Iowa White Alone Population By County in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the White Alone population in Iowa was 2,858,020 and represented 90.46% of the total Iowa population (3,159,596).

Among Iowa counties, Polk County had the highest number of people who identified as White Alone (415,449), followed by Linn County (199,678), and Scott County (147,908). Adams County had the lowest (3,512).

In the map below, we show the number and percentage of each county's White Alone population, as well as the gender percentages when you interact with the map. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and also by state for the United States.

You can also see similar information for other racial and ethnicity groups in Iowa.

See this for other years:
Iowa White Alone Population By County in 2019
Iowa White Alone Population By County in 2019
County
White Alone Population
% of County Population
Polk 415,449 84.61
Linn 199,678 87.87
Scott 147,908 85.3
Johnson 125,867 82.55
Black Hawk 110,332 84.17
Dubuque 89,993 92.37
Woodbury 88,508 85.82
Pottawattamie 88,116 94.34
Dallas 84,305 90.04
Story 84,263 86.48
Warren 49,691 96.4
Clinton 43,596 93.64
Cerro Gordo 40,037 94.26
Muscatine 39,728 93.32
Marshall 35,978 91.15
Jasper 35,423 95.3
Des Moines 34,848 89.24
Sioux 33,835 96.81
Webster 32,820 91.21
Marion 31,985 96.11
Wapello 31,849 90.61
Lee 31,538 93.75
Boone 25,433 96.56
Benton 24,877 97.39
Bremer 24,191 96.11
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