Home › Counties › Johnson County, IL
The median home value in Johnson County, IL is $189,628 as of 2026-07-31, down 2.74% from a year earlier.
Median Home Value
$189,628
Year-over-Year
-2.74%
National Rank
#2071 of 3071
Johnson County ranks 31st out of 102 counties in IL by median home price, and is -19.1% below the U.S. national median of $234,352. Within IL, the typical county has a median home value of $160,090, making Johnson County +18.5% above the IL state median.
Households here earn a median of $62,528 a year against a typical home value of $189,628 — a price-to-income ratio of 3.0×, above the 3× level usually considered comfortable, but below 5×. That is less affordable than roughly 28% of U.S. counties. (How this is calculated.)
The median home value in Johnson County is $189,628. That's down 2.74% from a year earlier. That is about 19.1% below the U.S. national county median of $234,352, and makes Johnson County the 31st most expensive of 102 counties in Illinois.
Median household income here is $62,528, so a typical home costs about 3.0× annual household earnings — moderately expensive compared with other U.S. counties.
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