Unified School District · TN
Williamson County School District
Williamson County School District is a unified school district in Tennessee with a community population of 219,821. The median household income is $148,134 and the median age is 40.6.
219,821
Population
391
People / sq mi
$148,134
Median Income
40.6
Median Age
Williamson County School District covers 562 sq mi of land at 391.1 people per square mile.
Race & Ethnicity
| White | 83.1% |
| Black or African American | 0.1% |
| Asian | 53.6% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$148,134
Median Household Income
$68,010
Per Capita Income
3.0%
Poverty Rate
1.6%
Unemployment
Housing
$779,100
Median Home Value
$2,078
Median Rent
84.6%
Homeownership
Education Attainment
96.8%
High School+
64.2%
Bachelor's+
Other Tennessee School Districts
Largest Cities in Tennessee
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State rankings
Frequently Asked Questions
Williamson County School District serves a community with a population of 219,821 according to the latest Census ACS 5-Year estimates. This unified school district is located in Tennessee.
The median household income in Williamson County School District is $148,134, with a per capita income of $68,010. The poverty rate is 3.0%.
Williamson County School District is 83.1% White, 0.1% Black or African American, 53.6% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Williamson County School District, 96.8% of adults have a high school diploma or higher, and 64.2% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Williamson County School District is $779,100, with a median rent of $2,078. The homeownership rate is 84.6%.
More from Tennessee
Data for Williamson County School District from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 4704530).
The this entity record above pulls directly from the U.S. Census Bureau ACS and decennial files. What follows is the per-entity context — how this entity sits in the broader U.S. population demographics distribution and which underlying factors drive the headline numbers.
The methodology behind every numeric value on this page is publicly documented on the the U.S. Census Bureau ACS and decennial files portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.