Williamson County, Texas
TX · FIPS 48491 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 672,688 | — | #102 / 3,222 | |
| Median Household Income | $111,340 | +48.2% | #88 / 3,222 | |
| Median Age | 37.3 years | -4.1% | #2,713 / 3,222 | |
| Median Home Value | $447,000 | +58.6% | #200 / 3,222 | |
| Median Gross Rent | $1,796 | +54.4% | #98 / 3,222 | |
| Poverty Rate | 6.4% | -49.0% | #148 / 3,222 | |
Demographics
Williamson County has a population of 672,688, making it the #102 most populous county in the US. The median age is 37.3 years, which is 4.1% below the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in Williamson County is $111,340, ranking #88 out of 3,222 counties — 48.2% above the national median. The poverty rate is 6.4% and unemployment stands at 3.9%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in Williamson County is $447,000 (+58.6% vs national). Renters pay a median of $1,796/mo and the homeownership rate is 66.4%.
Median Home Value Trend
Rankings →Health
90.2% of residents in Williamson County have health insurance coverage, which is 1.7% below the national rate.
About Williamson County, Texas
Williamson County, Texas has a total population of 672,688, making it the 102nd most populous county in the United States. The median age in Williamson County is 37.3 years, which is 4.1% below the national median of 38.9 years.
The median household income in Williamson County is $111,340, which ranks #88 of 3,222 counties nationwide. This is 48.2% above the national median of $75,149. The poverty rate is 6.4%, lower than the national rate of 12.6%. The unemployment rate stands at 3.9%.
The median home value in Williamson County is $447,000, 58.6% above the national median. Renters in Williamson County pay a median gross rent of $1,796 per month. The homeownership rate is 66.4%, compared to the national rate of 64.4%.
In Williamson County, 48.4% of residents aged 25 and older hold a bachelor's degree or higher, 43.7% above the national average of 33.7%. Health insurance coverage stands at 90.2% of the population. The average commute time for workers is 30.6 min.
Williamson County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 53.3% of the population, followed by Hispanic or Latino (24.7%) and Asian (non-Hispanic) (9.9%).
All data for Williamson County, Texas comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.