There were 488 more people living in Butler County in 2021 compared to 2020, according to population estimates from the US Census Bureau.
This is less than a one percent rise in Butler County’s population, from 67,401 in 2020 to 67,889 in 2021.
Butler County had the eighth largest population in Kansas in 2021.
The US Census Bureau found more than 73 percent of counties in the US saw a natural decrease in population in 2021. This is up from a 55.5 percent increase in 2020.
The Midwest suffered the most sustained population decreases, with many counties along the US East Coast and through the Rocky Mountains seeing increases.
The US population continues to grow, though at a slower rate than before.
Kansas Counties By Population Change from 2020 to 2021
| County | 2020 Estimated Population | 2021 Estimated Population | % Change in Population From Year to Year |
|---|---|---|---|
| Gove County | 2,694 | 2,755 | 2.3% |
| Greeley County | 1,277 | 1,304 | 2.1% |
| Ottawa County | 5,733 | 5,838 | 1.8% |
| Linn County | 9,582 | 9,747 | 1.7% |
| Pottawatomie County | 25,392 | 25,790 | 1.6% |
| Sheridan County | 2,442 | 2,478 | 1.5% |
| Chase County | 2,564 | 2,598 | 1.3% |
| Miami County | 34,183 | 34,593 | 1.2% |
| Wabaunsee County | 6,885 | 6,966 | 1.2% |
| Stevens County | 5,236 | 5,293 | 1.1% |
| Butler County | 67,401 | 67,889 | 0.7% |
| Jefferson County | 18,300 | 18,411 | 0.6% |
| Dickinson County | 18,353 | 18,459 | 0.6% |
| Cheyenne County | 2,620 | 2,633 | 0.5% |
| Smith County | 3,559 | 3,576 | 0.5% |
| Russell County | 6,672 | 6,703 | 0.5% |
| Crawford County | 38,930 | 39,110 | 0.5% |
| Douglas County | 118,814 | 119,363 | 0.5% |
| Johnson County | 610,536 | 613,219 | 0.4% |
| Leavenworth County | 81,870 | 82,184 | 0.4% |
| Jewell County | 2,926 | 2,937 | 0.4% |
| Pratt County | 9,151 | 9,181 | 0.3% |
| Rush County | 2,944 | 2,953 | 0.3% |
| Riley County | 71,996 | 72,208 | 0.3% |
| Osage County | 15,724 | 15,768 | 0.3% |
| Chautauqua County | 3,386 | 3,395 | 0.3% |
| Sumner County | 22,332 | 22,385 | 0.2% |
| Jackson County | 13,230 | 13,261 | 0.2% |
| Sherman County | 5,882 | 5,895 | 0.2% |
| Clark County | 1,973 | 1,977 | 0.2% |
| Gray County | 5,633 | 5,644 | 0.2% |
| Rice County | 9,374 | 9,390 | 0.2% |
| Osborne County | 3,494 | 3,498 | 0.1% |
| Decatur County | 2,749 | 2,751 | 0.1% |
| Doniphan County | 7,469 | 7,471 | 0% |
| Cowley County | 34,498 | 34,496 | 0% |
| Nemaha County | 10,218 | 10,216 | 0% |
| Woodson County | 3,103 | 3,102 | 0% |
| Grant County | 7,327 | 7,324 | 0% |
| McPherson County | 30,160 | 30,146 | 0% |
| Bourbon County | 14,333 | 14,323 | -0.1% |
| Morris County | 5,360 | 5,356 | -0.1% |
| Sedgwick County | 524,246 | 523,828 | -0.1% |
| Morton County | 2,695 | 2,692 | -0.1% |
| Scott County | 5,137 | 5,131 | -0.1% |
| Ford County | 34,206 | 34,159 | -0.1% |
| Franklin County | 26,028 | 25,986 | -0.2% |
| Brown County | 9,473 | 9,455 | -0.2% |
| Lane County | 1,568 | 1,565 | -0.2% |
| Shawnee County | 178,608 | 178,264 | -0.2% |
| Graham County | 2,405 | 2,400 | -0.2% |
| Ness County | 2,678 | 2,672 | -0.2% |
| Rawlins County | 2,555 | 2,549 | -0.2% |
| Washington County | 5,526 | 5,511 | -0.3% |
| Mitchell County | 5,764 | 5,748 | -0.3% |
| Ellsworth County | 6,354 | 6,336 | -0.3% |
| Pawnee County | 6,244 | 6,225 | -0.3% |
| Lyon County | 32,100 | 31,998 | -0.3% |
| Marshall County | 10,014 | 9,979 | -0.3% |
| Marion County | 11,754 | 11,712 | -0.4% |
| Harvey County | 33,942 | 33,817 | -0.4% |
| Coffey County | 8,370 | 8,338 | -0.4% |
| Republic County | 4,680 | 4,662 | -0.4% |
| Seward County | 21,832 | 21,747 | -0.4% |
| Wallace County | 1,514 | 1,508 | -0.4% |
| Hamilton County | 2,494 | 2,484 | -0.4% |
| Atchison County | 16,305 | 16,239 | -0.4% |
| Clay County | 8,112 | 8,077 | -0.4% |
| Hodgeman County | 1,718 | 1,710 | -0.5% |
| Ellis County | 28,931 | 28,790 | -0.5% |
| Thomas County | 7,916 | 7,877 | -0.5% |
| Finney County | 38,297 | 38,107 | -0.5% |
| Trego County | 2,808 | 2,793 | -0.5% |
| Greenwood County | 5,972 | 5,939 | -0.6% |
| Meade County | 4,045 | 4,022 | -0.6% |
| Allen County | 12,537 | 12,464 | -0.6% |
| Wilson County | 8,577 | 8,526 | -0.6% |
| Saline County | 54,232 | 53,888 | -0.6% |
| Reno County | 61,808 | 61,414 | -0.6% |
| Montgomery County | 31,360 | 31,156 | -0.7% |
| Comanche County | 1,681 | 1,670 | -0.7% |
| Cloud County | 8,988 | 8,928 | -0.7% |
| Kingman County | 7,446 | 7,392 | -0.7% |
| Stafford County | 4,064 | 4,034 | -0.7% |
| Cherokee County | 19,275 | 19,130 | -0.8% |
| Logan County | 2,743 | 2,722 | -0.8% |
| Neosho County | 15,909 | 15,784 | -0.8% |
| Barton County | 25,419 | 25,216 | -0.8% |
| Anderson County | 7,850 | 7,778 | -0.9% |
| Labette County | 20,119 | 19,912 | -1% |
| Wyandotte County | 168,873 | 167,046 | -1.1% |
| Rooks County | 4,894 | 4,831 | -1.3% |
| Stanton County | 2,072 | 2,044 | -1.4% |
| Elk County | 2,475 | 2,441 | -1.4% |
| Lincoln County | 2,947 | 2,903 | -1.5% |
| Norton County | 5,435 | 5,342 | -1.7% |
| Kearny County | 3,971 | 3,891 | -2% |
| Barber County | 4,198 | 4,110 | -2.1% |
| Geary County | 36,747 | 35,934 | -2.2% |
| Edwards County | 2,898 | 2,832 | -2.3% |
| Haskell County | 3,756 | 3,668 | -2.3% |
| Harper County | 5,461 | 5,331 | -2.4% |
| Kiowa County | 2,452 | 2,392 | -2.4% |
| Phillips County | 4,953 | 4,815 | -2.8% |
| Wichita County | 2,144 | 2,082 | -2.9% |
