Welcome to Knutson’s Yacht Haven Marina

Knutson Marina in Port Jefferson New York

Port Jefferson New York’s Best Marina for Docking Slips Winter Storage & Engine Repair in Port Jefferson  NY.  Offering Dry and Inside Storage Port Jefferson NY.

Call 631-673-0700

We are located on

1 Anchorage Lane Huntington NY

CLICK HERE for Google Maps Directions To our Marina

Directions Video to our Marina

If you have any questions need immediate assistance or further help finding us please contact Dan Knutson at 631-673-0700 or  email Dan at

We have been proudly serving the Port Jefferson New York area at the same location since 1937.

We specialize in

Dockage Slips:  Locked and Gated secure facility with 24 hour7 day a week key access for our dock slip customers.

Security: Locked Gate fenced in and security camera monitored private property marina.

Winterization: We have a very specific multi step process that is personally overseen by owner Dan Knutson to ensure your boat or yacht is ready for winter storage.

Storage Options Dry Storage Inside Storage Outside Storage  Winter Storage

Detailing: Boat Cleaning Washing, Stain Removal, Mark Removal, Polishing, Waxing,

Engine Repair: On site certified engine repair is done by Brian Jennings owner operator of Halesite Boat & Motor.  Engine replacement and Fabrication.

Shrink Wrapping: We shrink wrap all types of boats and yachts.  For winterization and for transport

Pre Transport Shrink Wrapping and preparations

Secure Gated Private Parking

Towns and localities we service: Huntington New York, Huntington Harbor, Halesite NY, Lloyd Harbor, Oyster Bay, Northport NY, East Nortport, Centre Island, Mill Neck NY, Oyster Bay Cove, Centerport, Hampton Bay, Little Neck, Great Neck,  Asharoken,  Muttontown, Brookeville,  Cold Spring Harbor, Bayville, Hemstead Bay, Long Island Sound, Manhasset Bay, Glen Cove, Sands Point, Lattingtown, Cove Neck, Kings Park New York, Stony Brook, Smithtown, Port Jefferson, Old Field, Crystal Brook Hollow, Mt. Sinai Harbor, Port Jefferson New York

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Dockage Inside Boat Storage Brokerage Huntington NY