RANKING · 2010 CENSUS · 92 SHOWN OF 92

Youngest by median age, Indiana counties · 2010

Indiana counties with the youngest median age (2023 ACS). This list covers the 92 counties in Indiana that qualify, ranked against each other statewide.

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RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Monroe County, ININ143,34527.7+0%

02Tippecanoe County, ININ190,45627.7+2%

03LaGrange County, ININ41,30530.4+3%

04Marion County, ININ992,19633.9+1%

05Adams County, ININ36,65034.0+3%

06Delaware County, ININ113,10634.8+3%

07Elkhart County, ININ208,77434.9+6%

08Allen County, ININ402,32935.3+4%

09Daviess County, ININ34,20935.4−0%

10Hamilton County, ININ387,03635.6+4%

11Vigo County, ININ106,51236.1+3%

12St. Joseph County, ININ272,86136.2+5%

13Hendricks County, ININ193,51036.7+3%

14Johnson County, ININ174,26236.8+5%

15Noble County, ININ47,93737.1+11%

16Lake County, ININ504,61237.4+4%

17Clinton County, ININ33,32237.5+5%

18Vanderburgh County, ININ181,99537.5+2%

19Kosciusko County, ININ80,89237.7+7%

20Clark County, ININ130,45137.9+4%

21Putnam County, ININ37,87637.9+8%

22Jasper County, ININ33,89438.0+9%

23DeKalb County, ININ44,53538.1+10%

24Bartholomew County, ININ85,72938.2+6%

25Jennings County, ININ27,62238.4+11%

26Marshall County, ININ46,59938.4+8%

27Porter County, ININ176,04938.4+6%

28Knox County, ININ35,65238.5+5%

29Boone County, ININ80,68938.6+5%

30Cass County, ININ37,83638.7+5%

31Decatur County, ININ26,57638.7+8%

32Jackson County, ININ47,37038.7+8%

33Huntington County, ININ37,22439.0+8%

34Jay County, ININ20,11839.0+6%

35Floyd County, ININ82,15339.1+6%

36Hancock County, ININ90,96939.1+5%

37Switzerland County, ININ10,03739.1+6%

38Washington County, ININ28,38339.2+9%

39Madison County, ININ135,08839.2+5%

40Ripley County, ININ29,43439.2+10%

41Scott County, ININ25,05339.3+12%

42Montgomery County, ININ38,95439.4+8%

43Grant County, ININ66,52439.5+6%

44Miami County, ININ34,48739.5+8%

45LaPorte County, ININ111,29439.6+7%

46Jefferson County, ININ33,27939.7+8%

47Warrick County, ININ66,80339.7+6%

48Sullivan County, ININ20,83139.8+7%

49Clay County, ININ26,41039.9+8%

50Dubois County, ININ44,01639.9+11%

51Gibson County, ININ33,09139.9+5%

52Morgan County, ININ74,96739.9+11%

53Shelby County, ININ45,88239.9+10%

54Dearborn County, ININ51,60940.0+10%

55Franklin County, ININ23,28640.0+11%

56Benton County, ININ8,88340.1+9%

57Whitley County, ININ35,04640.1+9%

58Steuben County, ININ34,79940.2+13%

59Harrison County, ININ40,43740.2+10%

60Wayne County, ININ66,16940.2+7%

61Wells County, ININ28,88340.2+9%

62Fulton County, ININ20,09140.3+6%

63Union County, ININ6,86340.3+10%

64Perry County, ININ19,38940.4+6%

65Starke County, ININ23,42540.4+9%

66Rush County, ININ16,76740.6+10%

67Howard County, ININ83,90440.7+10%

68Fayette County, ININ23,53340.8+7%

69Orange County, ININ19,83440.8+9%

70Randolph County, ININ24,43840.8+7%

71Carroll County, ININ20,65540.9+10%

72Greene County, ININ31,16541.1+8%

73Wabash County, ININ30,71341.2+10%

74Parke County, ININ16,64241.3+6%

75Henry County, ININ49,13741.4+7%

76Fountain County, ININ17,01341.6+10%

77Lawrence County, ININ45,56841.6+9%

78Posey County, ININ24,98841.6+11%

79Pulaski County, ININ12,46341.7+10%

80Martin County, ININ9,85641.8+9%

81Crawford County, ININ10,50941.8+12%

82Spencer County, ININ20,06141.9+12%

83Vermillion County, ININ15,48841.9+8%

84White County, ININ25,16441.9+11%

85Blackford County, ININ11,73042.4+10%

86Newton County, ININ14,18842.4+14%

87Owen County, ININ21,88642.4+13%

88Warren County, ININ8,47442.4+11%

89Tipton County, ININ15,31942.6+11%

90Pike County, ININ12,00342.8+10%

91Ohio County, ININ5,99443.7+14%

92Brown County, ININ15,77746.7+14%

SHOWING 1–92 OF 92

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