Williamson County, Texas Citizen Voting-age Population By Race and Ethnicity in 2023 (ACS-5Yrs)

Updated on March 26, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2023, the citizen voting-age population for Williamson County, TX was 441.22K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (280.19K) and constituted 63.50% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (92.75K) and constituted 21.02% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (30.86K), constituting 6.99% 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:

Williamson County, Texas Citizen Voting-age Population By Race and Ethnicity in 2023

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Black Alone

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Williamson County, Texas Citizen Voting-age Population By Race and Ethnicity in 2023

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	280190	63.50
Hispanic or Latino of All Races	92745	21.02
Non-Hispanic Black or African American Alone	30855	6.99
Non-Hispanic Asian Alone	24445	5.54
Non-Hispanic Two Or More Races	11910	2.70
Non-Hispanic American Indian and Alaska Native Alone	560	0.13
Non-Hispanic Native Hawaiian And Pacific Islander Alone	515	0.12