Collin 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 Collin County, TX was 665.60K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (428.92K) and constituted 64.44% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (75.58K) and constituted 11.36% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (72.42K), constituting 10.88% 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:

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

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

Collin 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	428915	64.44
Hispanic or Latino of All Races	75575	11.36
Non-Hispanic Black or African American Alone	72415	10.88
Non-Hispanic Asian Alone	71665	10.77
Non-Hispanic Two Or More Races	14510	2.18
Non-Hispanic American Indian and Alaska Native Alone	2055	0.31
Non-Hispanic Native Hawaiian And Pacific Islander Alone	460	0.07