RANKING · 2010 CENSUS · 92 SHOWN OF 92

Highest Scotch-Irish population share, Indiana counties · 2010

Indiana counties ranked by the share of all residents who are Scotch-Irish ancestry (2010 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 92 counties in Indiana that qualify, ranked against each other statewide. The median across all 92 is 1.5%.

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 SHAREVS –

01Switzerland County, ININ10,0373.3%–

02Monroe County, ININ143,3452.8%–

03Jefferson County, ININ33,2792.7%–

04Gibson County, ININ33,0912.7%–

05Putnam County, ININ37,8762.6%–

06Fountain County, ININ17,0132.6%–

07Daviess County, ININ34,2092.5%–

08Bartholomew County, ININ85,7292.4%–

09Tipton County, ININ15,3192.2%–

10Washington County, ININ28,3832.1%–

11Lawrence County, ININ45,5682.0%–

12Scott County, ININ25,0532.0%–

13Sullivan County, ININ20,8312.0%–

14Newton County, ININ14,1882.0%–

15Hendricks County, ININ193,5102.0%–

16Wayne County, ININ66,1691.9%–

17Brown County, ININ15,7771.9%–

18Morgan County, ININ74,9671.9%–

19Union County, ININ6,8631.8%–

20Floyd County, ININ82,1531.8%–

21Benton County, ININ8,8831.8%–

22Johnson County, ININ174,2621.8%–

23Montgomery County, ININ38,9541.8%–

24Tippecanoe County, ININ190,4561.7%–

25Whitley County, ININ35,0461.7%–

26Porter County, ININ176,0491.7%–

27Hamilton County, ININ387,0361.7%–

28Orange County, ININ19,8341.7%–

29Pike County, ININ12,0031.7%–

30Boone County, ININ80,6891.7%–

31Posey County, ININ24,9881.7%–

32Steuben County, ININ34,7991.7%–

33Warren County, ININ8,4741.6%–

34Spencer County, ININ20,0611.6%–

35Clay County, ININ26,4101.6%–

36Jasper County, ININ33,8941.6%–

37Crawford County, ININ10,5091.6%–

38Vigo County, ININ106,5121.6%–

39White County, ININ25,1641.6%–

40Fayette County, ININ23,5331.6%–

41Jennings County, ININ27,6221.6%–

42Clark County, ININ130,4511.6%–

43Vanderburgh County, ININ181,9951.5%–

44Decatur County, ININ26,5761.5%–

45Knox County, ININ35,6521.5%–

46St. Joseph County, ININ272,8611.5%–

47Greene County, ININ31,1651.5%–

48Harrison County, ININ40,4371.5%–

49Owen County, ININ21,8861.5%–

50Shelby County, ININ45,8821.5%–

51Hancock County, ININ90,9691.4%–

52Starke County, ININ23,4251.4%–

53Dearborn County, ININ51,6091.4%–

54Warrick County, ININ66,8031.4%–

55Vermillion County, ININ15,4881.4%–

56Blackford County, ININ11,7301.4%–

57Madison County, ININ135,0881.4%–

58Marshall County, ININ46,5991.4%–

59Marion County, ININ992,1961.4%–

60Wabash County, ININ30,7131.4%–

61Howard County, ININ83,9041.4%–

62Randolph County, ININ24,4381.4%–

63Ripley County, ININ29,4341.4%–

64Martin County, ININ9,8561.3%–

65Rush County, ININ16,7671.3%–

66Carroll County, ININ20,6551.3%–

67Fulton County, ININ20,0911.3%–

68Jackson County, ININ47,3701.3%–

69Noble County, ININ47,9371.3%–

70Grant County, ININ66,5241.3%–

71Parke County, ININ16,6421.3%–

72Delaware County, ININ113,1061.3%–

73Elkhart County, ININ208,7741.2%–

74Pulaski County, ININ12,4631.2%–

75Allen County, ININ402,3291.2%–

76Ohio County, ININ5,9941.2%–

77DeKalb County, ININ44,5351.2%–

78Henry County, ININ49,1371.1%–

79Huntington County, ININ37,2241.1%–

80LaPorte County, ININ111,2941.0%–

81Perry County, ININ19,3891.0%–

82Dubois County, ININ44,0161.0%–

83Kosciusko County, ININ80,8921.0%–

84LaGrange County, ININ41,3051.0%–

85Clinton County, ININ33,3221.0%–

86Miami County, ININ34,4871.0%–

87Lake County, ININ504,6120.9%–

88Adams County, ININ36,6500.9%–

89Franklin County, ININ23,2860.9%–

90Jay County, ININ20,1180.7%–

91Cass County, ININ37,8360.7%–

92Wells County, ININ28,8830.6%–

SHOWING 1–92 OF 92

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS