Current Offers
Promotions & Specials
Offer Details
When it comes to life on the water, reliability matters. Yamaha outboards are engineered for durability and performance, and now you can enhance that confidence with extended warranty coverage on select eligible models.
Offer Details
Now is the perfect time to plan for the season ahead. Cobalt’s Showtime Sales Event is live for a limited time and offers a great opportunity to save now and be on the water by this Spring.
Through March 15, 2026, you can take advantage of savings up to $50,000 on select 2025 and older Cobalt models. Acting early gives you the best selection and delivery timing before spring demand ramps up.
Offer Details
Whether you want us to sell your boat for you or sell it to us out right, we are here to make the process simple, painless, and worry-free. Fill out our form and tell us about your boat or yacht and one of our trained staff will get in touch with you. Let us use our expertise to make the process easy for you.
We buy hundreds of boats a year from individuals, businesses, banks, and even other dealers.
Welcome to Bosun's Marine.
Bosun’s Marine is a top-ranked boat dealer selling new and pre-owned boats. As part of the OneWater Marine family of dealerships, with locations in New England and now Maryland, Bosun’s Marine serves Boston, Mashpee, Peabody, Grasonville, Annapolis and surrounding markets. Bosun’s Marine has been proudly serving boaters for over 35 years. By combining exceptional products with outstanding service we are committed to help you discover the superior lifestyle you deserve.
Bosun’s Marine Is A Five Star Certified Dealer
The Marine Industry Certification Program is designed to ensure that both buying and maintaining your boat are pleasant experiences. When you visit a Marine Industry Certified Dealer you can feel confident you are choosing a business that is committed to your satisfaction.
New Boats for Sale in Boston, Cape Cod, Annapolis and Surrounding Markets:
We offer the top brands – Cobalt, Cobia, EdgeWater, Pursuit, Regal, Riviera, Sportsman, Sunseeker, Sea Pro, Tiara Yachts, World Cat and more!
Pre-Owned Boats for Sale in Boston, Cape Cod, Annapolis and Surrounding Markets:
Bosun’s Marine’s offers the Northeast and Mid Atlantic a large selection of top-quality pre-owned boats for sale. The used boat inventory changes daily but we commonly have the most popular boat brands available. Click here to view our selection of pre-owned boats.
Our Brands
Featured Inventory
2025 PURSUIT
358 S
2026 SEA PRO
245 FLXR
2026 PURSUIT
328 S
