RANKING · 2024 ACS · 88 SHOWN OF 88

Highest Scotch-Irish population share, Ohio counties

Ohio counties ranked by the share of all residents who are Scotch-Irish ancestry (2024 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 88 counties in Ohio that qualify, ranked against each other statewide. The median across all 88 is 0.8%. Biggest climber in the top 100 since 2020: Defiance County, OH, up 68 places to #12.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2010

01Wyandot County, OHOH21,5672.1%+1.3 pts

02▲13Vinton County, OHOH12,6452.0%+0.6 pts

03▲25Noble County, OHOH14,2761.9%+0.4 pts

04▲62Perry County, OHOH35,9181.6%+0.2 pts

05▲3Athens County, OHOH63,1971.6%−0.8 pts

06▲25Adams County, OHOH27,8651.5%−0.4 pts

07▲5Tuscarawas County, OHOH92,3731.4%−0.6 pts

08▲54Morgan County, OHOH13,6261.4%−0.6 pts

09▲8Greene County, OHOH174,3221.3%−0.7 pts

10▲4Lawrence County, OHOH55,7101.3%−0.5 pts

11▲12Ross County, OHOH76,4291.3%−0.8 pts

12▲68Defiance County, OHOH38,2921.2%0.0 pts

13▲45Knox County, OHOH64,0021.2%−1.0 pts

14▼10Columbiana County, OHOH99,3771.2%−2.1 pts

15▲23Muskingum County, OHOH87,0141.2%−0.5 pts

16▲16Clermont County, OHOH216,9771.1%−0.5 pts

17▼15Carroll County, OHOH26,4751.1%−1.5 pts

18▲6Pickaway County, OHOH62,9781.1%−0.3 pts

19▼14Jefferson County, OHOH63,5971.1%−1.5 pts

20▲30Warren County, OHOH257,1811.1%−0.5 pts

21Scioto County, OHOH71,3651.1%−0.2 pts

22▲5Pike County, OHOH27,0611.1%−0.8 pts

23▲3Licking County, OHOH185,5641.0%−1.0 pts

24▲9Highland County, OHOH43,8231.0%+0.1 pts

25▼6Delaware County, OHOH242,0321.0%−1.1 pts

26▼6Clark County, OHOH135,3401.0%−1.0 pts

27▼24Harrison County, OHOH14,0701.0%−3.0 pts

28▲9Wayne County, OHOH116,7581.0%−0.7 pts

29▲13Richland County, OHOH124,8931.0%−1.1 pts

30▲53Jackson County, OHOH32,8171.0%−0.7 pts

31▼24Washington County, OHOH58,3890.9%−1.3 pts

32▼19Fairfield County, OHOH169,7520.9%−0.8 pts

33▲20Ashtabula County, OHOH96,7130.9%−1.1 pts

34▲22Trumbull County, OHOH198,9720.9%−0.8 pts

35▼19Coshocton County, OHOH37,1880.9%−0.8 pts

36▼7Stark County, OHOH373,7710.9%−1.2 pts

37▼26Belmont County, OHOH64,4340.9%−2.3 pts

38▲27Champaign County, OHOH38,8200.8%−0.8 pts

39▼3Marion County, OHOH65,1150.8%−1.1 pts

40▲9Franklin County, OHOH1,361,5360.8%−1.0 pts

41▼11Preble County, OHOH40,6640.8%−1.3 pts

42▼36Guernsey County, OHOH38,3790.8%−2.1 pts

43▲5Medina County, OHOH185,0250.8%−0.9 pts

44▲2Lake County, OHOH232,2170.8%−1.4 pts

45▲6Huron County, OHOH58,2500.8%−0.2 pts

46▲6Fayette County, OHOH28,5520.8%−0.5 pts

47▼3Wood County, OHOH134,1760.8%−0.7 pts

48▼3Montgomery County, OHOH539,5980.8%−0.8 pts

49▼2Summit County, OHOH538,3760.8%−1.1 pts

50▼9Erie County, OHOH73,2960.8%−0.6 pts

51▼11Hardin County, OHOH30,0720.8%−0.8 pts

52▼27Clinton County, OHOH42,3010.7%−1.4 pts

53▼10Portage County, OHOH163,4040.7%−1.4 pts

54▼32Meigs County, OHOH21,5870.7%−1.2 pts

55▼46Ashland County, OHOH52,5230.7%−1.2 pts

56▼46Madison County, OHOH46,9850.7%−0.8 pts

57▲21Hocking County, OHOH27,5120.7%−1.0 pts

58▼1Allen County, OHOH100,8810.7%−0.7 pts

59▼5Mahoning County, OHOH224,7060.7%−0.9 pts

60▼1Lorain County, OHOH323,2190.7%−1.0 pts

61▼1Butler County, OHOH400,1280.7%−0.9 pts

62▼23Union County, OHOH73,4460.7%−1.7 pts

63▲4Hamilton County, OHOH838,4180.6%−0.7 pts

64▼30Logan County, OHOH46,3020.6%−1.3 pts

65▼47Crawford County, OHOH41,8960.6%−1.3 pts

66▲3Geauga County, OHOH95,6760.6%−1.1 pts

67▼12Miami County, OHOH112,6340.6%−1.3 pts

68Brown County, OHOH44,3970.6%−0.9 pts

69▼6Cuyahoga County, OHOH1,232,9250.6%−0.6 pts

70Hancock County, OHOH75,0340.6%−1.4 pts

71▲8Darke County, OHOH51,5200.5%−0.7 pts

72▲2Lucas County, OHOH423,3470.5%−0.5 pts

73▲9Auglaize County, OHOH45,9090.5%−0.7 pts

74▲3Fulton County, OHOH41,8530.5%−0.7 pts

75▲1Seneca County, OHOH54,5220.5%−0.6 pts

76▼41Morrow County, OHOH36,3050.5%−1.4 pts

77▼16Shelby County, OHOH48,0650.5%−0.5 pts

78▼3Ottawa County, OHOH39,4810.5%−1.3 pts

79▲2Henry County, OHOH27,5980.4%−0.5 pts

80▼9Monroe County, OHOH12,9940.4%−0.9 pts

81▲3Paulding County, OHOH18,7270.4%−0.2 pts

82▼10Williams County, OHOH36,5490.3%−0.6 pts

83▼19Gallia County, OHOH29,0720.3%−1.1 pts

84▼11Sandusky County, OHOH58,6550.3%−0.6 pts

85▲1Van Wert County, OHOH29,0130.2%−1.1 pts

86▲2Holmes County, OHOH44,9700.1%−0.5 pts

87Mercer County, OHOH42,7370.1%−0.6 pts

88▼3Putnam County, OHOH34,3800.1%−0.5 pts

SHOWING 1–88 OF 88

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