Ranking of Kansas Counties By Percentage of 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 (0.71% of Kansas population). Among all Kansas counties, Republic County had the highest percentage of its population with Czech ancestry (10.92%), followed by Rawlins County (10.67%), and Ellsworth County (6.65%).

The chart and table below shows the top 10 counties with high percentage of its population having Czech ancestry.

You can see similar information for other states and for other ancestry groups in Kansas.

Data Source: US Census Bureau.
Ranking of Kansas Counties By Percentage of Population with Czech Ancestry in 2021
Republic County
Rawlins County
Ellsworth County
Rush County
Washington County
Sheridan County
Decatur County
Trego County
Ottawa County
Sherman County
Ranking of Kansas Counties By Percentage of Population with Czech Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Republic County 10.92
2 Rawlins County 10.67
3 Ellsworth County 6.65
4 Rush County 6.11
5 Washington County 4.83
6 Sheridan County 3.90
7 Decatur County 3.73
8 Trego County 2.80
9 Ottawa County 2.56
10 Sherman County 2.48
11 Lincoln County 2.37
12 Harper County 2.30
13 Cloud County 2.14
14 Marion County 1.95
15 Dickinson County 1.92
16 Russell County 1.90
17 Geary County 1.77
18 Marshall County 1.76
19 Nemaha County 1.56
20 Clay County 1.53
20 Rooks County 1.53
21 Saline County 1.39
22 Osborne County 1.34
23 Pawnee County 1.27
24 Smith County 1.25
25 Phillips County 1.24
26 Atchison County 1.20
27 Meade County 1.13
27 Thomas County 1.13
28 Logan County 1.04
29 Greeley County 1.03
30 Jefferson County 1.01
31 McPherson County 1.00
32 Barton County 0.98
32 Cowley County 0.98
33 Jewell County 0.96
33 Riley County 0.96
34 Sumner County 0.94
35 Douglas County 0.88
36 Crawford County 0.81
36 Ford County 0.81
36 Pottawatomie County 0.81
37 Finney County 0.79
38 Doniphan County 0.78
39 Kearny County 0.77
40 Ellis County 0.76
41 Wichita County 0.74
42 Johnson County 0.73
43 Butler County 0.71
44 Gove County 0.69
45 Cheyenne County 0.68
45 Stafford County 0.68
46 Edwards County 0.65
46 Labette County 0.65
47 Wabaunsee County 0.64
48 Jackson County 0.63
48 Reno County 0.63
49 Anderson County 0.55
50 Harvey County 0.54
50 Hodgeman County 0.54
51 Kiowa County 0.53
52 Rice County 0.52
53 Pratt County 0.50
54 Mitchell County 0.49
55 Kingman County 0.47
56 Shawnee County 0.43
57 Lyon County 0.40
57 Montgomery County 0.40
58 Leavenworth County 0.39
59 Franklin County 0.38
59 Sedgwick County 0.38
60 Allen County 0.37
60 Wyandotte County 0.37
61 Cherokee County 0.36
62 Ness County 0.33
63 Chautauqua County 0.32
63 Elk County 0.32
64 Bourbon County 0.30
65 Morris County 0.28
65 Norton County 0.28
66 Chase County 0.23
67 Osage County 0.22
68 Stevens County 0.21
69 Gray County 0.19
70 Brown County 0.18
70 Neosho County 0.18
71 Haskell County 0.16
72 Clark County 0.15
72 Wilson County 0.15
73 Wallace County 0.13
74 Coffey County 0.10
74 Woodson County 0.10
75 Miami County 0.09
76 Barber County 0.07
77 Morton County 0.04