RANKING · 2024 ACS · 92 SHOWN OF 92

Highest Irish population share, Indiana counties

Indiana counties ranked by the share of all residents who are Irish ancestry (2023 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 92 counties in Indiana that qualify, ranked against each other statewide.

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

RANKPLACESTATEPOPIRISH SHAREVS 2000

01Newton County, ININ14,18817.0%–

02Benton County, ININ8,88315.9%–

03Blackford County, ININ11,73015.9%–

04Porter County, ININ176,04914.9%–

05Warrick County, ININ66,80314.3%–

06White County, ININ25,16413.7%–

07Floyd County, ININ82,15313.5%–

08Dearborn County, ININ51,60913.4%–

09Martin County, ININ9,85613.3%–

10Clark County, ININ130,45113.3%–

11Brown County, ININ15,77713.2%–

12LaPorte County, ININ111,29412.8%–

13Ohio County, ININ5,99412.7%–

14Rush County, ININ16,76712.6%–

15Perry County, ININ19,38912.6%–

16Huntington County, ININ37,22412.5%–

17Starke County, ININ23,42512.5%–

18Gibson County, ININ33,09112.4%–

19Jasper County, ININ33,89412.2%–

20Sullivan County, ININ20,83112.2%–

21Lawrence County, ININ45,56812.2%–

22St. Joseph County, ININ272,86112.1%–

23Fayette County, ININ23,53312.1%–

24Fountain County, ININ17,01311.8%–

25Vigo County, ININ106,51211.8%–

26Montgomery County, ININ38,95411.8%–

27Jefferson County, ININ33,27911.7%–

28Harrison County, ININ40,43711.6%–

29Monroe County, ININ143,34511.6%–

30Hamilton County, ININ387,03611.4%–

31Jennings County, ININ27,62211.2%–

32Wayne County, ININ66,16911.1%–

33Orange County, ININ19,83411.1%–

34Pulaski County, ININ12,46311.0%–

35Pike County, ININ12,00310.7%–

36Henry County, ININ49,13710.7%–

37Greene County, ININ31,16510.6%–

38Hancock County, ININ90,96910.6%–

39Decatur County, ININ26,57610.6%–

40Kosciusko County, ININ80,89210.6%–

41Steuben County, ININ34,79910.5%–

42Delaware County, ININ113,10610.5%–

43Vanderburgh County, ININ181,99510.5%–

44Hendricks County, ININ193,51010.5%–

45Posey County, ININ24,98810.5%–

46Madison County, ININ135,08810.3%–

47Warren County, ININ8,47410.3%–

48Spencer County, ININ20,06110.2%–

49Johnson County, ININ174,26210.1%–

50Miami County, ININ34,48710.1%–

51Tipton County, ININ15,31910.0%–

52Wabash County, ININ30,71310.0%–

53Boone County, ININ80,68910.0%–

54Washington County, ININ28,38310.0%–

55Tippecanoe County, ININ190,4569.9%–

56Union County, ININ6,8639.9%–

57Whitley County, ININ35,0469.9%–

58Lake County, ININ504,6129.8%–

59Cass County, ININ37,8369.5%–

60Jay County, ININ20,1189.5%–

61DeKalb County, ININ44,5359.4%–

62Grant County, ININ66,5249.4%–

63Fulton County, ININ20,0919.4%–

64Crawford County, ININ10,5099.4%–

65Randolph County, ININ24,4389.3%–

66Allen County, ININ402,3299.2%–

67Vermillion County, ININ15,4889.2%–

68Switzerland County, ININ10,0379.1%–

69Carroll County, ININ20,6559.1%–

70Jackson County, ININ47,3708.9%–

71Marshall County, ININ46,5998.9%–

72Knox County, ININ35,6528.9%–

73Franklin County, ININ23,2868.7%–

74Dubois County, ININ44,0168.6%–

75Shelby County, ININ45,8828.5%–

76Clay County, ININ26,4108.5%–

77Howard County, ININ83,9048.4%–

78Wells County, ININ28,8838.4%–

79Ripley County, ININ29,4348.4%–

80Morgan County, ININ74,9678.1%–

81Parke County, ININ16,6428.0%–

82Marion County, ININ992,1968.0%–

83Noble County, ININ47,9377.9%–

84Owen County, ININ21,8867.9%–

85Daviess County, ININ34,2097.8%–

86Bartholomew County, ININ85,7297.6%–

87Scott County, ININ25,0537.5%–

88Putnam County, ININ37,8767.4%–

89Clinton County, ININ33,3227.3%–

90Adams County, ININ36,6506.8%–

91Elkhart County, ININ208,7746.1%–

92LaGrange County, ININ41,3054.5%–

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