Unshakable ZIP Data 20689 | Sunderland, MD Housing Market
Sunderland · Calvert County · Washington-Arlington-Alexandria, DC-VA-MD-WV metro · Maryland · Data updated June 19, 2026
The median sale price in ZIP 20689, Sunderland, Maryland is $615,817 at $222 per square foot. 5 single-family homes sold in the latest period, up 71.6 percent from a year earlier. Homes sit a median of 36 days on market. Sellers are getting 102.8 percent of list price and 80.0 percent of homes sold above asking.
Balanced market.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $586,871 | |
| Average price per sq ft | $211 | |
| Median sale price | $615,817 | |
| Median sale price per sq ft | $222 | |
| Median home size | 2,777 sq ft | |
| Median new listing price | $629,618 | -3.1% |
| National size rank | 16,297 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 5 | +71.6% |
| Median days on market | 36 days | |
| New listings | 5 | -27.5% |
| Active listings | 7 | -11.4% |
| Pending sales | 6 | -13.1% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 102.8% | +0.3 pts |
| Share sold above list | 80.0% | +13.3 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
4-bedroom
$671,880
These figures describe the single-family market for Sunderland, Maryland ZIP 20689. They are market context, not a substitute for sold comps or a formal appraisal.