- 3 bd
- 2 ba
- 1,540 sqft

The average Piatt County, IL home value is $230,912, up 2.2% over the past year, and homes go to pending in around 11 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: $230,912
1-Year Value Change: +2.2%
(Data through August 31, 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 Piatt County, IL is $230,912 as of August 2026. This represents a 1.0% increase compared to last month and a 2.2% increase year-over-year.
The median home value in Piatt County, IL ($230,912) compares to Illinois ($297,573) and the U.S. national median ($368,697).
The cities with the highest median home values in Piatt County, IL include: White Heath ($379,307), Monticello ($284,697), Mansfield ($229,514), Cisco ($202,764), Bement ($175,722). These cities represent the most expensive areas within the county.