Ranking of Kansas Counties By Population with Czech Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 20.84K people in Kansas with Czech ancestry. Among all Kansas counties, Johnson County had the highest population with Czech ancestry (4.44K), followed by Sedgwick County (1.97K), and Douglas County (1.05K).
The chart and table below shows the top 10 counties with high number of people with Czech ancestry.
You can see similar information for other states and for other ancestry groups in Kansas.
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Related Topics: Kansas ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Kansas Counties By Population with Czech Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Johnson County | 4437 |
| 2 | Sedgwick County | 1965 |
| 3 | Douglas County | 1048 |
| 4 | Shawnee County | 762 |
| 5 | Saline County | 756 |
| 6 | Riley County | 696 |
| 7 | Geary County | 645 |
| 8 | Wyandotte County | 624 |
| 9 | Republic County | 514 |
| 10 | Butler County | 481 |
| 11 | Ellsworth County | 426 |
| 12 | Reno County | 393 |
| 13 | Dickinson County | 356 |
| 14 | Cowley County | 340 |
| 15 | Crawford County | 317 |
| 16 | Leavenworth County | 315 |
| 17 | McPherson County | 302 |
| 18 | Finney County | 301 |
| 19 | Ford County | 278 |
| 20 | Rawlins County | 270 |
| 21 | Washington County | 267 |
| 22 | Barton County | 252 |
| 23 | Marion County | 231 |
| 24 | Ellis County | 220 |
| 25 | Sumner County | 213 |
| 26 | Pottawatomie County | 204 |
| 27 | Atchison County | 197 |
| 28 | Cloud County | 193 |
| 29 | Jefferson County | 186 |
| 30 | Harvey County | 182 |
| 31 | Marshall County | 176 |
| 31 | Rush County | 176 |
| 32 | Nemaha County | 159 |
| 33 | Ottawa County | 148 |
| 33 | Sherman County | 148 |
| 34 | Labette County | 131 |
| 35 | Lyon County | 129 |
| 36 | Russell County | 128 |
| 37 | Harper County | 127 |
| 38 | Montgomery County | 126 |
| 39 | Clay County | 124 |
| 40 | Decatur County | 104 |
| 41 | Franklin County | 98 |
| 42 | Sheridan County | 96 |
| 43 | Thomas County | 89 |
| 44 | Jackson County | 83 |
| 45 | Pawnee County | 81 |
| 46 | Trego County | 79 |
| 47 | Rooks County | 76 |
| 48 | Cherokee County | 71 |
| 49 | Lincoln County | 70 |
| 50 | Phillips County | 62 |
| 51 | Doniphan County | 59 |
| 52 | Rice County | 49 |
| 53 | Allen County | 47 |
| 53 | Osborne County | 47 |
| 54 | Meade County | 46 |
| 54 | Pratt County | 46 |
| 55 | Smith County | 45 |
| 56 | Wabaunsee County | 44 |
| 57 | Anderson County | 43 |
| 57 | Bourbon County | 43 |
| 58 | Kingman County | 35 |
| 58 | Osage County | 35 |
| 59 | Kearny County | 31 |
| 60 | Logan County | 29 |
| 60 | Miami County | 29 |
| 60 | Mitchell County | 29 |
| 60 | Neosho County | 29 |
| 61 | Jewell County | 28 |
| 61 | Stafford County | 28 |
| 62 | Edwards County | 19 |
| 62 | Gove County | 19 |
| 63 | Cheyenne County | 18 |
| 64 | Brown County | 17 |
| 65 | Wichita County | 16 |
| 66 | Morris County | 15 |
| 66 | Norton County | 15 |
| 67 | Greeley County | 13 |
| 67 | Kiowa County | 13 |
| 67 | Wilson County | 13 |
| 68 | Chautauqua County | 11 |
| 68 | Gray County | 11 |
| 68 | Stevens County | 11 |
| 69 | Hodgeman County | 10 |
| 70 | Ness County | 9 |
| 71 | Coffey County | 8 |
| 71 | Elk County | 8 |
| 72 | Chase County | 6 |
| 72 | Haskell County | 6 |
| 73 | Barber County | 3 |
| 73 | Clark County | 3 |
| 73 | Woodson County | 3 |
| 74 | Wallace County | 2 |
| 75 | Morton County | 1 |