Iowa White Alone Voting-age Population By County in Census 2020

According to the data from the US 2020 decennial Census, as at April 2020, among all the Iowa voting-age population (18 years and over), there were 2,126,641 people who identified their race as White Alone, which is 86.80% of the total voting-age population of Iowa.

Polk County had the highest number of White Alone voting-age population (295,183), followed by Linn County (151,645), and Scott County (110,461).

On the other hand, the three counties with low number of White Alone voting-age population were: Adams County (2,773), Ringgold County (3,498), and Taylor County (4,200).

In terms of the percentage of each county's voting-age population, Audubon County had the highest percentage, with 97.39% of its voting-age population identifying their race as White Alone, followed by Butler County (97.17%), and Delaware County (96.89%).

You can see similar information for other states and also for the United States by state. You can also see similar information for other racial groups as well as the different ethnicities in Iowa.

Hover over or click on the counties to see the number and percentage of each county's voting-age population that identified as White Alone. The data can also be filtered, sorted, and explored further in a table below.