Ranking of Iowa Counties By Percentage of Voting-age Population that were Some Other Race Alone from Census 2020

Updated on August 26, 2023.

According to the data from the United States 2020 decennial Census, as at April 2020, among all Iowa counties, Crawford County had the highest percentage of its voting-age population that identified their race as Some Other Race Alone (12.80%), followed by Buena Vista County (11.90%), and Marshall County (8.59%).

The chart below shows the top 10 counties, and the table below shows the ranking of all Iowa counties based on the percentage of the voting-age population that identified as Some Other Race Alone.

You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups in Iowa.

Ranking of Iowa Counties By Percentage of Voting-age Population that were Some Other Race Alone from Census 2020
Crawford
12.80%
Buena Vista
11.90%
Marshall
8.59%
Wright
7.72%
Muscatine
7.31%
Louisa
7.18%
Woodbury
6.83%
Franklin
6.48%
Clarke
5.51%
Wapello
5.43%
Ranking of Iowa Counties By Percentage of Voting-age Population that were Some Other Race Alone from Census 2020
Rank
County
Some Other Race Alone % of County Voting-age Pop.
1 Crawford County 12.80
2 Buena Vista County 11.90
3 Marshall County 8.59
4 Wright County 7.72
5 Muscatine County 7.31
6 Louisa County 7.18
7 Woodbury County 6.83
8 Franklin County 6.48
9 Clarke County 5.51
10 Wapello County 5.43
11 Sioux County 5.18
12 Osceola County 4.10
13 Allamakee County 3.98
14 Tama County 3.77
15 Hamilton County 3.73
16 Polk County 3.39
17 Emmet County 3.15
18 Pottawattamie County 3.13
19 Taylor County 2.88
20 Washington County 2.86
21 Story County 2.73
22 Johnson County 2.50
23 Dallas County 2.38
24 O'Brien County 2.25
25 Plymouth County 2.21
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