Ranking of Kansas Counties By Voting-age Population Percentage from Census 2020

Updated on August 22, 2023.

According to the data from the US 2020 Census, as at April 2020, Riley County had the highest voting-age population percentage in Kansas (82.94%), followed by Ellsworth County (81.19%), and Douglas County (81.08%).

The chart below shows the top 10 counties with high voting-age population percentage, and the table below shows the ranking of all Kansas counties based on the percentage of the population that were in the voting-age (18 years and over) group.

You can also see the ranking of counties by population for other states as well as for the whole United States.

Ranking of Kansas Counties By Voting-age Population Percentage from Census 2020
Riley
82.94%
Ellsworth
81.19%
Douglas
81.08%
Norton
80.60%
Rush
80.21%
Smith
80.11%
Ness
80.02%
Decatur
79.60%
Pawnee
79.55%
Chase
79.51%
Ranking of Kansas Counties By Voting-age Population Percentage from Census 2020
Rank
County
% of County Voting-age Population
1 Riley County 82.94
2 Ellsworth County 81.19
3 Douglas County 81.08
4 Norton County 80.60
5 Rush County 80.21
6 Smith County 80.11
7 Ness County 80.02
8 Decatur County 79.60
9 Pawnee County 79.55
10 Chase County 79.51
11 Ellis County 79.33
12 Trego County 79.24
13 Graham County 79.01
14 Woodson County 78.72
15 Republic County 78.71
16 Jewell County 78.68
17 Osborne County 78.66
18 Greenwood County 78.61
19 Lane County 78.59
20 Morris County 78.54
21 Chautauqua County 78.16
22 Allen County 78.15
23 Marion County 78.13
24 McPherson County 78.03
25 Atchison County 77.99
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