Population By Race and Ethnicity in Decatur County, IA in 2023

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2023, the 7,665 population of Decatur County, Iowa comprised of 294 people who identified as Hispanic (3.84%), and 7,371 people who identified as Non-Hispanic (96.16%).

Race: The White Alone population was the largest racial group in Decatur County, Iowa with a population of 7,238 (94.43%); Black or African American Alone population was the second largest racial group with a population of 162 (2.11%); and Two Or More Races was the third largest racial group with a population of 130 (1.7%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Decatur County, Iowa in 2023, with a population of 7,011 (91.47%); the second largest ethnic group was White Alone - Hispanic with a population of 227 (2.96%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 139 (1.81%).

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

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

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Hispanics and Non Hispanics in Decatur County, IA in 2023
Total Population:
Race in Decatur County, IA in 2023
Total Population:
Ethnicity in Decatur County, IA in 2023
Total Population:
Population By Race in Decatur , IA in 2023
Race Population Percentage
Black or African American Alone 162 2.11%
White Alone 7,238 94.43%
American Indian and Alaska Native Alone 51 0.67%
Asian Alone 71 0.93%
Native Hawaiian And Pacific Islander Alone 13 0.17%
Two Or More Races 130 1.7%
Population By Ethnicity in Decatur , IA in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 23 0.3%
White Alone - Hispanic 227 2.96%
American Indian and Alaska Native Alone - Hispanic 18 0.24%
Asian Alone - Hispanic 6 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0.01%
Two Or More Races - Hispanic 19 0.25%
Black or African American Alone - Non Hispanic 139 1.81%
White Alone - Non Hispanic 7,011 91.47%
American Indian and Alaska Native Alone - Non Hispanic 33 0.43%
Asian Alone - Non Hispanic 65 0.85%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 12 0.16%
Two Or More Races - Non Hispanic 111 1.45%