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 ~80 Water Ocean/Bay Lot Size Small (<50) Lot Type Surface Confidence High

Medium-sized marina with multiple piers packed with boats, surrounded by small buildings and limited unstructured surface parking with no visible vehicles.

Aerial view of Mason Island Marina
Atlantic Coast

Mason Island Marina

Mystic, CT

Mason Island Marina is situated on Mason Island in the Mystic River, within the charming coastal town of Mystic, Connecticut, along the Atlantic Coast's Long Island Sound, offering a sheltered and scenic setting amid New England's historic maritime landscape. This marina primarily serves recreational boating and sailing enthusiasts, providing access to the waters of the Mystic River and the broader Long Island Sound for activities such as day sailing, fishing excursions, and coastal cruising. Its location in southeastern Connecticut makes it a gateway to the Atlantic's varied coastal environments, including nearby islands and bays.

Location Mystic, Southeastern Connecticut Planning Region, Connecticut
Capacity ~80 slips
Coordinates 41.3410, -71.9649

Nearby Marinas in Connecticut

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.