Is Seaford, NY 11783 a buyer’s or seller’s market?

The Seaford housing market right now

In the three months ending August 31, 2026, 57% of homes in Seaford, NY 11783 sold above their list price, the typical home went under contract in 20 days and there were 1.7 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 55 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 66%, homes sold about as fast and the median sale price rose 2% to $819,645. Overall, Seaford is less competitive than a year ago, which gives buyers more room.

Within Nassau County, homes here sell faster than in 91% of the county’s ZIP codes, and sell more often over asking than in 74%. On our competition score, Seaford ranks #169 of 649 NY ZIP codes with enough sales (score 91 out of 100).

Nearby, buyers who want less competition could look at Point Lookout 11569 (0% sold over asking) or Atlantic Beach 11509 (0% sold over asking), while Malverne 11565 (75% sold over asking) and Wantagh 11793 (74% sold over asking) are even more competitive.