RANKING · 2010 CENSUS · 92 SHOWN OF 92

Oldest by median age, Indiana counties · 2010

Indiana counties ranked by median age of residents (2010 ACS). This list covers the 92 counties in Indiana that qualify, ranked against each other statewide. The median across all 92 is 39.7.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Brown County, ININ15,77746.7+14%

02Ohio County, ININ5,99443.7+14%

03Pike County, ININ12,00342.8+10%

04Tipton County, ININ15,31942.6+11%

05Blackford County, ININ11,73042.4+10%

06Newton County, ININ14,18842.4+14%

07Owen County, ININ21,88642.4+13%

08Warren County, ININ8,47442.4+11%

09Spencer County, ININ20,06141.9+12%

10Vermillion County, ININ15,48841.9+8%

11White County, ININ25,16441.9+11%

12Martin County, ININ9,85641.8+9%

13Crawford County, ININ10,50941.8+12%

14Pulaski County, ININ12,46341.7+10%

15Fountain County, ININ17,01341.6+10%

16Lawrence County, ININ45,56841.6+9%

17Posey County, ININ24,98841.6+11%

18Henry County, ININ49,13741.4+7%

19Parke County, ININ16,64241.3+6%

20Wabash County, ININ30,71341.2+10%

21Greene County, ININ31,16541.1+8%

22Carroll County, ININ20,65540.9+10%

23Fayette County, ININ23,53340.8+7%

24Orange County, ININ19,83440.8+9%

25Randolph County, ININ24,43840.8+7%

26Howard County, ININ83,90440.7+10%

27Rush County, ININ16,76740.6+10%

28Perry County, ININ19,38940.4+6%

29Starke County, ININ23,42540.4+9%

30Fulton County, ININ20,09140.3+6%

31Union County, ININ6,86340.3+10%

32Steuben County, ININ34,79940.2+13%

33Harrison County, ININ40,43740.2+10%

34Wayne County, ININ66,16940.2+7%

35Wells County, ININ28,88340.2+9%

36Benton County, ININ8,88340.1+9%

37Whitley County, ININ35,04640.1+9%

38Dearborn County, ININ51,60940.0+10%

39Franklin County, ININ23,28640.0+11%

40Clay County, ININ26,41039.9+8%

41Dubois County, ININ44,01639.9+11%

42Gibson County, ININ33,09139.9+5%

43Morgan County, ININ74,96739.9+11%

44Shelby County, ININ45,88239.9+10%

45Sullivan County, ININ20,83139.8+7%

46Jefferson County, ININ33,27939.7+8%

47Warrick County, ININ66,80339.7+6%

48LaPorte County, ININ111,29439.6+7%

49Grant County, ININ66,52439.5+6%

50Miami County, ININ34,48739.5+8%

51Montgomery County, ININ38,95439.4+8%

52Scott County, ININ25,05339.3+12%

53Washington County, ININ28,38339.2+9%

54Madison County, ININ135,08839.2+5%

55Ripley County, ININ29,43439.2+10%

56Floyd County, ININ82,15339.1+6%

57Hancock County, ININ90,96939.1+5%

58Switzerland County, ININ10,03739.1+6%

59Huntington County, ININ37,22439.0+8%

60Jay County, ININ20,11839.0+6%

61Cass County, ININ37,83638.7+5%

62Decatur County, ININ26,57638.7+8%

63Jackson County, ININ47,37038.7+8%

64Boone County, ININ80,68938.6+5%

65Knox County, ININ35,65238.5+5%

66Jennings County, ININ27,62238.4+11%

67Marshall County, ININ46,59938.4+8%

68Porter County, ININ176,04938.4+6%

69Bartholomew County, ININ85,72938.2+6%

70DeKalb County, ININ44,53538.1+10%

71Jasper County, ININ33,89438.0+9%

72Clark County, ININ130,45137.9+4%

73Putnam County, ININ37,87637.9+8%

74Kosciusko County, ININ80,89237.7+7%

75Clinton County, ININ33,32237.5+5%

76Vanderburgh County, ININ181,99537.5+2%

77Lake County, ININ504,61237.4+4%

78Noble County, ININ47,93737.1+11%

79Johnson County, ININ174,26236.8+5%

80Hendricks County, ININ193,51036.7+3%

81St. Joseph County, ININ272,86136.2+5%

82Vigo County, ININ106,51236.1+3%

83Hamilton County, ININ387,03635.6+4%

84Daviess County, ININ34,20935.40%

85Allen County, ININ402,32935.3+4%

86Elkhart County, ININ208,77434.9+6%

87Delaware County, ININ113,10634.8+3%

88Adams County, ININ36,65034.0+3%

89Marion County, ININ992,19633.9+1%

90LaGrange County, ININ41,30530.4+3%

91Monroe County, ININ143,34527.70%

92Tippecanoe County, ININ190,45627.7+2%

SHOWING 1–92 OF 92

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS