Unshakable ZIP Data 19709 | Middletown, DE Housing Market
Middletown · New Castle County · Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro · Delaware · Data updated June 19, 2026
The median sale price in ZIP 19709, Middletown, Delaware is $549,837 at $194 per square foot. 144 single-family homes sold in the latest period, down 13.7 percent from a year earlier. Homes sit a median of 41 days on market with 4.3 months of supply. Sellers are getting 98.6 percent of list price and 22.1 percent of homes sold above asking.
Balanced market.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $542,257 | |
| Average price per sq ft | $191 | |
| Median sale price | $549,837 | |
| Median sale price per sq ft | $194 | |
| Median home size | 2,832 sq ft | |
| Median new listing price | $547,817 | -2.2% |
| National size rank | 1,348 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 144 | -13.7% |
| Median days on market | 41 days | |
| Months of supply | 4.3 months | |
| New listings | 249 | +8.6% |
| Active listings | 399 | +12.7% |
| Pending sales | 199 | +8.6% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 98.6% | -0.6 pts |
| Share sold above list | 22.1% | -3.0 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
2-bedroom
$426,070
3-bedroom
$432,028
4-bedroom
$609,046
5-bedroom
$708,522
These figures describe the single-family market for Middletown, Delaware ZIP 19709. They are market context, not a substitute for sold comps or a formal appraisal.