Martin 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 Martin County, TX was 3.28K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (1.86K) and constituted 56.79% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (1.37K) and constituted 41.68% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (30), constituting 0.92% 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:

Martin 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 Two Or More Races

Non-Hispanic Asian Alone

Martin 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	1860	56.79
Hispanic or Latino of All Races	1365	41.68
Non-Hispanic Black or African American Alone	30	0.92
Non-Hispanic Two Or More Races	15	0.46
Non-Hispanic Asian Alone	10	0.31