Population By Race and Ethnicity in Polk County, IA in 2016

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2016, the 474,593 population of Polk County, Iowa comprised of 38,820 people who identified as Hispanic (8.18%), and 435,773 people who identified as Non-Hispanic (91.82%).

Race: The White Alone population was the largest racial group in Polk County, Iowa with a population of 406,380 (85.63%); Black or African American Alone population was the second largest racial group with a population of 32,672 (6.88%); and Asian Alone was the third largest racial group with a population of 22,381 (4.72%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Polk County, Iowa in 2016, with a population of 371,025 (78.18%); the second largest ethnic group was White Alone - Hispanic with a population of 35,355 (7.45%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 31,673 (6.67%).

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 2016
Total Population:474,593
91.82%8.18%
Non Hispanic (91.82%)
Hispanic (8.18%)
Race in Polk County, IA in 2016
Total Population:474,593
85.63%
White Alone (85.63%)
Black or African American Alone (6.88%)
Asian Alone (4.72%)
Two or more races (2.33%)
American Indian and Alaska Native Alone (0.37%)
Native Hawaiian And Pacific Islander Alone (0.08%)
Ethnicity in Polk County, IA in 2016
Total Population:474,593
78.18%
Non-Hispanic White Alone (78.18%)
Hispanic White Alone (7.45%)
Non-Hispanic Black or African American Alone (6.67%)
Non-Hispanic Asian Alone (4.66%)
Non-Hispanic Two or more races (2.09%)
All Other Ethnicities (0.95%)
Population By Race in Polk , IA in 2016
Race
Population
Percentage
White Alone 406,380 85.63%
Black or African American Alone 32,672 6.88%
Asian Alone 22,381 4.72%
Two Or More Races 11,045 2.33%
American Indian and Alaska Native Alone 1,738 0.37%
Native Hawaiian And Pacific Islander Alone 377 0.08%
Population By Ethnicity in Polk , IA in 2016
Ethnicity
Population
Percentage
White Alone - Non Hispanic 371,025 78.18%
White Alone - Hispanic 35,355 7.45%
Black or African American Alone - Non Hispanic 31,673 6.67%
Asian Alone - Non Hispanic 22,134 4.66%
Two Or More Races - Non Hispanic 9,917 2.09%
Two Or More Races - Hispanic 1,128 0.24%
Black or African American Alone - Hispanic 999 0.21%
American Indian and Alaska Native Alone - Hispanic 969 0.2%
American Indian and Alaska Native Alone - Non Hispanic 769 0.16%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 255 0.05%
Asian Alone - Hispanic 247 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 122 0.03%