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 ~120 spaces Lot Size Large (150+) Lot Type Surface Confidence High

Medium-sized marina with extensive docks, multiple parking areas filled with numerous white vehicles (likely RVs or boats on trailers), and adjacent buildings surrounded by wooded residential areas.

Aerial view of Shennecossett Yacht Club
Atlantic Coast

Shennecossett Yacht Club

Groton, CT

Shennecossett Yacht Club is a historic marina situated in Groton, Connecticut, along the Thames River where it meets the waters of Long Island Sound on the Atlantic Coast. This location in southeastern Connecticut provides access to the sheltered bays and open waters of Long Island Sound, making it ideal for recreational sailing and boating in a region known for its coastal beauty and maritime heritage. The club primarily serves sailing enthusiasts, offering opportunities for both leisurely cruises and competitive racing in the dynamic waters of the Sound.

Location Groton, Southeastern Connecticut Planning Region, Connecticut
Capacity ~80 slips
Coordinates 41.3195, -72.0624

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.