RANKING · 2020 CENSUS · 105 SHOWN OF 105

Oldest by median age, Kansas counties · 2020

Kansas counties ranked by median age of residents (2023 ACS). This list covers the 105 counties in Kansas that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDYoungest 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

01Smith County, KSKS3,56652.1+13%

02Decatur County, KSKS2,71650.8+15%

03Graham County, KSKS2,37150.4+14%

04Elk County, KSKS2,45850.3+9%

05Ness County, KSKS2,61750.3+15%

06Jewell County, KSKS2,83049.9+8%

07Osborne County, KSKS3,28549.3+12%

08Republic County, KSKS4,64049.3+8%

09Trego County, KSKS2,74048.8+12%

10Greenwood County, KSKS5,82648.7+14%

11Rush County, KSKS2,84548.1+8%

12Lane County, KSKS1,50847.7+15%

13Lincoln County, KSKS2,86147.2+8%

14Morris County, KSKS5,34847.2+12%

15Phillips County, KSKS4,72846.6+10%

16Barber County, KSKS4,08346.4+9%

17Cheyenne County, KSKS2,60446.4+5%

18Rawlins County, KSKS2,43146.3+2%

19Linn County, KSKS9,95046.2+13%

20Woodson County, KSKS3,11846.2+5%

21Comanche County, KSKS1,67346.0−2%

22Mitchell County, KSKS5,59046.0+12%

23Chautauqua County, KSKS3,32145.9+3%

24Kingman County, KSKS7,02945.8+14%

25Edwards County, KSKS2,64045.7+11%

26Hodgeman County, KSKS1,61945.5+14%

27Chase County, KSKS2,57245.4+13%

28Rooks County, KSKS4,64645.4+12%

29Russell County, KSKS6,58144.9+2%

30Coffey County, KSKS8,46744.7+14%

31Clay County, KSKS7,99044.6+8%

32Marion County, KSKS11,63444.6+9%

33Osage County, KSKS15,69344.4+14%

34Stafford County, KSKS4,00544.2+8%

35Ottawa County, KSKS5,74444.1+10%

36Ellsworth County, KSKS6,25743.8+5%

37Washington County, KSKS5,53343.8+0%

38Wabaunsee County, KSKS7,01843.7+11%

39Jefferson County, KSKS18,29643.7+15%

40Marshall County, KSKS9,85243.6+5%

41Wilson County, KSKS8,29943.6+7%

42Dickinson County, KSKS18,63743.5+9%

43Harper County, KSKS5,37043.1+0%

44Sheridan County, KSKS2,42743.1+4%

45Gove County, KSKS2,63142.7+0%

46Brown County, KSKS9,10442.6+7%

47Wallace County, KSKS1,44142.6+8%

48Cherokee County, KSKS19,10542.4+15%

49Norton County, KSKS5,28842.3+5%

50Pawnee County, KSKS5,99142.3+4%

51Morton County, KSKS2,47042.2+17%

52Anderson County, KSKS8,01842.0+6%

53Sumner County, KSKS22,31241.9+11%

54Allen County, KSKS12,30241.8+8%

55Clark County, KSKS1,90041.8−1%

56Kiowa County, KSKS2,43241.4−2%

57Jackson County, KSKS13,43841.3+10%

58Miami County, KSKS36,24041.1+12%

59Montgomery County, KSKS30,17741.1+5%

60Reno County, KSKS61,53941.0+7%

61Cloud County, KSKS8,83340.8−1%

62Harvey County, KSKS33,58040.7+8%

63Barton County, KSKS24,79040.5+5%

64Nemaha County, KSKS10,05440.4+3%

65Doniphan County, KSKS7,59440.3+10%

66Greeley County, KSKS1,18240.3+4%

67Neosho County, KSKS15,63740.3+5%

68Franklin County, KSKS26,29940.2+12%

69Labette County, KSKS19,68540.1+6%

70Logan County, KSKS2,66140.1−1%

71McPherson County, KSKS30,06440.0+5%

72Rice County, KSKS9,26639.9+6%

73Saline County, KSKS53,37739.7+10%

74Pratt County, KSKS9,11739.7−1%

75Shawnee County, KSKS178,60739.7+7%

76Meade County, KSKS3,85239.1+8%

77Cowley County, KSKS34,38239.0+5%

78Bourbon County, KSKS14,31938.6+2%

79Leavenworth County, KSKS84,59038.5+8%

80Wichita County, KSKS2,03138.5+5%

81Scott County, KSKS4,81538.4−2%

82Sherman County, KSKS5,76338.4+2%

83Butler County, KSKS69,48438.3+7%

84Johnson County, KSKS636,90638.2+9%

85Gray County, KSKS5,65237.7+14%

86Atchison County, KSKS16,17236.9+2%

87Thomas County, KSKS7,72536.6+4%

88Stevens County, KSKS4,98436.2+8%

89Sedgwick County, KSKS538,43336.1+7%

90Pottawatomie County, KSKS27,18636.0+0%

91Lyon County, KSKS32,26635.7+16%

92Stanton County, KSKS1,98635.4+5%

93Kearny County, KSKS3,88835.0+11%

94Crawford County, KSKS39,00834.7+3%

95Hamilton County, KSKS2,50034.5−8%

96Wyandotte County, KSKS170,59734.5+6%

97Haskell County, KSKS3,59934.3+11%

98Ellis County, KSKS29,07534.1+4%

99Grant County, KSKS7,02834.1+9%

100Douglas County, KSKS120,92032.2+21%

101Finney County, KSKS37,50531.8+13%

102Ford County, KSKS33,99331.3+5%

103Seward County, KSKS21,07330.8+6%

104Geary County, KSKS36,33828.7−1%

105Riley County, KSKS72,59825.3+6%

SHOWING 1–105 OF 105

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