RANKING · 2024 ACS · 73 SHOWN OF 73

Largest Romanian population, Ohio counties

Ohio counties ranked by the number of residents who are Romanian 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 73 counties in Ohio that qualify, ranked against each other statewide.

Romanian Americans: full group profile →

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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 POPULATIONVS 2010

01Cuyahoga County, OHOH1,232,9256,777−6%

02Stark County, OHOH373,7712,847−23%

03Franklin County, OHOH1,361,5361,944+1%

04Summit County, OHOH538,3761,731−23%

05Medina County, OHOH185,0251,529+76%

06Mahoning County, OHOH224,7061,259−28%

07Hamilton County, OHOH838,4181,124−11%

08Lorain County, OHOH323,219911−13%

09Trumbull County, OHOH198,972861−36%

10Lake County, OHOH232,217475−41%

11Warren County, OHOH257,181418+170%

12Montgomery County, OHOH539,598415−39%

13Lucas County, OHOH423,347401−47%

14Columbiana County, OHOH99,377311−28%

15Delaware County, OHOH242,032304−33%

16Portage County, OHOH163,404292−55%

17Clermont County, OHOH216,977281−7%

18Geauga County, OHOH95,676233−22%

19Butler County, OHOH400,128169−37%

20Licking County, OHOH185,564168+8%

21Richland County, OHOH124,893164−6%

22Erie County, OHOH73,296163+17%

23Union County, OHOH73,446150+226%

24Tuscarawas County, OHOH92,373144−27%

25Ashtabula County, OHOH96,713141−58%

26Fairfield County, OHOH169,752139−55%

27Belmont County, OHOH64,434130+83%

28Wood County, OHOH134,176120−50%

29Madison County, OHOH46,985114+777%

30Huron County, OHOH58,250110+6%

31Wayne County, OHOH116,75899−20%

32Pickaway County, OHOH62,97888+1000%

33Marion County, OHOH65,11583+15%

34Logan County, OHOH46,30278+359%

35Allen County, OHOH100,88176+443%

36Athens County, OHOH63,19763−54%

37Greene County, OHOH174,32252−80%

38Ottawa County, OHOH39,48150+16%

39Carroll County, OHOH26,47548−32%

40Jefferson County, OHOH63,59747−62%

41Seneca County, OHOH54,52242+121%

42Vinton County, OHOH12,64540–

43Champaign County, OHOH38,82037+1133%

44Mercer County, OHOH42,73736–

45Clark County, OHOH135,34033−82%

46Sandusky County, OHOH58,65531+210%

47Muskingum County, OHOH87,01430+50%

48Fulton County, OHOH41,85326−30%

49Clinton County, OHOH42,30125+1150%

50Pike County, OHOH27,06123–

51Fayette County, OHOH28,55221+40%

52Miami County, OHOH112,63421−79%

53Ashland County, OHOH52,52317−48%

54Guernsey County, OHOH38,37914−30%

55Hardin County, OHOH30,07213−75%

56Coshocton County, OHOH37,18811−52%

57Holmes County, OHOH44,97011–

58Williams County, OHOH36,54911+83%

59Defiance County, OHOH38,29210−57%

60Paulding County, OHOH18,72710–

61Hocking County, OHOH27,5129+0%

62Perry County, OHOH35,9189–

63Jackson County, OHOH32,8178–

64Crawford County, OHOH41,8967−72%

65Harrison County, OHOH14,0707–

66Washington County, OHOH58,3897−84%

67Auglaize County, OHOH45,9096−85%

68Morgan County, OHOH13,6265–

69Van Wert County, OHOH29,0135–

70Henry County, OHOH27,5984−88%

71Highland County, OHOH43,8234−86%

72Darke County, OHOH51,5202−97%

73Putnam County, OHOH34,3802+0%

SHOWING 1–73 OF 73

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