Ranking of Missouri 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, Hickory County had the highest voting-age population percentage in Missouri (83.66%), followed by Stone County (82.98%), and St. Louis city (82.08%).

The chart below shows the top 10 counties with high voting-age population percentage, and the table below shows the ranking of all Missouri 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 Missouri Counties By Voting-age Population Percentage from Census 2020
Hickory
83.66%
Stone
82.98%
St. Louis city
82.08%
Benton
82.07%
Camden
81.76%
Ozark
81.22%
DeKalb
80.94%
Adair
80.83%
Wayne
80.73%
Nodaway
80.05%
Ranking of Missouri Counties By Voting-age Population Percentage from Census 2020
Rank
County
% of County Voting-age Population
1 Hickory County 83.66
2 Stone County 82.98
3 St. Louis city 82.08
4 Benton County 82.07
5 Camden County 81.76
6 Ozark County 81.22
7 DeKalb County 80.94
8 Adair County 80.83
9 Wayne County 80.73
10 Nodaway County 80.05
11 Taney County 79.73
12 Phelps County 79.51
13 Greene County 79.44
14 Worth County 79.32
15 Boone County 79.11
16 St. Francois County 79.06
17 Mississippi County 79.05
18 Gasconade County 79.03
19 Iron County 78.99
20 Livingston County 78.81
21 Lewis County 78.76
22 St. Clair County 78.74
23 Cape Girardeau County 78.69
23 Dade County 78.69
24 Randolph County 78.58
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