Unshakable ZIP Data 62037 | Grafton, IL Housing Market
Grafton · Jersey County · St. Louis, MO-IL metro · Illinois · Data updated June 19, 2026
The median sale price in ZIP 62037, Grafton, Illinois is $232,431 at $132 per square foot. 4 single-family homes sold in the latest period, down 17.6 percent from a year earlier. Homes sit a median of 177 days on market with 11.2 months of supply. Sellers are getting 90.2 percent of list price and 0.0 percent of homes sold above asking.
Buyer leverage market. Negotiate hard.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $266,961 | |
| Average price per sq ft | $151 | |
| Median sale price | $232,431 | |
| Median sale price per sq ft | $132 | |
| Median home size | 1,767 sq ft | |
| Median new listing price | $372,813 | +55.4% |
| National size rank | 19,489 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 4 | -17.6% |
| Median days on market | 177 days | |
| Months of supply | 11.2 months | |
| New listings | 9 | -29.7% |
| Active listings | 19 | -3.8% |
| Pending sales | 6 | +1.4% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 90.2% | -8.2 pts |
| Share sold above list | 0.0% | 0.0 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
3-bedroom
$299,329
These figures describe the single-family market for Grafton, Illinois ZIP 62037. They are market context, not a substitute for sold comps or a formal appraisal.