RANKING · 2010 CENSUS · 92 SHOWN OF 92

Most densely populated, Indiana counties · 2010

Indiana counties ranked by residents per square mile (2023). This list covers the 92 counties in Indiana that qualify, ranked against each other statewide.

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YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Marion County, ININ992,1962,281+5%

02Lake County, ININ504,612994+2%

03Vanderburgh County, ININ181,995770+5%

04Hamilton County, ININ387,036696+50%

05St. Joseph County, ININ272,861583+1%

06Allen County, ININ402,329541+7%

07Floyd County, ININ82,153502+5%

08Johnson County, ININ174,262436+21%

09Elkhart County, ININ208,774427+8%

10Porter County, ININ176,049393+12%

11Hendricks County, ININ193,510357+40%

12Monroe County, ININ143,345350+14%

13Tippecanoe County, ININ190,456346+16%

14Delaware County, ININ113,106300−1%

15Clark County, ININ130,451296+14%

16Madison County, ININ135,088291−1%

17Howard County, ININ83,904282−3%

18Vigo County, ININ106,512267+2%

19Hancock County, ININ90,969229+26%

20Bartholomew County, ININ85,729189+8%

21LaPorte County, ININ111,294186+1%

22Wayne County, ININ66,169172−3%

23Morgan County, ININ74,967171+3%

24Grant County, ININ66,524169−5%

25Dearborn County, ININ51,609164+9%

26Warrick County, ININ66,803155+14%

27Kosciusko County, ININ80,892146+4%

28Boone County, ININ80,689134+23%

29Scott County, ININ25,053127+5%

30Henry County, ININ49,137126+2%

31DeKalb County, ININ44,535116+5%

32Noble County, ININ47,937116+3%

33Fayette County, ININ23,533113−5%

34Steuben County, ININ34,799111+3%

35Shelby County, ININ45,882108+2%

36Marshall County, ININ46,599106+4%

37Lawrence County, ININ45,568103+0%

38Adams County, ININ36,650101+2%

39Whitley County, ININ35,04699+8%

40Miami County, ININ34,48799+2%

41Dubois County, ININ44,01698+6%

42LaGrange County, ININ41,30598+6%

43Huntington County, ININ37,22497−2%

44Cass County, ININ37,83695−5%

45Jefferson County, ININ33,27990+2%

46Jackson County, ININ47,37083+3%

47Clinton County, ININ33,32282−2%

48Harrison County, ININ40,43781+15%

49Wabash County, ININ30,71380−6%

50Putnam County, ININ37,87679+5%

51Blackford County, ININ11,73077−9%

52Jennings County, ININ27,62276+4%

53Starke County, ININ23,42576−1%

54Montgomery County, ININ38,95476+1%

55Clay County, ININ26,41075+1%

56Wells County, ININ28,88375+0%

57Knox County, ININ35,65275−2%

58Daviess County, ININ34,20974+6%

59Ohio County, ININ5,99471+9%

60Decatur County, ININ26,57669+5%

61Gibson County, ININ33,09169+3%

62Ripley County, ININ29,43465+9%

63Posey County, ININ24,98863−4%

64Vermillion County, ININ15,48863−3%

65Tipton County, ININ15,31961−4%

66Greene County, ININ31,16561+0%

67Franklin County, ININ23,28660+4%

68Jasper County, ININ33,89460+11%

69Randolph County, ININ24,43858−4%

70Fulton County, ININ20,09157+2%

71Owen County, ININ21,88656−1%

72Jay County, ININ20,11855−3%

73Washington County, ININ28,38355+4%

74Carroll County, ININ20,65554−0%

75Spencer County, ININ20,06153+3%

76Perry County, ININ19,38951+2%

77Orange County, ININ19,83450+3%

78Brown County, ININ15,77749+2%

79White County, ININ25,16449−2%

80Switzerland County, ININ10,03748+17%

81Sullivan County, ININ20,83148−1%

82Union County, ININ6,86347+2%

83Fountain County, ININ17,01344−4%

84Rush County, ININ16,76743−5%

85Parke County, ININ16,64239+1%

86Pike County, ININ12,00338+0%

87Newton County, ININ14,18835−2%

88Crawford County, ININ10,50935−0%

89Pulaski County, ININ12,46331−3%

90Martin County, ININ9,85631−0%

91Warren County, ININ8,47423+1%

92Benton County, ININ8,88322−6%

SHOWING 1–92 OF 92

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES