Kansas Population By County in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the population of Kansas was 2,858,266. Among all Kansas counties, Johnson[object Promise] had the highest population (545,681), followed by Sedgwick[object Promise] (499,138), and Shawnee[object Promise] (178,365). Greeley[object Promise] was the least populated county (1,259).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.

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Kansas Population By County in 2010
Kansas Population By County in 2010
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County Population % of State Population
Allen 13363 0.47
Anderson 8105 0.28
Atchison 16855 0.59
Barber 4852 0.17
Barton 27675 0.97
Bourbon 15137 0.53
Brown 9967 0.35
Butler 65901 2.31
Chase 2784 0.10
Chautauqua 3649 0.13
Cherokee 21529 0.75
Cheyenne 2715 0.10
Clark 2199 0.08
Clay 8544 0.30
Cloud 9518 0.33
Coffey 8585 0.30
Comanche 1886 0.07
Cowley 36314 1.27
Crawford 39173 1.37
Decatur 2957 0.10
Dickinson 19771 0.69
Doniphan 7959 0.28
Douglas 111204 3.89
Edwards 3055 0.11
Elk 2868 0.10
Ellis 28424 0.99
Ellsworth 6518 0.23
Finney 36951 1.29
Ford 34006 1.19
Franklin 25986 0.91
Geary 35241 1.23
Gove 2692 0.09
Graham 2602 0.09
Grant 7825 0.27
Gray 6026 0.21
Greeley 1259 0.04
Greenwood 6680 0.23
Hamilton 2705 0.10
Harper 6008 0.21
Harvey 34740 1.22
Haskell 4272 0.15
Hodgeman 1920 0.07
Jackson 13461 0.47
Jefferson 19120 0.67
Jewell 3063 0.11
Johnson 545681 19.09
Kearny 4001 0.14
Kingman 7857 0.28
Kiowa 2569 0.09
Labette 21536 0.75
Lane 1736 0.06
Leavenworth 76536 2.68
Lincoln 3241 0.11
Linn 9624 0.34
Logan 2774 0.10
Lyon 33647 1.18
McPherson 29128 1.02
Marion 12671 0.44
Marshall 10112 0.35
Meade 4596 0.16
Miami 32882 1.15
Mitchell 6336 0.22
Montgomery 35353 1.24
Morris 5918 0.21
Morton 3241 0.11
Nemaha 10159 0.36
Neosho 16476 0.58
Ness 3103 0.11
Norton 5664 0.20
Osage 16274 0.57
Osborne 3850 0.14
Ottawa 6097 0.21
Pawnee 6979 0.24
Phillips 5632 0.20
Pottawatomie 21729 0.76
Pratt 9641 0.34
Rawlins 2496 0.09
Reno 64552 2.26
Republic 4938 0.17
Rice 10116 0.35
Riley 71557 2.50
Rooks 5196 0.18
Rush 3314 0.12
Russell 7000 0.25
Saline 55781 1.95
Scott 4959 0.17
Sedgwick 499138 17.46
Seward 22972 0.80
Shawnee 178365 6.24
Sheridan 2530 0.09
Sherman 6018 0.21
Smith 3860 0.14
Stafford 4429 0.16
Stanton 2246 0.08
Stevens 5751 0.20
Sumner 24119 0.84
Thomas 7932 0.28
Trego 3006 0.11
Wabaunsee 7047 0.25
Wallace 1480 0.05
Washington 5785 0.20
Wichita 2239 0.08
Wilson 9389 0.33
Woodson 3308 0.12
Wyandotte 157636 5.52