Southport Island Marine is a Boatbulding Boat Yard located in the Boothbay Region of Mid-Coast Maine.
Well known since 1995 as the builder of the elegant and highly regarded DownEast powerboat, the Southport 30,
We have expanded our offerings to include: the Handy Billy 21, the Hurricane Island 30, and the 20 foot Celebrity Class Sloop.

Navigate from the top of any page or click on a photo below to access more information on our boats.

Southport 30

Handy Billy 21

Hurricane Island 30

Celebrity Class Sloop

Also:
Custom Boatbuilding (From Kits and Custom Designs),
Upcoming Boothbay Harbor One Design, and Several Human Powered Models