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Green Harbor Marina

239 Dyke Rd., Route 139

Marshfield, MA 02050


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Green Harbor Marina offers slips & complete marine service just thirty minutes south of Boston & a 1/4 mile from the open ocean. We maintain a well-stocked parts center & ships store as well as providing a fuel dock & bathhouse. We are home to the serious sport fisherman & commercial fleet that chase the Giant Bluefin Tuna.

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Green Harbor Marina is a full service marina offering marine engines, outboard motors, marine supplies, parts, and accessories.


We pride ourselves in servicing all makes, models of outboards, inboards, sterndrives, gas & diesel. We are a Mercury Outboard, Mercruiser Inboard & Sterndrive, Yanmar & Westerbeke dealer. We have transient slips available for service "free of charge"! Just call, email, or radio us on channel 65 to arrange a service appointment.

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