Delaware Population Aged 25 Years and Above By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on August 20, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Delaware population aged 25 years and above was 690,618.

Race: The White Alone racial group had the highest population aged 25 years and above (481.53K) and constituted 69.72% of the Delaware population aged 25yrs+. The Black or African American Alone racial group had the second highest population (140.92K) and constituted 20.41% of the population. The third highest racial group was Asian Alone (27.25K), constituting 3.95% of the population.

Ethnicity: The population of the Non-Hispanic White Alone ethnicity group was 456.56K and constituted 66.11% of the Delaware population aged 25yrs+. The population of the Hispanic or Latino of All Races ethnicity group was 50.16K and constituted 7.26% of the population.

The charts and tables below shows the population and percentages by race and ethnicity.

You can see similar information for other states and the United States.

Delaware Population Aged 25 Years and Above By Race in 2021
White Alone
Black Alone
Asian Alone
Two or More Races
Some Other Race Alone
American Indian & Alaska Native Alone
Native Hawaiian & Pac. Islander Alone
Delaware Population Aged 25 Years and Above By Ethnicity in 2021
Non-Hispanic White Alone
Hispanic or Latino of All Races
All Others
Delaware Population Aged 25 Years and Above By Race in 2021
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Race Population % of Total Pop.
White Alone 481526 69.72
Black or African American Alone 140919 20.41
Asian Alone 27248 3.95
Two Or More Races 22448 3.25
Some Other Race Alone 15997 2.32
American Indian and Alaska Native Alone 2215 0.32
Native Hawaiian And Pacific Islander Alone 265 0.04
Delaware Population Aged 25 Years and Above By Ethnicity in 2021
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Ethnicity Population % of Total Pop.
Non-Hispanic White Alone 456561 66.11
Hispanic or Latino of All Races 50163 7.26
All Other Ethnicities 183894 26.63