- 3 bd
- 2 ba
- 1,650 sqft

The average DeKalb County, IL home value is $294,833, up 5.0% over the past year, and homes go to pending in around 16 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: $294,833
1-Year Value Change: +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 DeKalb County, IL is $294,833 as of September 2026. This represents a 0.2% increase compared to last month and a 5.0% increase year-over-year.
The median home value in DeKalb County, IL ($294,833) compares to Illinois ($295,943) and the U.S. national median ($366,157).
The cities with the highest median home values in DeKalb County, IL include: Clare ($394,886), Hinckley ($341,561), Kingston ($325,954), Sandwich ($323,573), Somonauk ($323,104). These cities represent the most expensive areas within the county.