Harbour

Masons Island Marina

Stonington, United StatesLong Island Sound
Type
Harbour

Full-service marina in a sheltered cove off the Mystic River at Mason's Island, Mystic, Connecticut, with 120 floating berths and 20 moorings.

Guide

Approach and anchoring

The marina lies in a well-sheltered cove a short way off the main Mystic River channel. It sits south of all the river bridges, giving clear access to Fishers Island Sound and Long Island Sound. Around 5.5 ft of water at low water.

Practical

120 floating berths and 20 moorings for boats from 10 to 50 ft. Fuel berth with diesel, pump-out, and onsite engine service, rigging and fibreglass repair. WiFi across all berths and storage lockers.

Key facts

Type
Harbour
Coordinates
41.34152, -71.96526 (41°20.49'N 71°57.92'W)
Town
Stonington
Country
United States
Updated
July 7, 2026

Getting there

Masons Island Marina lies at 41°20.49'N 71°57.92'W, that is 41.34152, -71.96526 in decimal degrees.

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