Population By Race and Ethnicity in Clayton County, IA in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 17,515 population of Clayton County, Iowa comprised of 358 people who identified as Hispanic (2.04%), and 17,157 people who identified as Non-Hispanic (97.96%).

Race: The White Alone population was the largest racial group in Clayton County, Iowa with a population of 17,104 (97.65%); Black or African American Alone population was the second largest racial group with a population of 160 (0.91%); and Two Or More Races was the third largest racial group with a population of 153 (0.87%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Clayton County, Iowa in 2018, with a population of 16,792 (95.87%); the second largest ethnic group was White Alone - Hispanic with a population of 312 (1.78%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 147 (0.84%).

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 2018
Total Population:
Race in Clayton County, IA in 2018
Total Population:
Ethnicity in Clayton County, IA in 2018
Total Population:
Population By Race in Clayton , IA in 2018
Race Population Percentage
Black or African American Alone 160 0.91%
White Alone 17,104 97.65%
American Indian and Alaska Native Alone 38 0.22%
Asian Alone 44 0.25%
Native Hawaiian And Pacific Islander Alone 16 0.09%
Two Or More Races 153 0.87%
Population By Ethnicity in Clayton , IA in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 13 0.07%
White Alone - Hispanic 312 1.78%
American Indian and Alaska Native Alone - Hispanic 20 0.11%
Asian Alone - Hispanic 3 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0.01%
Two Or More Races - Hispanic 9 0.05%
Black or African American Alone - Non Hispanic 147 0.84%
White Alone - Non Hispanic 16,792 95.87%
American Indian and Alaska Native Alone - Non Hispanic 18 0.1%
Asian Alone - Non Hispanic 41 0.23%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 15 0.09%
Two Or More Races - Non Hispanic 144 0.82%