Union County, TN home prices

Union County, TN: the typical home is worth $297,564 as of 2026-05, up +3.5% over the past year and +270.1% since 2000. Listings run about $252/sq ft…

Data as of May 2026 · by the Real Estate Price Map data team · methodology & sources

1993: $56,385 → 2026: $297,564 (5.3×) pre-2000 estimated via FHFA index

Market read

At $297,564, homes in Union County sit 15% above the Tennessee median ($258,138) and 27% above the US median ($233,954). That ranks #34 of 95 Tennessee counties by price.

Prices are holding steady (+3.5% in the last year) — a balanced market.

Homes here take a while to sell — a median 60 days on the market, with 25% of listings cutting their asking price.

At 4.6× local income, that's pricier than the typical US county (~3.8×).

Against the typical US price-to-income and price-to-rent, homes here look ~23% expensive for local incomes and rents.

Home value history

Zillow ZHVI, monthly from 2000 · recessions shaded. See the full 1975 history on the interactive map →

Nearby counties

Claiborne County, TN ($228,611) · Grainger County, TN ($283,143) · Campbell County, TN ($242,804) · Knox County, TN ($381,763) · Anderson County, TN ($318,117) · Jefferson County, TN ($337,050)