RANKING · 2010 CENSUS · 92 SHOWN OF 92

Highest Irish population share, Indiana counties · 2010

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

01Owen County, ININ21,88620.7%–

02Martin County, ININ9,85619.2%–

03Dearborn County, ININ51,60919.2%–

04Porter County, ININ176,04918.5%–

05Crawford County, ININ10,50917.4%–

06Benton County, ININ8,88317.0%–

07Newton County, ININ14,18816.9%–

08Greene County, ININ31,16516.8%–

09Blackford County, ININ11,73016.7%–

10Jasper County, ININ33,89416.5%–

11Spencer County, ININ20,06116.4%–

12Starke County, ININ23,42516.3%–

13Jennings County, ININ27,62216.3%–

14Union County, ININ6,86316.0%–

15Pike County, ININ12,00315.8%–

16Johnson County, ININ174,26215.7%–

17Morgan County, ININ74,96715.5%–

18St. Joseph County, ININ272,86115.5%–

19Warrick County, ININ66,80315.4%–

20LaPorte County, ININ111,29415.3%–

21Hendricks County, ININ193,51015.2%–

22Floyd County, ININ82,15315.0%–

23Clark County, ININ130,45115.0%–

24Huntington County, ININ37,22414.9%–

25Hamilton County, ININ387,03614.6%–

26Lawrence County, ININ45,56814.6%–

27Montgomery County, ININ38,95414.4%–

28Fountain County, ININ17,01314.4%–

29Perry County, ININ19,38914.4%–

30Delaware County, ININ113,10614.2%–

31Boone County, ININ80,68914.1%–

32Tippecanoe County, ININ190,45613.9%–

33Ripley County, ININ29,43413.9%–

34Randolph County, ININ24,43813.9%–

35Hancock County, ININ90,96913.9%–

36Washington County, ININ28,38313.7%–

37Monroe County, ININ143,34513.5%–

38White County, ININ25,16413.3%–

39Switzerland County, ININ10,03713.2%–

40Franklin County, ININ23,28613.1%–

41Gibson County, ININ33,09113.1%–

42Brown County, ININ15,77713.1%–

43Daviess County, ININ34,20913.1%–

44Knox County, ININ35,65213.0%–

45Jefferson County, ININ33,27912.9%–

46Harrison County, ININ40,43712.8%–

47Jackson County, ININ47,37012.8%–

48Clay County, ININ26,41012.8%–

49Putnam County, ININ37,87612.7%–

50Carroll County, ININ20,65512.6%–

51Ohio County, ININ5,99412.6%–

52Whitley County, ININ35,04612.6%–

53Orange County, ININ19,83412.4%–

54Bartholomew County, ININ85,72912.2%–

55Pulaski County, ININ12,46312.2%–

56Shelby County, ININ45,88212.2%–

57Vigo County, ININ106,51212.2%–

58Miami County, ININ34,48712.0%–

59Rush County, ININ16,76712.0%–

60Scott County, ININ25,05311.9%–

61Fayette County, ININ23,53311.8%–

62Wayne County, ININ66,16911.8%–

63Henry County, ININ49,13711.8%–

64Cass County, ININ37,83611.8%–

65Marion County, ININ992,19611.8%–

66Vanderburgh County, ININ181,99511.7%–

67Posey County, ININ24,98811.6%–

68Jay County, ININ20,11811.6%–

69Kosciusko County, ININ80,89211.5%–

70Madison County, ININ135,08811.5%–

71Allen County, ININ402,32911.4%–

72Marshall County, ININ46,59911.2%–

73Lake County, ININ504,61211.1%–

74Vermillion County, ININ15,48811.0%–

75Warren County, ININ8,47410.9%–

76Fulton County, ININ20,09110.9%–

77Wells County, ININ28,88310.8%–

78DeKalb County, ININ44,53510.8%–

79Parke County, ININ16,64210.7%–

80Steuben County, ININ34,79910.5%–

81Sullivan County, ININ20,83110.3%–

82Clinton County, ININ33,32210.3%–

83Elkhart County, ININ208,77410.2%–

84Howard County, ININ83,90410.2%–

85Decatur County, ININ26,57610.1%–

86Grant County, ININ66,52410.0%–

87Wabash County, ININ30,71310.0%–

88Noble County, ININ47,9379.8%–

89Tipton County, ININ15,3199.6%–

90Adams County, ININ36,6508.2%–

91Dubois County, ININ44,0168.1%–

92LaGrange County, ININ41,3056.4%–

SHOWING 1–92 OF 92

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