We are a full-service marina located in beautiful Henderson Harbor, New York, on the banks of Lake Ontario. Situated at the end of the Harbor, we offer deep, protected dockage, with easy access to the renowned fishing of Lake Ontario & The 1000 Islands, and only a 25-minute drive from Watertown, NY.

DOCKS AVAILABLE FOR THE 2025 SEASON

_{Give us a call – 315-938-5222}

Dockage: 

• Yearly and Seasonal Undercover Dockage on Lake Ontario, NY for your power boat.

• Uncovered Slips in our basin on the waters of Lake Ontario for sail and power boats dockage.

Marina Services: 

• 20 ton travel lift able to lift boats up to 40′

• Open end travel lift able to lift sailboats without dropping their masts

• Experienced mechanic on duty full-time for all your mechanical needs

• Yearly and seasonal covered dockage including power and water (floating docks now available)

• Covered winter storage, winter land storage

• Charter boats welcome

• Shrink-wrapping for your boat is available

• Boat launch ramp

• Lounge with pool table 

• Bathroom & shower facilities at the Marina

• Large deck overlooking the Lake

• Free parking & less than a 30-minute drive from Watertown, New York & Thousand Islands

Please get in touch! We would love to hear from you:

Lake Ontario Mariners’ Marina (LOMM)
12548 Eastman Tract Henderson Harbor, NY 13651
315-938-5222 or info@lakeontariomarinersmarina.com

In the 1000 Islands region on Lake Ontario near Watertown NY and the upstate New York area.