RANKING · 1990 CENSUS · 105 SHOWN OF 105

Youngest by median age, Kansas counties · 1990

Kansas counties with the youngest median age (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

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

01Riley County, KSKS72,59823.8−0%

02Douglas County, KSKS120,92025.9−3%

03Geary County, KSKS36,33826.4−9%

04Finney County, KSKS37,50527.2−3%

05Seward County, KSKS21,07329.0+0%

06Lyon County, KSKS32,26629.4−5%

07Grant County, KSKS7,02830.1−4%

08Ford County, KSKS33,99330.2+1%

09Haskell County, KSKS3,59930.3−2%

10Kearny County, KSKS3,88830.8−3%

11Ellis County, KSKS29,07531.2−5%

12Stanton County, KSKS1,98631.3−7%

13Wyandotte County, KSKS170,59731.8−2%

14Sedgwick County, KSKS538,43331.9−5%

15Gray County, KSKS5,65232.2−2%

16Thomas County, KSKS7,72532.5−8%

17Morton County, KSKS2,47032.8−9%

18Stevens County, KSKS4,98432.9−2%

19Pottawatomie County, KSKS27,18632.9−8%

20Johnson County, KSKS636,90632.9−7%

21Leavenworth County, KSKS84,59033.2−7%

22Greeley County, KSKS1,18233.3−14%

23Franklin County, KSKS26,29933.4−7%

24Saline County, KSKS53,37733.5−7%

25Atchison County, KSKS16,17233.5−7%

26Wichita County, KSKS2,03133.8−8%

27Butler County, KSKS69,48433.9−6%

28Shawnee County, KSKS178,60733.9−9%

29Miami County, KSKS36,24034.3−7%

30Crawford County, KSKS39,00834.5+2%

31Wallace County, KSKS1,44134.6−12%

32McPherson County, KSKS30,06434.7−9%

33Harvey County, KSKS33,58034.8−8%

34Barton County, KSKS24,79034.8−10%

35Jackson County, KSKS13,43834.9−7%

36Scott County, KSKS4,81535.0−11%

37Cowley County, KSKS34,38235.0−5%

38Sumner County, KSKS22,31235.0−7%

39Labette County, KSKS19,68535.0−8%

40Reno County, KSKS61,53935.1−8%

41Doniphan County, KSKS7,59435.2−4%

42Jefferson County, KSKS18,29635.2−7%

43Allen County, KSKS12,30235.5−9%

44Nemaha County, KSKS10,05435.5−9%

45Sherman County, KSKS5,76335.6−6%

46Cherokee County, KSKS19,10535.7−3%

47Osage County, KSKS15,69336.0−8%

48Wabaunsee County, KSKS7,01836.2−8%

49Montgomery County, KSKS30,17736.3−7%

50Coffey County, KSKS8,46736.3−7%

51Neosho County, KSKS15,63736.4−5%

52Meade County, KSKS3,85236.6+1%

53Brown County, KSKS9,10436.6−8%

54Bourbon County, KSKS14,31936.8−3%

55Hodgeman County, KSKS1,61936.8−7%

56Rice County, KSKS9,26636.8−2%

57Pratt County, KSKS9,11737.0−8%

58Kingman County, KSKS7,02937.2−7%

59Dickinson County, KSKS18,63737.4−6%

60Mitchell County, KSKS5,59037.5−9%

61Sheridan County, KSKS2,42737.6−9%

62Pawnee County, KSKS5,99137.6−7%

63Barber County, KSKS4,08337.7−12%

64Logan County, KSKS2,66137.8−7%

65Lane County, KSKS1,50837.8−9%

66Ellsworth County, KSKS6,25738.0−9%

67Gove County, KSKS2,63138.0−11%

68Anderson County, KSKS8,01838.2−4%

69Ness County, KSKS2,61738.2−13%

70Hamilton County, KSKS2,50038.3+2%

71Kiowa County, KSKS2,43238.3−9%

72Stafford County, KSKS4,00538.4−6%

73Marshall County, KSKS9,85238.5−8%

74Trego County, KSKS2,74038.6−11%

75Rawlins County, KSKS2,43138.6−15%

76Rooks County, KSKS4,64638.6−5%

77Norton County, KSKS5,28838.8−3%

78Graham County, KSKS2,37139.0−12%

79Cloud County, KSKS8,83339.1−6%

80Marion County, KSKS11,63439.1−5%

81Ottawa County, KSKS5,74439.1−2%

82Wilson County, KSKS8,29939.4−3%

83Linn County, KSKS9,95039.4−3%

84Chase County, KSKS2,57239.5−2%

85Harper County, KSKS5,37039.5−8%

86Morris County, KSKS5,34839.7−6%

87Decatur County, KSKS2,71639.8−10%

88Edwards County, KSKS2,64039.8−3%

89Clay County, KSKS7,99039.8−4%

90Russell County, KSKS6,58140.4−8%

91Phillips County, KSKS4,72840.7−4%

92Clark County, KSKS1,90040.8−3%

93Washington County, KSKS5,53340.9−6%

94Greenwood County, KSKS5,82641.4−3%

95Comanche County, KSKS1,67341.8−11%

96Cheyenne County, KSKS2,60441.8−5%

97Lincoln County, KSKS2,86141.9−4%

98Woodson County, KSKS3,11842.0−5%

99Jewell County, KSKS2,83042.5−8%

100Osborne County, KSKS3,28542.9−3%

101Rush County, KSKS2,84543.1−3%

102Chautauqua County, KSKS3,32143.8−2%

103Republic County, KSKS4,64044.0−4%

104Smith County, KSKS3,56645.5−1%

105Elk County, KSKS2,45846.7+1%

SHOWING 1–105 OF 105

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