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 Est. Parking ~60 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Medium-sized marina with multiple piers packed with boats, adjacent surface parking lot with several vehicles, surrounded by residential areas.

Aerial view of Mystic Downtown Marina
Atlantic Coast

Mystic Downtown Marina

Groton, CT

Mystic Downtown Marina is situated in Groton, Connecticut, along the picturesque Mystic River, which flows into Long Island Sound on the Atlantic Coast, offering a scenic blend of historic New England charm and coastal waters. This marina primarily serves recreational sailors and boaters navigating the protected waters of Long Island Sound and the nearby Atlantic coastal regions. Its location in southeastern Connecticut makes it a gateway for exploring the area's rich maritime heritage and nearby islands.

Location Groton, Southeastern Connecticut Planning Region, Connecticut
Capacity ~80 slips
Coordinates 41.3510, -71.9716

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.