Home › Counties › Union County, IL
The median home value in Union County, IL is $153,147 as of 2026-08-31, up 0.95% from a year earlier.
Median Home Value
$153,147
Year-over-Year
+0.95%
National Rank
#2552 of 3071
Union County ranks 59th out of 102 counties in IL by median home price, and is -34.9% below the U.S. national median of $235,072. Within IL, the typical county has a median home value of $158,585, making Union County -3.4% below the IL state median.
The typical home value decreased by 0.5%, from $153,922 in May 2026 to $153,147 in Aug 2026.
Monthly Zillow Home Value Index snapshots retained by HomePriceMap. A short history is shown now and grows automatically as each new monthly release arrives.
| Month | Typical home value | Year-over-year change |
|---|---|---|
| May 2026 | $153,922 | +3.9% |
| Jun 2026 | $148,877 | +2.9% |
| Jul 2026 | $155,386 | +1.9% |
| Aug 2026 | $153,147 | +0.9% |
Households here earn a median of $55,728 a year against a typical home value of $153,147 — a price-to-income ratio of 2.7×, comfortably below the 3× income level generally considered manageable. That is less affordable than roughly 18% of U.S. counties. (How this is calculated.)
The median home value in Union County is $153,147. That's up 0.95% from a year earlier. That is about 34.9% below the U.S. national county median of $235,072, and makes Union County the 59th most expensive of 102 counties in Illinois.
Median household income here is $55,728, so a typical home costs about 2.7× annual household earnings — relatively affordable compared with other U.S. counties.
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