Smith Yacht Sales New Hampshire

Great Bay Marine

Full-service marina and yacht brokerage on the New Hampshire Seacoast—where 60 years of family tradition meets expert service.

60+ Years of Family-Owned Excellence

Great Bay Marine has served the New Hampshire Seacoast for over six decades. This family-owned and operated marina in Newington, NH provides comprehensive year-round service to greater Portsmouth and surrounding areas—now with dedicated yacht brokerage services from Smith Yacht Sales.

128 Slips & 72 Moorings

Year-round dock space with full amenities

35-Ton Travel Lift

Professional haul-out and service capabilities

6 Service Buildings

Indoor storage and comprehensive repair facilities

Complete Marina Services

From routine maintenance to major refits, Great Bay Marine handles it all. Their full-service department specializes in engine service, repair, and sales. Enjoy convenient winter storage with easy access to your boat, plus everything you need at the Ship's Store before heading out on the water.

Full Service Department

Expert repairs, refits, and engine service

Ship's Store

Everything you need for a day on the water

Lexie's Landing

Seasonal waterfront restaurant on-site

Local Expertise, Personal Service

Our on-site broker specializes in the New Hampshire and Maine market. Whether you're buying or selling, you'll get the personalized attention and local knowledge that makes all the difference in finding or selling your perfect yacht.