Jefferson 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 Jefferson County, TX was 176.03K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (84.48K) and constituted 47.99% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (63.72K) and constituted 36.20% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (21.41K), constituting 12.16% 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:

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

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

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

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	84480	47.99
Non-Hispanic Black or African American Alone	63715	36.20
Hispanic or Latino of All Races	21410	12.16
Non-Hispanic Asian Alone	4685	2.66
Non-Hispanic Two Or More Races	1280	0.73
Non-Hispanic American Indian and Alaska Native Alone	355	0.20
Non-Hispanic Native Hawaiian And Pacific Islander Alone	100	0.06