RANKING · 2024 ACS · 88 SHOWN OF 88

Largest Welsh population, Ohio counties

Ohio counties ranked by the number of residents who are Welsh 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 88 counties in Ohio that qualify, ranked against each other statewide. The median across all 88 is 494. Biggest climber in the top 100 since 2020: Madison County, OH, up 33 places to #42.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPWELSH POPULATIONVS 2010

01Franklin County, OHOH1,361,53613,535−27%

02Cuyahoga County, OHOH1,232,9256,373−26%

03▲2Hamilton County, OHOH838,4185,093−14%

04▼1Summit County, OHOH538,3765,043−28%

05▼1Stark County, OHOH373,7714,482−32%

06▲1Montgomery County, OHOH539,5983,261−32%

07▲1Delaware County, OHOH242,0323,171−18%

08▼2Mahoning County, OHOH224,7062,778−48%

09▲4Butler County, OHOH400,1282,692−8%

10Licking County, OHOH185,5642,574−23%

11▼2Trumbull County, OHOH198,9722,438−52%

12Lorain County, OHOH323,2192,407−28%

13▲4Medina County, OHOH185,0252,124+9%

14▲4Clermont County, OHOH216,9771,946+33%

15▼1Lucas County, OHOH423,3471,811−23%

16Lake County, OHOH232,2171,656−38%

17▲2Warren County, OHOH257,1811,529−10%

18▼7Fairfield County, OHOH169,7521,477−40%

19▲1Greene County, OHOH174,3221,404−29%

20▲6Clark County, OHOH135,3401,372−3%

21▲1Tuscarawas County, OHOH92,3731,295−7%

22▲3Jackson County, OHOH32,8171,285−12%

23▼8Portage County, OHOH163,4041,162−63%

24▼3Columbiana County, OHOH99,3771,120−43%

25▲12Union County, OHOH73,4461,078−4%

26▼3Wood County, OHOH134,176999−26%

27▲2Geauga County, OHOH95,676992−16%

28▼4Allen County, OHOH100,881904−54%

29▲1Wayne County, OHOH116,758847−19%

30▲13Marion County, OHOH65,115836−17%

31▼4Richland County, OHOH124,893800−40%

32▲10Athens County, OHOH63,197795−28%

33▼1Ashtabula County, OHOH96,713755−31%

34▼6Miami County, OHOH112,634726−42%

35▲5Jefferson County, OHOH63,597679−41%

36▼5Scioto County, OHOH71,365657−37%

37▼3Hancock County, OHOH75,034628−40%

38▲7Logan County, OHOH46,302604+76%

39▲5Erie County, OHOH73,296570−35%

40▼7Muskingum County, OHOH87,014552−38%

41▲10Sandusky County, OHOH58,655529+90%

42▲33Madison County, OHOH46,985524+12%

43▲3Gallia County, OHOH29,072518−36%

44▼8Ashland County, OHOH52,523494+26%

45▲8Hardin County, OHOH30,072483−28%

46▼11Knox County, OHOH64,002459−42%

47▲7Brown County, OHOH44,397441+55%

48▲4Auglaize County, OHOH45,909436−9%

49▼2Belmont County, OHOH64,434428−60%

50▼11Ross County, OHOH76,429382−56%

51▲18Hocking County, OHOH27,512355−26%

52▲3Pickaway County, OHOH62,978354−51%

53▲3Highland County, OHOH43,823352+61%

54▼5Van Wert County, OHOH29,013350−17%

55▲12Champaign County, OHOH38,820303−39%

56▼18Morrow County, OHOH36,305303−69%

57▲6Guernsey County, OHOH38,379283−58%

58▲6Lawrence County, OHOH55,710283−37%

59▼18Washington County, OHOH58,389279−63%

60▼2Seneca County, OHOH54,522275−37%

61▼11Crawford County, OHOH41,896271−19%

62▼3Huron County, OHOH58,250271−8%

63▼6Meigs County, OHOH21,587271−40%

64▲6Clinton County, OHOH42,301263−27%

65▲1Shelby County, OHOH48,065263+14%

66▲14Carroll County, OHOH26,475240−27%

67▼6Coshocton County, OHOH37,188229−53%

68▲3Ottawa County, OHOH39,481228−47%

69▲4Fulton County, OHOH41,853224+7%

70▼10Putnam County, OHOH34,380211−42%

71▲6Fayette County, OHOH28,552195−6%

72Preble County, OHOH40,664184−18%

73▲3Williams County, OHOH36,549173−50%

74▼6Perry County, OHOH35,918168−58%

75▲11Noble County, OHOH14,276141+228%

76▼28Darke County, OHOH51,520137−48%

77▼3Mercer County, OHOH42,737129−54%

78▲6Henry County, OHOH27,598119−60%

79▲4Holmes County, OHOH44,970119−8%

80▼1Harrison County, OHOH14,070106−14%

81▲1Adams County, OHOH27,86583−76%

82▲6Monroe County, OHOH12,99481−36%

83▼2Vinton County, OHOH12,64573−35%

84▲3Morgan County, OHOH13,62666−54%

85Wyandot County, OHOH21,56764−70%

86▼24Pike County, OHOH27,06163−51%

87▼22Defiance County, OHOH38,29256−80%

88▼10Paulding County, OHOH18,72738−77%

SHOWING 1–88 OF 88

Download CSV (full list, 88 rows)

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