Houston County, Texas Citizen Voting-age Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on March 26, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the citizen voting-age population for Houston County, TX was 17.43K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (11.20K) and constituted 64.28% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (4.31K) and constituted 24.71% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (1.44K), constituting 8.24% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age population and percentages by race and ethnicity.

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

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

Houston County, Texas Citizen Voting-age Population By Race and Ethnicity in 2021

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Two Or More Races

Non-Hispanic Asian Alone

Non-Hispanic American Indian & Alaska Native Alone

Houston County, Texas Citizen Voting-age Population By Race and Ethnicity in 2021

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	11200	64.28
Non-Hispanic Black or African American Alone	4305	24.71
Hispanic or Latino of All Races	1435	8.24
Non-Hispanic Two Or More Races	405	2.32
Non-Hispanic Asian Alone	55	0.32
Non-Hispanic American Indian and Alaska Native Alone	30	0.17