RANKING · 2020 CENSUS · 92 SHOWN OF 92

Oldest by median age, Indiana counties · 2020

Indiana counties ranked by median age of residents (2020 ACS). This list covers the 92 counties in Indiana that qualify, ranked against each other statewide. The median across all 92 is 41.2.

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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, ININ15,77750.1+23%

02Ohio County, ININ5,99447.2+23%

03Owen County, ININ21,88645.1+20%

04Crawford County, ININ10,50945.0+21%

05Blackford County, ININ11,73044.9+17%

06Newton County, ININ14,18844.7+20%

07Wabash County, ININ30,71344.4+18%

08Tipton County, ININ15,31944.4+16%

09Pulaski County, ININ12,46344.4+17%

10Vermillion County, ININ15,48844.2+14%

11Warren County, ININ8,47444.1+15%

12Fountain County, ININ17,01343.9+16%

13Lawrence County, ININ45,56843.9+15%

14Spencer County, ININ20,06143.9+18%

15Fayette County, ININ23,53343.8+15%

16Greene County, ININ31,16543.7+15%

17Pike County, ININ12,00343.7+13%

18Henry County, ININ49,13743.4+12%

19Randolph County, ININ24,43843.3+13%

20Martin County, ININ9,85643.2+12%

21White County, ININ25,16443.1+15%

22Morgan County, ININ74,96743.0+19%

23Starke County, ININ23,42543.0+16%

24Franklin County, ININ23,28642.9+19%

25Posey County, ININ24,98842.9+15%

26Steuben County, ININ34,79942.8+21%

27Union County, ININ6,86342.7+17%

28Carroll County, ININ20,65542.5+14%

29Dearborn County, ININ51,60942.5+17%

30Orange County, ININ19,83442.5+13%

31Harrison County, ININ40,43742.2+15%

32Sullivan County, ININ20,83142.1+13%

33Perry County, ININ19,38942.1+11%

34Ripley County, ININ29,43442.0+18%

35Fulton County, ININ20,09141.9+11%

36Rush County, ININ16,76741.9+14%

37Clay County, ININ26,41041.8+13%

38Huntington County, ININ37,22441.8+15%

39Whitley County, ININ35,04641.8+13%

40Washington County, ININ28,38341.7+16%

41Howard County, ININ83,90441.7+12%

42Madison County, ININ135,08841.5+11%

43Shelby County, ININ45,88241.5+15%

44LaPorte County, ININ111,29441.4+12%

45Wayne County, ININ66,16941.4+10%

46Dubois County, ININ44,01641.2+14%

47Warrick County, ININ66,80341.2+10%

48Jasper County, ININ33,89441.1+17%

49Parke County, ININ16,64241.1+6%

50Scott County, ININ25,05341.1+17%

51Wells County, ININ28,88341.1+12%

52Switzerland County, ININ10,03740.9+11%

53Grant County, ININ66,52440.8+9%

54Cass County, ININ37,83640.6+11%

55Decatur County, ININ26,57640.6+13%

56Gibson County, ININ33,09140.6+7%

57Hancock County, ININ90,96940.6+9%

58Jefferson County, ININ33,27940.6+11%

59Porter County, ININ176,04940.6+12%

60Montgomery County, ININ38,95440.5+11%

61Putnam County, ININ37,87640.5+15%

62Jennings County, ININ27,62240.4+17%

63Miami County, ININ34,48740.4+10%

64Benton County, ININ8,88340.2+10%

65Marshall County, ININ46,59940.2+13%

66Floyd County, ININ82,15340.1+9%

67Knox County, ININ35,65240.0+9%

68Jay County, ININ20,11839.9+9%

69DeKalb County, ININ44,53539.8+15%

70Lake County, ININ504,61239.5+10%

71Clark County, ININ130,45139.4+8%

72Kosciusko County, ININ80,89239.0+11%

73Noble County, ININ47,93739.0+17%

74Boone County, ININ80,68938.7+5%

75Jackson County, ININ47,37038.6+8%

76Vanderburgh County, ININ181,99538.6+5%

77Hendricks County, ININ193,51038.4+8%

78Clinton County, ININ33,32238.3+8%

79Hamilton County, ININ387,03638.0+11%

80Bartholomew County, ININ85,72937.8+4%

81Johnson County, ININ174,26237.8+8%

82Vigo County, ININ106,51237.4+7%

83St. Joseph County, ININ272,86136.8+7%

84Delaware County, ININ113,10636.7+9%

85Allen County, ININ402,32936.2+6%

86Elkhart County, ININ208,77435.7+8%

87Daviess County, ININ34,20935.2−1%

88Marion County, ININ992,19634.7+3%

89Adams County, ININ36,65034.0+3%

90Monroe County, ININ143,34531.0+12%

91LaGrange County, ININ41,30530.8+4%

92Tippecanoe County, ININ190,45629.6+9%

SHOWING 1–92 OF 92

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