Williamson County, Texas Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 453.05K voting-age population of Williamson County, TX residents comprised of 98.42K residents who identified as Hispanic or Latino (21.72%), and 354.63K residents who identified as Non-Hispanic (78.28%).

Race: The White Alone voting-age population was the largest racial group in Williamson County, TX, with a voting-age population of 291.07K (64.25%). The Two Or More Races voting-age population was the second largest racial group in Williamson County, TX, with a voting-age population of 58.33K (12.88%). The Asian Alone voting-age population was the third largest racial group in Williamson County, TX, with a voting-age population of 38.70K (8.54%). The smallest racial group in Williamson County, TX was Native Hawaiian And Pacific Islander Alone with a voting-age population of 539 (0.12%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Williamson County, TX, with a voting-age population of 267.33K (59.01%). The Hispanic - Two or More Races voting-age population was the second largest ethnic group in Williamson County, TX, with a voting-age population of 41.76K (9.22%). The Non-Hispanic - Asian Alone voting-age population was the third largest ethnic group in Williamson County, TX, with a voting-age population of 38.35K (8.47%). The smallest ethnic group in Williamson County, TX was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 90 (0.02%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Williamson County, Texas from the 2020 decennial census.

You can see similar information for other Texas counties and also for the state of Texas.

Williamson County, TX Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Williamson County, TX Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Williamson County, TX Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Williamson County, TX Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 29643 6.54
White Alone 291074 64.25
American Indian and Alaska Native Alone 3420 0.76
Asian Alone 38700 8.54
Native Hawaiian And Pacific Islander Alone 539 0.12
Some Other Race Alone 31340 6.92
Two Or More Races 58329 12.88
Williamson County, TX Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 267332 59.01
Hispanic - Two or More Races 41763 9.22
Non-Hispanic - Asian Alone 38355 8.47
Hispanic - Some Other Race Alone 29262 6.46
Non-Hispanic - Black Alone 28567 6.31
Hispanic - White Alone 23742 5.24
Non-Hispanic - Two or More Races 16566 3.66
Hispanic - American Indian & Alaska Native 2141 0.47
Non-Hispanic - Some Other Race Alone 2078 0.46
Non-Hispanic - American Indian & Alaska Native 1279 0.28
Hispanic - Black Alone 1076 0.24
Non-Hispanic - Native Hawaiian & Pac. Islander 449 0.10
Hispanic - Asian Alone 345 0.08
Hispanic - Native Hawaiian & Pac. Islander 90 0.02