Great Island Boat Yard & Marina is located just 40 minutes north of Portland, in a naturally protected and beautiful cove. We have a happy and welcoming family-run operation. Our modern boat yard facilities include a custom post and beam building housing offices, a ship’s store, and guest amenities. While staying in our marina, you gain access to our experienced riggers, and expert mechanical and electrical service techs to keep you up and running.

  • Picturesque, peaceful, a natural hurricane hole
  • 65 marina slips – 45 moorings
  • Seasonal and transient reservations available
  • Vessels up to 70’ LOA, 8.5’ draft
  • ValvTect fuel, ice, free pump-out and water
  • Free WiFi – customer lounge – large, clean restrooms and showers – laundry facilities
  • Food, On-Site at Craft Kitchen & Provisions

To inquire about slip and mooring reservations call (207) 729-1639.

To hail on approach, call us on VHF, Channel 09.

For information about restaurant/cafe & provisions, May – October, call (207) 406-4333 or email,