Bonnie Castle Resort & Marina

A world of beauty, history and total relaxation awaits you at Bonnie Castle Resort and Marina! Whether your a “local” or visitor, you’re invited to enjoy fine dining in our Manor House Restaurant, grab a sandwich on the dock at The Pointe Bar and Grill, relax by the pool, or simply sip a cocktail on our expansive decks overlooking the majestic St. Lawrence River, with unsurpassed views of Boldt Castle on Heart Island. Have a boat? Take advantage of our full-service marina. We look forward to serving you in the most beautiful place on earth—the 1000 Islands! A Full-service Marina (Seasonal) Visit the Bonnie Castle Marina for all of your boating needs, including service, gas, marine equipment and sundries, custom signs and lettering, brokerage boat sales, seasonal and transient dockage, and winter storage.