King William County, Virginia Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on February 28, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the total King William County, VA population was 17,511. The White Alone racial group had the highest population (13.80K) and constituted 78.78% of the total King William County population. The Black or African American Alone racial group had the second highest population (2.66K) and constituted 15.21% of the population. The third highest racial group was Two Or More Races (619), constituting 3.54% of the population.

The population of the Non-Hispanic White Alone ethnicity group was 13.52K and constituted 77.18% of the population. The population of the Hispanic or Latino of All Races ethnicity group was (501) and constituted 2.86% of the population.

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

Note: Missing racial or ethnicity groups means there was not enough information for an estimate.

You can also see similar information for other Virginia counties, and for Virginia.

King William County, Virginia Population By Race in 2021
White Alone
Black or African American Alone
Two Or More Races
Asian Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Some Other Race Alone
King William County, Virginia Population By Ethnicity in 2021
Non-Hispanic White Alone
Hispanic or Latino of All Races
King William County, Virginia Population By Race in 2021
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Race Population % of Total Pop.
White Alone 13795 78.78
Black or African American Alone 2663 15.21
Two Or More Races 619 3.54
Asian Alone 240 1.37
American Indian and Alaska Native Alone 168 0.96
Native Hawaiian And Pacific Islander Alone 13 0.07
Some Other Race Alone 13 0.07
King William County, Virginia Population By Ethnicity in 2021
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Ethnicity Population % of Total Pop.
Non-Hispanic White Alone 13515 77.18
Hispanic or Latino of All Races 501 2.86