Census Dots

Williamson County Demographics

A map of Williamson County's Population by Race

Race
PopulationPercent
White
336,41055.2%
Hispanic
147,08824.2%
Asian
53,9828.9%
Black
38,5576.3%
Multiracial
27,6054.5%
Native American/Other
5,3750.9%

Williamson County, Texas had a population of 609,017 in 2020. It was 55.2% White, 6.3% Black, 8.9% Asian, 24.2% Hispanic, 0.9% Native American/Other, and 4.5% Multiracial. This map presents the population of Williamson County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Williamson County is the 12th most populous county of the 254 counties in Texas.

Williamson County's White Population

336,410 residents of Williamson County identify as White, or 55.2%. This makes the White share of the population of Williamson County larger than the White share of the population of Texas (39.7% White). Of the 254 counties in Texas, Williamson County is ranked #142 in terms of White residents as a share of the population.

Williamson County is more White than neighboring Travis County (47.5% White), Bell County (42.3% White), and Bastrop County (47.1% White). Williamson County is less White than neighboring Burnet County (70.9% White), and Milam County (62.1% White).

Williamson County's Black Population

38,557 residents of Williamson County identify as Black, or 6.3%. This makes the Black share of the population of Williamson County slightly less than the Black share of the population of Texas (11.8% Black). Of the 254 counties in Texas, Williamson County is ranked #84 in terms of Black residents as a share of the population.

Williamson County is more Black than neighboring Burnet County (1.2% Black), and Bastrop County (5.6% Black). Williamson County is less Black than neighboring Travis County (7.5% Black), Bell County (21.8% Black), and Milam County (8.5% Black).

Williamson County's Asian Population

53,982 residents of Williamson County identify as Asian, or 8.9%. This makes the Asian share of the population of Williamson County roughly similar to the Asian share of the population of Texas (5.4% Asian). Of the 254 counties in Texas, Williamson County is ranked #4 in terms of Asian residents as a share of the population.

Williamson County is more Asian than neighboring Travis County (7.7% Asian), Bell County (2.9% Asian), Burnet County (0.9% Asian), Bastrop County (0.7% Asian), and Milam County (0.4% Asian).

Williamson County's Hispanic Population

147,088 residents of Williamson County identify as Hispanic, or 24.2%. This makes the Hispanic share of the population of Williamson County less than the Hispanic share of the population of Texas (39.3% Hispanic). Of the 254 counties in Texas, Williamson County is ranked #147 in terms of Hispanic residents as a share of the population.

Williamson County is more Hispanic than neighboring Burnet County (22.8% Hispanic). Williamson County is less Hispanic than neighboring Travis County (32.6% Hispanic), Bell County (25.2% Hispanic), Bastrop County (42.7% Hispanic), and Milam County (25.3% Hispanic).

Williamson County's Native American/Other Population

5,375 residents of Williamson County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.9%. This makes the Native American/Other share of the population of Williamson County roughly similar to the Native American/Other share of the population of Texas (0.8% Native American/Other). Of the 254 counties in Texas, Williamson County is ranked #59 in terms of Native American/Other residents as a share of the population.

Williamson County is more Native American/Other than neighboring Travis County (0.8% Native American/Other), Burnet County (0.7% Native American/Other), Bastrop County (0.8% Native American/Other), and Milam County (0.7% Native American/Other). Williamson County is less Native American/Other than neighboring Bell County (1.9% Native American/Other).

Williamson County's Multiracial Population

27,605 residents of Williamson County identify as Multiracial, or 4.5%. This makes the Multiracial share of the population of Williamson County roughly similar to the Multiracial share of the population of Texas (3% Multiracial). Of the 254 counties in Texas, Williamson County is ranked #22 in terms of Multiracial residents as a share of the population.

Williamson County is more Multiracial than neighboring Travis County (3.9% Multiracial), Burnet County (3.6% Multiracial), Bastrop County (3.1% Multiracial), and Milam County (3% Multiracial). Williamson County is less Multiracial than neighboring Bell County (5.9% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.