About Us

Granite State Dock & Marine

Consider Granite State Dock & Marine your partners in the boating lifestyle. For over 20 years, We’ve been supporting the needs of New Hampshire, Massachusetts, and Maine boaters as they enjoy the beautiful lakes that New England has to offer. Let us assist you in making your boating experience the way it should be: enjoyable, safe and fun!

Boat Sales

We’ve got an ever-changing inventory of new and preowned boats. View our selection online, or drop by. Give us a call if you’re looking for something special or for special orders from the new boat lines we carry.

Boat Service

We feature a top-rated repair shop, plenty of year round storage and a well stocked retail store. Our techs are Yamaha, Mercury/MerCruiser trained and certified and go through yearly training to learn about new products and techniques to ensure our customers continue to receive the best service available. We also service all makes and models of engines.

Engine Replacement

Maybe your motor is beyond the value of repairs? We have become known as the area’s experts in marine inboard and outboard re-powers. We are authorized Mercury, MerCruiser, and YAMAHA dealers and technicians.

Shoreline Structure

Granite State Dock and Marine also fabricates custom docks of any configuration. We can custom build any size dock, stationary or floating, to your exact needs and budget. We also offer a full range of dock system sales, service, installation, and removal. We offer plastic, cedar, aluminum or any combination to suit your requirements.

Supplies and Accessories

Our retail shop and showroom is well stocked with the accessories and supplies you need to keep your boating experience safe and enjoyable. We’ve also got fishing tackle and live bait supplies.