.0%0.0 pts

68▼47Henry County, OHOH27,5980.0%−0.1 pts

69▼15Auglaize County, OHOH45,9090.0%−0.1 pts

70▲3Washington County, OHOH58,3890.0%−0.1 pts

71▼33Highland County, OHOH43,8230.0%−0.1 pts

72▲4Putnam County, OHOH34,3800.0%0.0 pts

73▼46Darke County, OHOH51,5200.0%−0.1 pts

SHOWING 1–73 OF 73

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES