- 2 bd
- 2 ba
- 1,704 sqft

The average Williamson County, TN home value is $916,175, up 2.9% over the past year, and homes go to pending in around 44 days. (Updated on )
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $916,175
1-Year Value Change: +2.9%
(Data through September 30, 2026)
Zillow is more than a place to browse homes. It’s a place to connect with a local agent, explore financing solutions, schedule home tours, understand your buying and selling power, and more.
The median home value in Williamson County, TN is $916,175 as of September 2026. This represents a 0.5% increase compared to last month and a 2.9% increase year-over-year.
The median home value in Williamson County, TN ($916,175) compares to Tennessee ($330,844) and the U.S. national median ($366,157).
The cities with the highest median home values in Williamson County, TN include: Brentwood ($1,388,985), College Grove ($1,284,710), Arrington ($1,173,154), Franklin ($913,277), Nolensville ($834,285). These cities represent the most expensive areas within the county.