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Visit Bonnie Castle Marina for all of your boating needs.

Bonnie Castle Marina is a full-service marina featuring a gas dock, convenience store for beer and other market items, a sign shop for custom lettering and signage, boat service, a parts and marine store, seasonal and transient boat dockage, and winter storage. We’re also proud to offer the Thousand Islands region’s largest selection of brokerage boats for sale.

Visit our Marina website to see all of our current brokerage boat listings.

For information about dockage or winter storage, please contact us at 315.482.2526 or