New Seabury Marina is nestled in a protected cove in scenic Popponesset Bay. Located in the community of New Seabury, Cape Cod’s premier resort community. New Seabury Marina is a wonderful base for cruising the waters of Vineyard Sound and a convenient starting point to Nantucket and Martha’s Vineyard.
New Seabury has 38 deep water slips with floating compost docks, power and water. We offer seasonal and transient slips.
Shamrock Boat Works
Our boatyard is operated by Shamrock Boat Works. The marina offers, service, transport and winter storage.
We offer 89 Octane and Marine Diesel. A ValvTech Certified Marina offering “specially formulated” 89 gas and diesel to prevent the problems of ethanol gasoline.
We also have a boat ramp for all your launching needs.
Hours of Operation
Memorial Day - Labor Day 8:30-5:00
Off season by appointment 508.477.9197