- 4 bd
- 4 ba
- 3,345 sqft

The average Sullivan County, TN home value is $257,715, down 0.5% over the past year, and homes go to pending in around 20 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: $257,715
1-Year Value Change: -0.5%
(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 Sullivan County, TN is $257,715 as of September 2026. This represents a 0.1% decrease compared to last month and a 0.5% decrease year-over-year.
The median home value in Sullivan County, TN ($257,715) compares to Tennessee ($330,844) and the U.S. national median ($366,157).
The cities with the highest median home values in Sullivan County, TN include: Piney Flats ($388,745), Blountville ($317,066), Bluff City ($272,410), Kingsport ($257,154), Bristol ($237,878). These cities represent the most expensive areas within the county.