RANKING · 2025 ESTIMATES · 105 SHOWN OF 105

Largest by population, Kansas counties

The most populous Kansas counties as of the 2025 population estimates. This list covers the 105 counties in Kansas that qualify, ranked against each other statewide.

KansasAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDFastest growing Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS 2000

01Johnson County, KSKS636,906+41%

02Sedgwick County, KSKS538,433+19%

03Shawnee County, KSKS178,607+5%

04Wyandotte County, KSKS170,597+8%

05Douglas County, KSKS120,920+21%

06Leavenworth County, KSKS84,590+23%

07Riley County, KSKS72,598+16%

08Butler County, KSKS69,484+17%

09Reno County, KSKS61,539−5%

10Saline County, KSKS53,377−0%

11Crawford County, KSKS39,008+2%

12Finney County, KSKS37,505−7%

13Geary County, KSKS36,338+30%

14Miami County, KSKS36,240+28%

15Cowley County, KSKS34,382−5%

16Ford County, KSKS33,993+5%

17Harvey County, KSKS33,580+2%

18Lyon County, KSKS32,266−10%

19Montgomery County, KSKS30,177−17%

20McPherson County, KSKS30,064+2%

21Ellis County, KSKS29,075+6%

22Pottawatomie County, KSKS27,186+49%

23Franklin County, KSKS26,299+6%

24Barton County, KSKS24,790−12%

25Sumner County, KSKS22,312−14%

26Seward County, KSKS21,073−6%

27Labette County, KSKS19,685−14%

28Cherokee County, KSKS19,105−15%

29Dickinson County, KSKS18,637−4%

30Jefferson County, KSKS18,296−1%

31Atchison County, KSKS16,172−4%

32Osage County, KSKS15,693−6%

33Neosho County, KSKS15,637−8%

34Bourbon County, KSKS14,319−7%

35Jackson County, KSKS13,438+6%

36Allen County, KSKS12,302−14%

37Marion County, KSKS11,634−13%

38Nemaha County, KSKS10,054−6%

39Linn County, KSKS9,950+4%

40Marshall County, KSKS9,852−10%

41Rice County, KSKS9,266−14%

42Pratt County, KSKS9,117−5%

43Brown County, KSKS9,104−15%

44Cloud County, KSKS8,833−14%

45Coffey County, KSKS8,467−4%

46Wilson County, KSKS8,299−20%

47Anderson County, KSKS8,018−1%

48Clay County, KSKS7,990−9%

49Thomas County, KSKS7,725−6%

50Doniphan County, KSKS7,594−8%

51Kingman County, KSKS7,029−19%

52Grant County, KSKS7,028−11%

53Wabaunsee County, KSKS7,018+2%

54Russell County, KSKS6,581−11%

55Ellsworth County, KSKS6,257−4%

56Pawnee County, KSKS5,991−17%

57Greenwood County, KSKS5,826−24%

58Sherman County, KSKS5,763−15%

59Ottawa County, KSKS5,744−7%

60Gray County, KSKS5,652−4%

61Mitchell County, KSKS5,590−19%

62Washington County, KSKS5,533−15%

63Harper County, KSKS5,370−18%

64Morris County, KSKS5,348−12%

65Norton County, KSKS5,288−11%

66Stevens County, KSKS4,984−9%

67Scott County, KSKS4,815−6%

68Phillips County, KSKS4,728−21%

69Rooks County, KSKS4,646−18%

70Republic County, KSKS4,640−20%

71Barber County, KSKS4,083−23%

72Stafford County, KSKS4,005−16%

73Kearny County, KSKS3,888−14%

74Meade County, KSKS3,852−17%

75Haskell County, KSKS3,599−16%

76Smith County, KSKS3,566−21%

77Chautauqua County, KSKS3,321−24%

78Osborne County, KSKS3,285−26%

79Woodson County, KSKS3,118−18%

80Lincoln County, KSKS2,861−20%

81Rush County, KSKS2,845−20%

82Jewell County, KSKS2,830−25%

83Trego County, KSKS2,740−17%

84Decatur County, KSKS2,716−22%

85Logan County, KSKS2,661−13%

86Edwards County, KSKS2,640−23%

87Gove County, KSKS2,631−14%

88Ness County, KSKS2,617−24%

89Cheyenne County, KSKS2,604−18%

90Chase County, KSKS2,572−15%

91Hamilton County, KSKS2,500−6%

92Morton County, KSKS2,470−29%

93Elk County, KSKS2,458−25%

94Kiowa County, KSKS2,432−26%

95Rawlins County, KSKS2,431−18%

96Sheridan County, KSKS2,427−14%

97Graham County, KSKS2,371−20%

98Wichita County, KSKS2,031−20%

99Stanton County, KSKS1,986−17%

100Clark County, KSKS1,900−21%

101Comanche County, KSKS1,673−15%

102Hodgeman County, KSKS1,619−22%

103Lane County, KSKS1,508−30%

104Wallace County, KSKS1,441−18%

105Greeley County, KSKS1,182−23%

SHOWING 1–105 OF 105

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU POPULATION ESTIMATES