RANKING · 2024 ACS · 88 SHOWN OF 88

Largest Scotch-Irish population, Ohio counties

Ohio counties ranked by the number of residents who are Scotch-Irish 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.

Scotch-Irish 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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010

01Franklin County, OHOH1,361,53610,982−46%

02Cuyahoga County, OHOH1,232,9256,955−54%

03Hamilton County, OHOH838,4185,357−50%

04Montgomery County, OHOH539,5984,279−52%

05Summit County, OHOH538,3764,186−59%

06Stark County, OHOH373,7713,273−58%

07Warren County, OHOH257,1812,690−20%

08Butler County, OHOH400,1282,606−55%

09Clermont County, OHOH216,9772,377−23%

10Delaware County, OHOH242,0322,349−33%

11Greene County, OHOH174,3222,239−32%

12Lucas County, OHOH423,3472,204−50%

13Lorain County, OHOH323,2192,137−57%

14Licking County, OHOH185,5641,908−42%

15Lake County, OHOH232,2171,882−62%

16Trumbull County, OHOH198,9721,820−50%

17Fairfield County, OHOH169,7521,535−40%

18Mahoning County, OHOH224,7061,530−59%

19Medina County, OHOH185,0251,489−50%

20Clark County, OHOH135,3401,390−51%

21Tuscarawas County, OHOH92,3731,301−30%

22Richland County, OHOH124,8931,260−52%

23Columbiana County, OHOH99,3771,212−66%

24Wayne County, OHOH116,7581,180−41%

25Portage County, OHOH163,4041,134−66%

26Wood County, OHOH134,1761,057−43%

27Muskingum County, OHOH87,0141,012−31%

28Athens County, OHOH63,197994−36%

29Ross County, OHOH76,429971−41%

30Ashtabula County, OHOH96,713911−55%

31Scioto County, OHOH71,365773−22%

32Knox County, OHOH64,002764−42%

33Lawrence County, OHOH55,710741−35%

34Jefferson County, OHOH63,597700−62%

35Allen County, OHOH100,881687−54%

36Pickaway County, OHOH62,978660−13%

37Miami County, OHOH112,634632−68%

38Perry County, OHOH35,918584+9%

39Erie County, OHOH73,296571−47%

40Geauga County, OHOH95,676570−64%

41Belmont County, OHOH64,434560−74%

42Washington County, OHOH58,389555−59%

43Marion County, OHOH65,115540−58%

44Huron County, OHOH58,250472−23%

45Defiance County, OHOH38,292468+0%

46Wyandot County, OHOH21,567463+134%

47Highland County, OHOH43,823451+13%

48Union County, OHOH73,446445−62%

49Adams County, OHOH27,865420−23%

50Hancock County, OHOH75,034413−72%

51Ashland County, OHOH52,523362−64%

52Preble County, OHOH40,664335−63%

53Champaign County, OHOH38,820328−51%

54Coshocton County, OHOH37,188328−49%

55Jackson County, OHOH32,817322−41%

56Guernsey County, OHOH38,379312−74%

57Madison County, OHOH46,985306−51%

58Clinton County, OHOH42,301300−67%

59Carroll County, OHOH26,475296−61%

60Logan County, OHOH46,302296−67%

61Pike County, OHOH27,061285−45%

62Noble County, OHOH14,276271+23%

63Darke County, OHOH51,520270−57%

64Seneca County, OHOH54,522266−57%

65Crawford County, OHOH41,896260−69%

66Vinton County, OHOH12,645249+39%

67Brown County, OHOH44,397246−63%

68Auglaize County, OHOH45,909236−57%

69Fayette County, OHOH28,552232−36%

70Hardin County, OHOH30,072231−52%

71Shelby County, OHOH48,065228−52%

72Fulton County, OHOH41,853207−61%

73Hocking County, OHOH27,512191−61%

74Morgan County, OHOH13,626189−37%

75Ottawa County, OHOH39,481182−75%

76Morrow County, OHOH36,305171−73%

77Sandusky County, OHOH58,655168−68%

78Meigs County, OHOH21,587152−66%

79Harrison County, OHOH14,070147−77%

80Henry County, OHOH27,598121−55%

81Williams County, OHOH36,549111−69%

82Gallia County, OHOH29,07286−80%

83Paulding County, OHOH18,72776−40%

84Holmes County, OHOH44,97065−76%

85Van Wert County, OHOH29,01355−86%

86Monroe County, OHOH12,99454−72%

87Mercer County, OHOH42,73753−81%

88Putnam County, OHOH34,38030−86%

SHOWING 1–88 OF 88

Download CSV (full list, 88 rows)

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