Unshakable ZIP Data 11740 | Greenlawn, NY Housing Market
Greenlawn · Suffolk County · New York-Newark-Jersey City, NY-NJ-PA metro · New York · Data updated June 19, 2026
The median sale price in ZIP 11740, Greenlawn, New York is $759,774 at $482 per square foot. 11 single-family homes sold in the latest period, down 37.1 percent from a year earlier. Homes sit a median of 22 days on market with 2.3 months of supply. Sellers are getting 102.1 percent of list price and 90.9 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 | $859,789 | |
| Average price per sq ft | $546 | |
| Median sale price | $759,774 | |
| Median sale price per sq ft | $482 | |
| Median home size | 1,575 sq ft | |
| Median new listing price | $879,482 | +10.1% |
| National size rank | 9,332 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 11 | -37.1% |
| Median days on market | 22 days | |
| Months of supply | 2.3 months | |
| New listings | 22 | -23.0% |
| Active listings | 26 | -40.1% |
| Pending sales | 16 | -44.1% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 102.1% | -1.2 pts |
| Share sold above list | 90.9% | +35.4 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
3-bedroom
$801,024
4-bedroom
$962,523
5-bedroom
$1,154,708
These figures describe the single-family market for Greenlawn, New York ZIP 11740. They are market context, not a substitute for sold comps or a formal appraisal.