Bonnie Castle Yacht Basin Inc | Top Marina in Alexandria Bay, NY Skip to content

Bonnie Castle Yacht Basin Inc

Alexandria Bay, NY 13607
Services
Dockage, Fuel & Service
Pricing
Contact for Rates

About

Alexandria Bay, New York, is home to Bonnie Castle Yacht Basin Inc, a full-service marina on the St. Lawrence River in the Thousand Islands. The marina sits at 31 Holland Street, with views toward Boldt Castle on Heart Island. Boaters can inquire about summer boat slips for the 2027 season and use the marina as a base for time on the river. On-site dockage is paired with a fuel dock for waterfront access.

Service capabilities include repairs, fiberglass and gel-coat work, bottom painting, cleaning, and detailing. Equipment listed includes a travel lift, hydraulic trailer, and dockside lifts, along with pump-out service. The property also has a convenience store, laundry, ice, beer, soda, and snacks, while the adjacent resort describes dining, pool time, and expansive decks overlooking the river. Contact Bonnie Castle Yacht Basin Inc to ask about dockage or service.

Features

  • Full-service marina
  • Summer slip availability
  • Marine repair services
  • Boat cleaning and detailing
  • Pump-out service

Amenities

  • Slips & Dockage
  • Fuel
  • Service & Repair
  • Pump-Out & Waste
  • Laundry
  • Cooler & Ice
  • Dining & Food
  • Pool & Beach
  • Waterfront & Access

Why book with us

  • Arrange repairs for jobs big or small
  • Fuel up with non-ethanol gas and diesel
  • Use lift equipment for boat handling
  • Enjoy views of Boldt Castle
  • Stock up at the on-site convenience store

Frequently Asked Questions

How old do you have to be to rent a boat in New York?

New York's only statutory rental age is for personal watercraft and specialty prop-craft: Navigation Law §73-a bars a livery from renting one to anyone under sixteen, and in the same clause requires genuine proof of identification and age plus compliance with the boating safety certificate rule in section 49. A personal watercraft renter over eighteen may skip that certificate only where the livery keeps them within five hundred feet of the agent assigned to supervise, on a clearly marked craft.

Operating age is separate. Section 49 sets ten years for a mechanically propelled vessel and fourteen for a personal watercraft, each with a certificate; a personal watercraft operator may instead be accompanied by a certificate holder over eighteen. Rental companies set their own minimum age.

Source: New York State Office of Parks, Recreation and Historic Preservation (nysenate.gov)

Do you need a boating license in New York?

Yes, but New York calls it a Safe Boating Certificate rather than a boating license. The state generally requires recreational operators of motorized vessels to complete a state-approved course and carry the original certificate, including for personal watercraft. Operators of other motorboats must be at least 10, while PWC operators must be at least 14. Renters age 18 or older may operate a livery motorboat without a certificate after receiving basic instruction and safety information; a rented PWC may be operated without one only within a marked area near the livery. Renters under 18 need a certificate, and no one under 16 may rent a PWC at all. Course graduates receive a temporary certificate valid for 90 days. Valid U.S. Coast Guard operator licensees are exempt. New York State Parks administers the program.

Source: New York State Office of Parks, Recreation and Historic Preservation (parks.ny.gov)

Where can you go boating from Alexandria Bay, New York?

From Alexandria Bay, you can launch directly onto the St. Lawrence River and cruise among the Thousand Islands. The village waterfront is the simplest starting point: Holland Street and the Crossmon Street Extension are boat-launch sites.

Heart Island is a shore stop with extensive docking for private boats visiting Boldt Castle. The American Narrows, between Wellesley Island and the mainland, is generally deep and well marked, but small islands and shoals border the channel, so it calls for attentive channel cruising. Swan Bay is a shallow inlet and should be treated as shallow water rather than as part of the deep marked passage.

Source: Village of Alexandria Bay (villageofalexandriabay.com)

What are the most popular boating destinations near Alexandria Bay, New York?

From Alexandria Bay, boaters go to Heart Island to tour Boldt Castle; Wellesley Island State Park for its marina, sandy river beach and nature center; Mary Island State Park for a boat-only picnic stop with foot trails and places to beach or moor; and Clayton for waterfront shops, dining and the Antique Boat Museum. These stops offer landmark touring, swimming, wooded island time and a river-town visit on the St. Lawrence River.

Source: 1000 Islands International Tourism Council (visit1000islands.com)

Location

Alexandria Bay, NY 13607

Disclaimer

This listing was created using artificial intelligence and publicly available data. The information presented may be inaccurate, outdated, incomplete, or incorrect. Slipstream does not verify, endorse, or guarantee the accuracy of any listing content, including but not limited to contact information, pricing, services offered, hours of operation, or business status.

All content is provided “as is” and without warranties of any kind, express or implied. Slipstream expressly disclaims all liability for any loss, damage, or reliance arising from the use of this information. Users are solely responsible for independently verifying all details directly with the business.

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