RANKING · 2020 CENSUS · 88 SHOWN OF 88

Largest Scotch-Irish population, Ohio counties · 2020

Ohio counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2023 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.

OhioAll states All rankings

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 2000

01Franklin County, OHOH1,361,53611,588–

02Cuyahoga County, OHOH1,232,9258,750–

03Hamilton County, OHOH838,4185,574–

04Montgomery County, OHOH539,5984,883–

05Summit County, OHOH538,3764,869–

06Stark County, OHOH373,7714,228–

07Butler County, OHOH400,1282,948–

08Lucas County, OHOH423,3472,659–

09Delaware County, OHOH242,0322,623–

10Lorain County, OHOH323,2192,400–

11Clermont County, OHOH216,9772,312–

12Fairfield County, OHOH169,7522,204–

13Greene County, OHOH174,3222,191–

14Licking County, OHOH185,5642,092–

15Lake County, OHOH232,2172,089–

16Warren County, OHOH257,1812,045–

17Columbiana County, OHOH99,3771,906–

18Mahoning County, OHOH224,7061,903–

19Clark County, OHOH135,3401,691–

20Trumbull County, OHOH198,9721,632–

21Medina County, OHOH185,0251,611–

22Portage County, OHOH163,4041,539–

23Tuscarawas County, OHOH92,3731,340–

24Wayne County, OHOH116,7581,232–

25Wood County, OHOH134,1761,224–

26Richland County, OHOH124,8931,150–

27Jefferson County, OHOH63,5971,148–

28Athens County, OHOH63,1971,104–

29Washington County, OHOH58,3891,017–

30Belmont County, OHOH64,434981–

31Ross County, OHOH76,429928–

32Scioto County, OHOH71,365926–

33Muskingum County, OHOH87,014911–

34Miami County, OHOH112,634870–

35Lawrence County, OHOH55,710840–

36Ashtabula County, OHOH96,713839–

37Allen County, OHOH100,881830–

38Ashland County, OHOH52,523819–

39Erie County, OHOH73,296734–

40Pickaway County, OHOH62,978701–

41Marion County, OHOH65,115696–

42Madison County, OHOH46,985668–

43Guernsey County, OHOH38,379665–

44Geauga County, OHOH95,676625–

45Union County, OHOH73,446604–

46Carroll County, OHOH26,475597–

47Wyandot County, OHOH21,567541–

48Crawford County, OHOH41,896532–

49Huron County, OHOH58,250508–

50Clinton County, OHOH42,301505–

51Hancock County, OHOH75,034502–

52Knox County, OHOH64,002497–

53Logan County, OHOH46,302495–

54Coshocton County, OHOH37,188492–

55Highland County, OHOH43,823472–

56Preble County, OHOH40,664462–

57Morrow County, OHOH36,305379–

58Sandusky County, OHOH58,655378–

59Shelby County, OHOH48,065369–

60Seneca County, OHOH54,522335–

61Pike County, OHOH27,061331–

62Hardin County, OHOH30,072325–

63Adams County, OHOH27,865312–

64Darke County, OHOH51,520299–

65Harrison County, OHOH14,070294–

66Brown County, OHOH44,397293–

67Meigs County, OHOH21,587278–

68Champaign County, OHOH38,820271–

69Auglaize County, OHOH45,909254–

70Perry County, OHOH35,918251–

71Fayette County, OHOH28,552249–

72Fulton County, OHOH41,853249–

73Ottawa County, OHOH39,481246–

74Williams County, OHOH36,549241–

75Defiance County, OHOH38,292218–

76Gallia County, OHOH29,072211–

77Vinton County, OHOH12,645176–

78Hocking County, OHOH27,512167–

79Noble County, OHOH14,276165–

80Jackson County, OHOH32,817162–

81Henry County, OHOH27,598153–

82Putnam County, OHOH34,380131–

83Mercer County, OHOH42,737126–

84Morgan County, OHOH13,626105–

85Holmes County, OHOH44,97099–

86Van Wert County, OHOH29,01393–

87Monroe County, OHOH12,99491–

88Paulding County, OHOH18,72791–

SHOWING 1–88 OF 88

Download CSV (full list, 88 rows)

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