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 (Striped) Confidence High

Large marina with extensive docks, multiple buildings including boat storage sheds full of blue-tarped boats, and a large striped asphalt parking lot with numerous vehicles.

Aerial view of Main Dock
Atlantic Coast

Main Dock

Town of Grand Island, NY

Main Dock is a marina situated in the Town of Grand Island, New York, along the Niagara River in the western part of the state, near the border with Canada and close to Niagara Falls, which is part of the Great Lakes region rather than the direct Atlantic Coast. This setting provides access to the freshwater environments of the Niagara River and Lake Erie, making it ideal for recreational boating and sailing in these inland waterways. The marina caters to boaters exploring the scenic river routes and nearby Great Lakes areas.

Location Town of Grand Island, Erie County, New York
Capacity ~150 slips
Coordinates 42.9757, -78.9457

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.