RANKING · 2025 ESTIMATES · 92 SHOWN OF 92

Most densely populated, Indiana counties

Indiana counties ranked by residents per square mile (2025). This list covers the 92 counties in Indiana that qualify, ranked against each other statewide.

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RELATEDLargest by population Fastest growing Fastest shrinking Most population gained Most population lost Most sparsely populated

RANKPLACESTATEPOPPOPULATION DENSITYVS –

01Marion County, ININ992,1962,506–

02Lake County, ININ504,6121,011–

03Hamilton County, ININ387,036981–

04Vanderburgh County, ININ181,995780–

05Allen County, ININ402,329612–

06St. Joseph County, ININ272,861596–

07Floyd County, ININ82,153553–

08Johnson County, ININ174,262544–

09Hendricks County, ININ193,510476–

10Elkhart County, ININ208,774451–

11Porter County, ININ176,049421–

12Tippecanoe County, ININ190,456382–

13Monroe County, ININ143,345363–

14Clark County, ININ130,451350–

15Madison County, ININ135,088299–

16Hancock County, ININ90,969297–

17Delaware County, ININ113,106288–

18Howard County, ININ83,904286–

19Vigo County, ININ106,512264–

20Bartholomew County, ININ85,729211–

21Boone County, ININ80,689191–

22LaPorte County, ININ111,294186–

23Morgan County, ININ74,967186–

24Warrick County, ININ66,803174–

25Dearborn County, ININ51,609169–

26Wayne County, ININ66,169165–

27Grant County, ININ66,524161–

28Kosciusko County, ININ80,892152–

29Scott County, ININ25,053132–

30Henry County, ININ49,137125–

31DeKalb County, ININ44,535123–

32Noble County, ININ47,937117–

33Steuben County, ININ34,799113–

34Shelby County, ININ45,882112–

35Fayette County, ININ23,533109–

36LaGrange County, ININ41,305109–

37Adams County, ININ36,650108–

38Marshall County, ININ46,599105–

39Whitley County, ININ35,046104–

40Dubois County, ININ44,016103–

41Lawrence County, ININ45,568101–

42Huntington County, ININ37,22497–

43Jackson County, ININ47,37093–

44Jefferson County, ININ33,27992–

45Miami County, ININ34,48792–

46Cass County, ININ37,83692–

47Harrison County, ININ40,43784–

48Clinton County, ININ33,32282–

49Daviess County, ININ34,20980–

50Putnam County, ININ37,87679–

51Wells County, ININ28,88378–

52Montgomery County, ININ38,95477–

53Starke County, ININ23,42576–

54Wabash County, ININ30,71374–

55Clay County, ININ26,41074–

56Jennings County, ININ27,62273–

57Decatur County, ININ26,57671–

58Blackford County, ININ11,73071–

59Ohio County, ININ5,99470–

60Knox County, ININ35,65269–

61Gibson County, ININ33,09168–

62Ripley County, ININ29,43466–

63Posey County, ININ24,98861–

64Franklin County, ININ23,28661–

65Jasper County, ININ33,89461–

66Vermillion County, ININ15,48860–

67Tipton County, ININ15,31959–

68Greene County, ININ31,16557–

69Owen County, ININ21,88657–

70Carroll County, ININ20,65555–

71Washington County, ININ28,38355–

72Fulton County, ININ20,09155–

73Randolph County, ININ24,43854–

74Jay County, ININ20,11852–

75Perry County, ININ19,38951–

76Brown County, ININ15,77751–

77Spencer County, ININ20,06151–

78White County, ININ25,16450–

79Orange County, ININ19,83450–

80Sullivan County, ININ20,83147–

81Switzerland County, ININ10,03745–

82Fountain County, ININ17,01343–

83Union County, ININ6,86343–

84Rush County, ININ16,76741–

85Parke County, ININ16,64237–

86Pike County, ININ12,00336–

87Newton County, ININ14,18835–

88Crawford County, ININ10,50934–

89Martin County, ININ9,85629–

90Pulaski County, ININ12,46329–

91Warren County, ININ8,47423–

92Benton County, ININ8,88322–

SHOWING 1–92 OF 92

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU POPULATION ESTIMATES