Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility 🛶 Small Dock Est. Slips ~20 Water River Confidence High

Compact marina dock nestled among residential houses with no dedicated parking lot visible, likely relying on street parking.

Aerial view of Seaford Dock
Atlantic Coast

Seaford Dock

Seaford, NY

Seaford Dock is situated in Seaford, New York, on the south shore of Long Island, directly along the Atlantic Coast, where it benefits from the region's coastal waters and proximity to the open ocean. This marina serves recreational boating and sailing activities in the dynamic waters of Long Island's southern coastline, catering to boaters exploring the Atlantic's nearby bays and inlets. As part of the greater New York metropolitan area, it provides access to a mix of sheltered harbors and open sea conditions typical of this coastal region.

Location Seaford, Nassau County, New York
Capacity ~20 slips
Coordinates 40.6601, -73.4865

Nearby Marinas in New York

Marina Parking & Access Control

Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.