About this property
Offering a full-service marina on the Saint Lawrence River, this Alexandria Bay hotel has an indoor pool and hot tub, as well as a seasonal outdoor swimming pool. Free WiFi is offered throughout the property. The rooms at the Bonny Castle Resort include a flat-screen cable TV and a refrigerator. Select rooms feature a hot tub. Guests staying at the Bonny Castle Resort & Marina can enjoy 3 on-site dining options. The Manor House Restaurant serves breakfast and dinner in an elegant setting. The Riverside Sports Bar serves lunch and dinner, while The Pointe Bar and Grill prepares sandwiches and burgers with dockside dining (hours vary by season). Guests can see Boldt Castle among the Thousand Islands and the Thousand Islands Country Club is 12 mi away.
Couples in particular like the location – they rated it 8.2 for a two-person trip.
Distance in property description is calculated using © OpenStreetMap
Most popular amenities
- 2 swimming pools
- Non-smoking rooms
- Free parking
- Free Wifi
- Facilities for disabled guests
- Bar
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Area info
House rules
Child policies
Children of all ages are welcome.
Children 18 and above will be charged as adults at this property.
To see correct prices and occupancy info, add the number and ages of children in your group to your search.
Crib and extra bed policies
Cribs and extra beds aren't available at this property.




The fine print
Guests are required to show a photo ID and credit card upon check-in. Please note that all Special Requests are subject to availability and additional charges may apply.
Guests under the age of 18 can only check in with a parent or official guardian.
In response to the coronavirus (COVID-19), additional safety and sanitation measures are in effect at this property.
Food and beverage services at this property may be limited or unavailable due to the coronavirus (COVID-19).
Due to the coronavirus (COVID-19), this property is taking steps to protect the safety of guests and staff. Certain services and amenities may be reduced or unavailable as a result.
Due to the coronavirus (COVID-19), this property has reduced reception and service hours.