Population By Race and Ethnicity in Polk County, IA in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 491,031 population of Polk County, Iowa comprised of 42,471 people who identified as Hispanic (8.65%), and 448,560 people who identified as Non-Hispanic (91.35%).

Race: The White Alone population was the largest racial group in Polk County, Iowa with a population of 415,449 (84.61%); Black or African American Alone population was the second largest racial group with a population of 35,836 (7.3%); and Asian Alone was the third largest racial group with a population of 25,254 (5.14%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Polk County, Iowa in 2019, with a population of 376,662 (76.71%); the second largest ethnic group was White Alone - Hispanic with a population of 38,787 (7.9%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 34,763 (7.08%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Polk, Iowa.

You can find similar information for other Iowa counties, and for Iowa.

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Hispanics and Non Hispanics in Polk County, IA in 2019
Total Population:491,031
91.35%8.65%
Non Hispanic (91.35%)
Hispanic (8.65%)
Race in Polk County, IA in 2019
Total Population:491,031
84.61%
White Alone (84.61%)
Black or African American Alone (7.3%)
Asian Alone (5.14%)
Two or more races (2.51%)
American Indian and Alaska Native Alone (0.37%)
Native Hawaiian And Pacific Islander Alone (0.08%)
Ethnicity in Polk County, IA in 2019
Total Population:491,031
76.71%7.9%
Non-Hispanic White Alone (76.71%)
Hispanic White Alone (7.9%)
Non-Hispanic Black or African American Alone (7.08%)
Non-Hispanic Asian Alone (5.09%)
Non-Hispanic Two or more races (2.27%)
All Other Ethnicities (0.96%)
Population By Race in Polk , IA in 2019
Race
Population
Percentage
White Alone 415,449 84.61%
Black or African American Alone 35,836 7.3%
Asian Alone 25,254 5.14%
Two Or More Races 12,331 2.51%
American Indian and Alaska Native Alone 1,790 0.37%
Native Hawaiian And Pacific Islander Alone 371 0.08%
Population By Ethnicity in Polk , IA in 2019
Ethnicity
Population
Percentage
White Alone - Non Hispanic 376,662 76.71%
White Alone - Hispanic 38,787 7.9%
Black or African American Alone - Non Hispanic 34,763 7.08%
Asian Alone - Non Hispanic 25,002 5.09%
Two Or More Races - Non Hispanic 11,123 2.27%
Two Or More Races - Hispanic 1,208 0.25%
Black or African American Alone - Hispanic 1,073 0.22%
American Indian and Alaska Native Alone - Hispanic 1,016 0.21%
American Indian and Alaska Native Alone - Non Hispanic 774 0.16%
Asian Alone - Hispanic 252 0.05%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 236 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 135 0.03%