RANKING · 2010 CENSUS · 92 SHOWN OF 92

Largest Scotch-Irish population, Indiana counties · 2010

Indiana counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 92 counties in Indiana that qualify, ranked against each other statewide. The median across all 92 is 495.

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 –

01Marion County, ININ992,19612,209–

02Lake County, ININ504,6124,669–

03Hamilton County, ININ387,0364,467–

04Allen County, ININ402,3294,257–

05St. Joseph County, ININ272,8613,995–

06Monroe County, ININ143,3453,759–

07Tippecanoe County, ININ190,4562,944–

08Porter County, ININ176,0492,783–

09Vanderburgh County, ININ181,9952,757–

10Hendricks County, ININ193,5102,756–

11Elkhart County, ININ208,7742,457–

12Johnson County, ININ174,2622,434–

13Madison County, ININ135,0881,856–

14Bartholomew County, ININ85,7291,789–

15Vigo County, ININ106,5121,739–

16Clark County, ININ130,4511,670–

17Delaware County, ININ113,1061,477–

18Wayne County, ININ66,1691,333–

19Floyd County, ININ82,1531,332–

20Morgan County, ININ74,9671,276–

21LaPorte County, ININ111,2941,160–

22Howard County, ININ83,9041,130–

23Putnam County, ININ37,876994–

24Hancock County, ININ90,969985–

25Lawrence County, ININ45,568946–

26Boone County, ININ80,689923–

27Grant County, ININ66,524892–

28Gibson County, ININ33,091886–

29Jefferson County, ININ33,279886–

30Warrick County, ININ66,803843–

31Kosciusko County, ININ80,892784–

32Daviess County, ININ34,209776–

33Dearborn County, ININ51,609716–

34Montgomery County, ININ38,954678–

35Marshall County, ININ46,599653–

36Shelby County, ININ45,882642–

37Noble County, ININ47,937619–

38Knox County, ININ35,652581–

39Washington County, ININ28,383581–

40Whitley County, ININ35,046573–

41Harrison County, ININ40,437572–

42Steuben County, ININ34,799571–

43Jackson County, ININ47,370551–

44Henry County, ININ49,137542–

45Jasper County, ININ33,894538–

46DeKalb County, ININ44,535495–

47Scott County, ININ25,053493–

48Greene County, ININ31,165492–

49Jennings County, ININ27,622452–

50Wabash County, ININ30,713451–

51Fountain County, ININ17,013443–

52Clay County, ININ26,410441–

53Sullivan County, ININ20,831440–

54Posey County, ININ24,988438–

55Dubois County, ININ44,016426–

56White County, ININ25,164401–

57Huntington County, ININ37,224395–

58Fayette County, ININ23,533393–

59Decatur County, ININ26,576388–

60Ripley County, ININ29,434386–

61LaGrange County, ININ41,305365–

62Miami County, ININ34,487360–

63Tipton County, ININ15,319360–

64Randolph County, ININ24,438355–

65Switzerland County, ININ10,037348–

66Spencer County, ININ20,061343–

67Orange County, ININ19,834338–

68Starke County, ININ23,425338–

69Clinton County, ININ33,322324–

70Owen County, ININ21,886317–

71Adams County, ININ36,650297–

72Brown County, ININ15,777291–

73Newton County, ININ14,188282–

74Cass County, ININ37,836278–

75Fulton County, ININ20,091273–

76Carroll County, ININ20,655267–

77Vermillion County, ININ15,488234–

78Rush County, ININ16,767233–

79Parke County, ININ16,642220–

80Pike County, ININ12,003220–

81Perry County, ININ19,389198–

82Franklin County, ININ23,286198–

83Blackford County, ININ11,730183–

84Crawford County, ININ10,509176–

85Pulaski County, ININ12,463166–

86Wells County, ININ28,883159–

87Benton County, ININ8,883158–

88Jay County, ININ20,118156–

89Warren County, ININ8,474141–

90Martin County, ININ9,856137–

91Union County, ININ6,863137–

92Ohio County, ININ5,99472–

SHOWING 1–92 OF 92

Download CSV (full list, 92 rows)

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