Unshakable ZIP Data 19803 | Wilmington, DE Housing Market
Wilmington · New Castle County · Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro · Delaware · Data updated June 19, 2026
The median sale price in ZIP 19803, Wilmington, Delaware is $492,354 at $249 per square foot. 78 single-family homes sold in the latest period, up 73.9 percent from a year earlier. Homes sit a median of 28 days on market with 1.6 months of supply. Sellers are getting 100.3 percent of list price and 50.0 percent of homes sold above asking.
Seller's market. No room for sloppy offers.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $515,442 | |
| Average price per sq ft | $261 | |
| Median sale price | $492,354 | |
| Median sale price per sq ft | $249 | |
| Median home size | 1,977 sq ft | |
| Median new listing price | $520,550 | -9.5% |
| National size rank | 5,512 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 78 | +73.9% |
| Median days on market | 28 days | |
| Months of supply | 1.6 months | |
| New listings | 101 | +34.0% |
| Active listings | 126 | +42.7% |
| Pending sales | 93 | +58.0% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 100.3% | -0.1 pts |
| Share sold above list | 50.0% | +3.3 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
2-bedroom
$413,744
3-bedroom
$436,082
4-bedroom
$606,468
5-bedroom
$749,474
These figures describe the single-family market for Wilmington, Delaware ZIP 19803. They are market context, not a substitute for sold comps or a formal appraisal.