Ranking of Iowa Counties By Percentage of Population that were White Alone from Census 2020

Updated on February 25, 2023.

According to the data from the United States 2020 decennial Census for Iowa counties, in April 2020, among all Iowa counties, Davis County had the highest percentage of its population that identified their race as White Alone (96.56%), followed by Butler County (96.46%), and Audubon County (96.39%).

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 population that identified as White Alone.

You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups as well as for the different ethnicities in Iowa.

Ranking of Iowa Counties By Percentage of Pop. that were White Alone from Census 2020
Davis
96.56%
Butler
96.46%
Audubon
96.39%
Wayne
96.37%
Van Buren
96.11%
Grundy
96.00%
Delaware
95.99%
Ringgold
95.84%
Buchanan
95.77%
Mitchell
95.67%
Ranking of Iowa Counties By Percentage of Pop. that were White Alone from Census 2020
Rank
County
White Alone % of County Pop.
1 Davis County 96.56
2 Butler County 96.46
3 Audubon County 96.39
4 Wayne County 96.37
5 Van Buren County 96.11
6 Grundy County 96.00
7 Delaware County 95.99
8 Ringgold County 95.84
9 Buchanan County 95.77
10 Mitchell County 95.67
11 Harrison County 95.47
12 Adair County 95.37
13 Monroe County 95.35
14 Adams County 95.33
15 Clayton County 95.22
16 Keokuk County 95.16
17 Ida County 95.10
18 Lucas County 95.05
19 Dickinson County 95.01
20 Appanoose County 94.91
21 Benton County 94.85
22 Jackson County 94.75
23 Worth County 94.60
24 Cass County 94.56
25 Sac County 94.47
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