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Located right on the Great Peconic Bay, our facility is here to make your time on the water a memorable experience. Call us: (631) 709-5253

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We are the perfect choice for sailors cruising the North Fork of Long Island and beyond.

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Kick off your 2017 boating season at our second annual Pig Roast. Meet and greet your fellow dock mates. Please bring along your beverage of choice as well as a side dish or dessert to share.

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GPBM boaters enjoy a friendly, helpful, fun and relaxing atmosphere where they spend quality time with friends and family at one of Long Island’s top marinas.

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Great Peconic Bay Marina is committed to keeping our water and environment clean while providing facilities for recreational boaters

We offer warranties for repairs on Mercury, Mercruiser or Volvo Penta engines, among other popular brands.

Boats For Sale In Long Island, NY - Great Peconic Bay Marina

Do you want to buy a boat? Read what you should keep in mind. http://greatpeconicbaymarina.com/boats-sale-long-island-ny/

When looking for boat repair services on Long Island, you need to make sure that their employees are of the highest caliber. Our service department has a standard that is nothing short of #excellence! Trust your #boat to Great Peconic Bay Marina. www.greatpeconicbaymarina.com

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With easy access to the open waters yet hidden and secure, as well as boasting a staff that is unparalleled in the boat dockage business, Great Peconic Bay Marina in South Jamesport is the ideal place for you!

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At GPBM we know that your leisure time is precious and the reason you own a boat is to relax and enjoy your time on the water.

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Great Peconic Bay Marina is so much more than just a place to keep your boat. We are a family!

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GPBM are dedicated to giving our boaters not only a place to “refuel”, but a place to recharge and rejuvenate with family and friends on the water.