About Crystal Cove Marina
Crystal Cove Marina is your Boston Area boat dockage and storage marina. Located at 529 Shirley Street, Winthrop, MA. Close to downtown Boston and easy access to the Atlantic Ocean. Our Boston harbor marina is the home of cruisers, day trippers and charter captains alike. We take great pride in servicing boats for our customers. Whether you own a brand new cabin cruiser, or a small fishing skiff, let our experienced mechanics take care of your investment. For customer convenience, our service department is located at the marina and provides our customers with a variety of repair and maintenance services.
Facilities
Electricity
PetrolDiesel
Water
Sewage
Toilets
Recycling
Food
Bar
Boatbuilder
Haulout
RiggerCOORDINATES
42.37119 N, -70.97130 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Catamaran Berths
Yes
Dock Type
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Fri
5AM - 9AM
06 February 2026
N 8–10 knots.
Increasing from −9 to −4°C
Cloudy
Fri
9AM - 1PM
06 February 2026
- NE 8–12 knots.
- −3°C
NE 0.4m at 3s period
UV Index: 1 - Low- Cloudy
Fri
1PM - 5PM
06 February 2026
- NE 10 knots decreasing to 7 knots.
- −2°C
- NE 0.4m at 3s period
- UV Index: 0 - Low
- Cloudy