Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility ⚓ Full Service Marina Est. Slips ~150 Water Ocean/Bay Est. Parking ~120 spaces Lot Size Large (150+) Lot Type Surface Confidence High

Large marina with extensive finger docks along a bay inlet, surrounded by multiple industrial buildings and a spacious surface parking lot with numerous vehicles.

Aerial view of A C Marine Services
Atlantic Coast

A C Marine Services

Village of Freeport, NY

A C Marine Services is a marina located in the Village of Freeport, New York, on the southern shore of Long Island, where it sits along the edge of the Great South Bay and provides direct access to the Atlantic Ocean. This geographic setting in a bustling coastal community on Long Island's South Shore makes it ideal for recreational boating and sailing in the dynamic waters of the Atlantic Coast region. It caters to boaters navigating the nearby bays, inlets, and open ocean areas typical of this part of New York.

Location Village of Freeport, Nassau County, New York
Capacity ~150 slips
Coordinates 40.6467, -73.5744

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.