Castro County, Texas Citizen Voting-age Population By Race and Ethnicity in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the citizen voting-age population for Castro County, TX was 4.39K. The Hispanic or Latino of All Races ethnicity group had the highest citizen voting-age population (2.23K) and constituted 50.63% of the total.

The Non-Hispanic White Alone ethnicity group had the second highest citizen voting-age population (2.04K) and constituted 46.30% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (60), constituting 1.37% 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:

Castro County, Texas Citizen Voting-age Population By Race and Ethnicity in 2018

Hispanic or Latino of All Races

Non-Hispanic White Alone

Non-Hispanic Black Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Asian Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Castro County, Texas Citizen Voting-age Population By Race and Ethnicity in 2018

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Hispanic or Latino of All Races	2225	50.63
Non-Hispanic White Alone	2035	46.30
Non-Hispanic Black or African American Alone	60	1.37
Non-Hispanic Two Or More Races	50	1.14
Non-Hispanic American Indian and Alaska Native Alone	10	0.23
Non-Hispanic Asian Alone	10	0.23
Non-Hispanic Native Hawaiian And Pacific Islander Alone	4	0.09