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.

Scotch-Irish Americans: full group profile →

IndianaAll 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 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 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS