RANKING · 1990 CENSUS · 105 SHOWN OF 105

Oldest by median age, Kansas counties · 1990

Kansas counties ranked by median age of residents (1990 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

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 –

01Elk County, KSKS2,45846.7–

02Smith County, KSKS3,56645.5–

03Republic County, KSKS4,64044.0–

04Chautauqua County, KSKS3,32143.8–

05Rush County, KSKS2,84543.1–

06Osborne County, KSKS3,28542.9–

07Jewell County, KSKS2,83042.5–

08Woodson County, KSKS3,11842.0–

09Lincoln County, KSKS2,86141.9–

10Cheyenne County, KSKS2,60441.8–

11Comanche County, KSKS1,67341.8–

12Greenwood County, KSKS5,82641.4–

13Washington County, KSKS5,53340.9–

14Clark County, KSKS1,90040.8–

15Phillips County, KSKS4,72840.7–

16Russell County, KSKS6,58140.4–

17Clay County, KSKS7,99039.8–

18Edwards County, KSKS2,64039.8–

19Decatur County, KSKS2,71639.8–

20Morris County, KSKS5,34839.7–

21Harper County, KSKS5,37039.5–

22Chase County, KSKS2,57239.5–

23Linn County, KSKS9,95039.4–

24Wilson County, KSKS8,29939.4–

25Ottawa County, KSKS5,74439.1–

26Marion County, KSKS11,63439.1–

27Cloud County, KSKS8,83339.1–

28Graham County, KSKS2,37139.0–

29Norton County, KSKS5,28838.8–

30Rooks County, KSKS4,64638.6–

31Rawlins County, KSKS2,43138.6–

32Trego County, KSKS2,74038.6–

33Marshall County, KSKS9,85238.5–

34Stafford County, KSKS4,00538.4–

35Kiowa County, KSKS2,43238.3–

36Hamilton County, KSKS2,50038.3–

37Ness County, KSKS2,61738.2–

38Anderson County, KSKS8,01838.2–

39Gove County, KSKS2,63138.0–

40Ellsworth County, KSKS6,25738.0–

41Lane County, KSKS1,50837.8–

42Logan County, KSKS2,66137.8–

43Barber County, KSKS4,08337.7–

44Pawnee County, KSKS5,99137.6–

45Sheridan County, KSKS2,42737.6–

46Mitchell County, KSKS5,59037.5–

47Dickinson County, KSKS18,63737.4–

48Kingman County, KSKS7,02937.2–

49Pratt County, KSKS9,11737.0–

50Rice County, KSKS9,26636.8–

51Hodgeman County, KSKS1,61936.8–

52Bourbon County, KSKS14,31936.8–

53Brown County, KSKS9,10436.6–

54Meade County, KSKS3,85236.6–

55Neosho County, KSKS15,63736.4–

56Coffey County, KSKS8,46736.3–

57Montgomery County, KSKS30,17736.3–

58Wabaunsee County, KSKS7,01836.2–

59Osage County, KSKS15,69336.0–

60Cherokee County, KSKS19,10535.7–

61Sherman County, KSKS5,76335.6–

62Nemaha County, KSKS10,05435.5–

63Allen County, KSKS12,30235.5–

64Jefferson County, KSKS18,29635.2–

65Doniphan County, KSKS7,59435.2–

66Reno County, KSKS61,53935.1–

67Labette County, KSKS19,68535.0–

68Sumner County, KSKS22,31235.0–

69Cowley County, KSKS34,38235.0–

70Scott County, KSKS4,81535.0–

71Jackson County, KSKS13,43834.9–

72Barton County, KSKS24,79034.8–

73Harvey County, KSKS33,58034.8–

74McPherson County, KSKS30,06434.7–

75Wallace County, KSKS1,44134.6–

76Crawford County, KSKS39,00834.5–

77Miami County, KSKS36,24034.3–

78Shawnee County, KSKS178,60733.9–

79Butler County, KSKS69,48433.9–

80Wichita County, KSKS2,03133.8–

81Atchison County, KSKS16,17233.5–

82Saline County, KSKS53,37733.5–

83Franklin County, KSKS26,29933.4–

84Greeley County, KSKS1,18233.3–

85Leavenworth County, KSKS84,59033.2–

86Johnson County, KSKS636,90632.9–

87Pottawatomie County, KSKS27,18632.9–

88Stevens County, KSKS4,98432.9–

89Morton County, KSKS2,47032.8–

90Thomas County, KSKS7,72532.5–

91Gray County, KSKS5,65232.2–

92Sedgwick County, KSKS538,43331.9–

93Wyandotte County, KSKS170,59731.8–

94Stanton County, KSKS1,98631.3–

95Ellis County, KSKS29,07531.2–

96Kearny County, KSKS3,88830.8–

97Haskell County, KSKS3,59930.3–

98Ford County, KSKS33,99330.2–

99Grant County, KSKS7,02830.1–

100Lyon County, KSKS32,26629.4–

101Seward County, KSKS21,07329.0–

102Finney County, KSKS37,50527.2–

103Geary County, KSKS36,33826.4–

104Douglas County, KSKS120,92025.9–

105Riley County, KSKS72,59823.8–

SHOWING 1–105 OF 105

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS