Population By Race and Ethnicity in Williamson, TN in 2019

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2019, the 238,556 population of Williamson County, Tennessee comprised of 11,826 people who identified as Hispanic (4.96%), and 226,730 people who identified as Non-Hispanic (95.04%).

Race: The White Alone population was the largest racial group in Williamson County, Tennessee with a population of 210,733 (88.34%); Asian Alone population was the second largest racial group with a population of 12,153 (5.09%); and Black or African American Alone was the third largest racial group with a population of 10,579 (4.43%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Williamson County, Tennessee in 2019, with a population of 199,999 (83.84%); the second largest ethnic group was Asian Alone - Non Hispanic with a population of 12,011 (5.04%); and the third largest ethnic group was White Alone - Hispanic with a population of 10,734 (4.5%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Williamson, Tennessee.

You can find similar information for other Tennessee counties, and for Tennessee.

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Hispanics and Non Hispanics in Williamson, TN in 2019
Total Population:
Race in Williamson, TN in 2019
Total Population:
Ethnicity in Williamson, TN in 2019
Total Population:
Population By Race in Williamson , TN in 2019
Race Population Percentage
Black or African American Alone 10,579 4.43%
White Alone 210,733 88.34%
American Indian and Alaska Native Alone 604 0.25%
Asian Alone 12,153 5.09%
Native Hawaiian And Pacific Islander Alone 139 0.06%
Two Or More Races 4,348 1.82%
Population By Ethnicity in Williamson , TN in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 316 0.13%
White Alone - Hispanic 10,734 4.5%
American Indian and Alaska Native Alone - Hispanic 211 0.09%
Asian Alone - Hispanic 142 0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic 34 0.01%
Two Or More Races - Hispanic 389 0.16%
Black or African American Alone - Non Hispanic 10,263 4.3%
White Alone - Non Hispanic 199,999 83.84%
American Indian and Alaska Native Alone - Non Hispanic 393 0.17%
Asian Alone - Non Hispanic 12,011 5.04%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 105 0.04%
Two Or More Races - Non Hispanic 3,959 1.66%