Fastest Growing Counties in Kansas (2025)

County
Rank
Change (2020) ↓
2025 Pop.
2020 Pop.
Pottawatomie County17.18%27,24625,421
Miami County25.62%36,14134,219
Johnson County34.57%639,108611,161
Leavenworth County44.45%85,60581,961
Wabaunsee County53.79%7,1516,890
Butler County63.4%69,67867,389
Douglas County73.38%122,799118,787
Sedgwick County83.25%541,908524,837
Jackson County93.17%13,65813,238
Dickinson County102.41%18,81018,367
Ottawa County112.32%5,8645,731
Stanton County122.16%2,1302,085
Linn County132.15%9,7979,591
Anderson County142.07%8,0037,841
Lyon County152.06%32,77332,113
Doniphan County162.04%7,6207,468
Riley County171.99%73,44172,011
Comanche County181.9%1,7141,682
Wyandotte County191.77%171,904168,920
Cheyenne County201.76%2,6582,612
Hamilton County211.21%2,5172,487
Franklin County221.18%26,32326,015
Washington County231.18%5,5915,526
Finney County241.04%38,70938,310
Gray County250.98%5,6955,640
McPherson County260.82%30,43230,184
Mitchell County270.67%5,8175,778
Kiowa County280.61%2,4682,453
Bourbon County290.58%14,41614,333
Ellis County300.49%29,09428,951
Pratt County310.31%9,1679,139
Atchison County320.19%16,35616,325
Jefferson County330.17%18,35718,325
Woodson County34-0.13%3,0953,099
Sumner County35-0.2%22,27922,323
Shawnee County36-0.24%178,288178,711
Crawford County37-0.29%38,83938,951
Ford County38-0.35%34,09734,218
Coffey County39-0.38%8,3308,362
Osage County40-0.41%15,67615,740
Lincoln County41-0.48%2,9322,946
Trego County42-0.5%2,7902,804
Smith County43-0.51%3,5413,559
Harper County44-0.6%5,4345,467
Cherokee County45-0.67%19,17119,301
Reno County46-0.77%61,41561,894
Marshall County47-0.85%9,93710,022
Harvey County48-1.02%33,64933,996
Jewell County49-1.09%2,8972,929
Republic County50-1.16%4,6184,672
Cowley County51-1.18%34,12734,535
Logan County52-1.2%2,7102,743
Allen County53-1.22%12,38412,537
Saline County54-1.24%53,57654,248
Rice County55-1.3%9,2639,385
Graham County56-1.54%2,3692,406
Neosho County57-1.58%15,65315,905
Decatur County58-1.71%2,7002,747
Sherman County59-1.71%5,8015,902
Russell County60-1.74%6,5576,673
Norton County61-1.76%5,3565,452
Marion County62-1.82%11,57211,787
Chautauqua County63-1.83%3,3183,380
Morris County64-1.88%5,2695,370
Ellsworth County65-1.98%6,2456,371
Nemaha County66-2.27%10,03010,263
Clay County67-2.28%7,9428,127
Seward County68-2.35%21,34321,857
Thomas County69-2.36%7,7467,933
Sheridan County70-2.37%2,3852,443
Greenwood County71-2.38%5,8335,975
Barton County72-2.58%24,76925,426
Wilson County73-2.66%8,3588,586
Geary County74-2.83%35,72636,766
Labette County75-3.02%19,55120,160
Ness County76-3.14%2,5952,679
Elk County77-3.16%2,3942,472
Barber County78-3.35%4,0624,203
Rooks County79-3.4%4,7204,886
Kearny County80-3.71%3,8133,960
Montgomery County81-3.94%30,16231,400
Grant County82-3.96%7,0367,326
Hodgeman County83-4.2%1,6651,738
Chase County84-4.5%2,4592,575
Wichita County85-4.56%2,0512,149
Wallace County86-4.56%1,4431,512
Meade County87-4.65%3,8734,062
Clark County88-4.65%1,8851,977
Cloud County89-4.67%8,5979,018
Pawnee County90-4.67%5,9566,248
Stevens County91-4.77%4,9965,246
Brown County92-4.87%9,0179,479
Stafford County93-4.89%3,8544,052
Gove County94-4.9%2,5832,716
Phillips County95-5.14%4,7044,959
Scott County96-5.2%4,8665,133
Edwards County97-5.31%2,7312,884
Rush County98-5.33%2,7872,944
Haskell County99-5.53%3,5523,760
Osborne County100-6.45%3,2663,491
Rawlins County101-7.38%2,3842,574
Kingman County102-8.34%6,8017,420
Lane County103-8.85%1,4311,570
Greeley County104-11.37%1,1301,275
Morton County105-12.02%2,3782,703

Kansas Counties Growth Overview

Kansas's counties show varied growth patterns from 2020 to 2025. Pottawatomie County leads with 7.18% annualized growth, followed by Miami County (5.62%) and Johnson County (4.57%). The largest counties are Johnson County (639,108), Sedgwick County (541,908), and Shawnee County (178,288). Of the 105 counties in Kansas, 33 are growing while 72 have experienced population decline. Overall, counties averaged -1.42% annualized growth, with total population growing by 1.75% annually.

Change (2020)

-0.05

-0.025

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0.025

0.05

0.075