Home › Counties › Williamson County, IL
The median home value in Williamson County, IL is $158,465 as of 2026-05-31, down +0.04% from a year earlier.
Median Home Value
$158,465
Year-over-Year
-0.04%
National Rank
#2483 of 3072
Williamson County ranks 50th out of 102 counties in IL by median home price, and is -32.3% below the U.S. national median of $233,954. Within IL, the typical county has a median home value of $158,388, making Williamson County in line with the IL state median.
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