- 3 bd
- 2 ba
- 1,866 sqft

The average Mercer County, OH home value is $275,628, up 5.2% over the past year, and homes go to pending in around 14 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: $275,628
1-Year Value Change: +5.2%
(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 Mercer County, OH is $275,628 as of September 2026. This represents a 0.4% increase compared to last month and a 5.2% increase year-over-year.
The median home value in Mercer County, OH ($275,628) compares to Ohio ($245,982) and the U.S. national median ($366,157).
The cities with the highest median home values in Mercer County, OH include: Saint Henry ($379,755), Fort Recovery ($350,671), Chickasaw ($306,670), Coldwater ($294,962), Celina ($239,888). These cities represent the most expensive areas within the county.