Population By Race and Ethnicity in Clayton County, IA in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 17,053 population of Clayton County, Iowa comprised of 371 people who identified as Hispanic (2.18%), and 16,682 people who identified as Non-Hispanic (97.82%).

Race: The White Alone population was the largest racial group in Clayton County, Iowa with a population of 16,580 (97.23%); Two Or More Races population was the second largest racial group with a population of 199 (1.17%); and Black or African American Alone was the third largest racial group with a population of 168 (0.99%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Clayton County, Iowa in 2021, with a population of 16,269 (95.4%); the second largest ethnic group was White Alone - Hispanic with a population of 311 (1.82%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 185 (1.09%).

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

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

See this for other years:
Hispanics and Non Hispanics in Clayton County, IA in 2021
Total Population:
Race in Clayton County, IA in 2021
Total Population:
Ethnicity in Clayton County, IA in 2021
Total Population:
Population By Race in Clayton , IA in 2021
Race Population Percentage
Black or African American Alone 168 0.99%
White Alone 16,580 97.23%
American Indian and Alaska Native Alone 45 0.26%
Asian Alone 44 0.26%
Native Hawaiian And Pacific Islander Alone 17 0.1%
Two Or More Races 199 1.17%
Population By Ethnicity in Clayton , IA in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 12 0.07%
White Alone - Hispanic 311 1.82%
American Indian and Alaska Native Alone - Hispanic 24 0.14%
Asian Alone - Hispanic 8 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 2 0.01%
Two Or More Races - Hispanic 14 0.08%
Black or African American Alone - Non Hispanic 156 0.92%
White Alone - Non Hispanic 16,269 95.4%
American Indian and Alaska Native Alone - Non Hispanic 21 0.12%
Asian Alone - Non Hispanic 36 0.21%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 15 0.09%
Two Or More Races - Non Hispanic 185 1.09%