3 Star Hotel

Bonnie Castle Resort & Marina

31 Holland St, Alexandria Bay, NY - United States
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Bonnie Castle Resort & Marina
1/35

About

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 Bonnie Castle Resort include a flat-screen cable TV and a refrigerator. Select rooms feature a hot tub. Guests staying at the Bonnie Castle Resort & Marina can enjoy 3 on-site dining options. The Manor House Restaurant seasonally served dinner on Friday and Saturday. May be closed for private functions, please check specific dates with the front desk. The Riverside Sports Bar serves dinner seasonally Friday and Saturday, 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 18.6 km away.

Guest Rating

6.8

Pleasant

Based on 625 reviews

Location Of Hotel

8.3

Hotel Cleanliness

7.3

Hotel Staff

8.4

Overall Quality

6.7
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Room Options

1/8

King Room - River View with Spa Bath

302 sqft • 1 King

Air conditioningAlarm clockBalconyBath or Shower

Room Details and Photos

1/4

Double Room with Whirlpool (Promotional Package)

2153 sqft • 2 Double

Air conditioningAlarm clockBath or ShowerCarpeting

Room Details and Photos

1/5

One-Bedroom Apartment

603 sqft • 1 King and 1 Sofabed

Air conditioningAlarm clockBalconyBath or Shower

Room Details and Photos

Guest Rating

6.8

Pleasant

Based on 625 reviews

Location Of Hotel

8.3

Hotel Cleanliness

7.3

Hotel Staff

8.4

Overall Quality

6.7

Pros +

  • Friendly front desk person
  • It is not updated but it is charming. Location on the river is beautiful and within walking distance to downtown
  • The location and staff

Cons -

  • Disorganized, understaffed, nasty, mouthy housekeeper. Coffee was terrible.
  • The on-site restaurant was not adequately staffed because a server walked out so dinner did not come for 2 hours.
  • The driveway to the hotel needs to be repaved. There are lots of potholes.

Business Traveler (8)

Solo Traveler (15)

Traveling as Couple (433)

Family with Young Children (120)

Family with Teens (1)

Senior Traveler (1)

Group Traveler (41)

Total (574)

4.0

Sharon

Posted on: 8-22-2025

Friendly front desk person

Disorganized, understaffed, nasty, mouthy housekeeper. Coffee was terrible.

8.0

Jessica

Posted on: 8-7-2025

It is not updated but it is charming. Location on the river is beautiful and within walking distance to downtown

The on-site restaurant was not adequately staffed because a server walked out so dinner did not come for 2 hours.

10.0

Diane

Posted on: 7-30-2025

The location and staff

10.0

Jenny

Posted on: 3-19-2025

The driveway to the hotel needs to be repaved. There are lots of potholes.

Top Amenities:

Free Internet AccessFree ParkingHealth ServicesSwimming PoolRestaurantBusiness CenterHandicapped Rooms/FacilitiesNo Smoking Rooms/FacilitiesHot tub/Whirlpool
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Guest Policies

Check-in:

After 03:00 PM

Check-out:

Before 11:00 AM

Pets:

Pets are not allowed.

Important Info:

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. Swimming pool: Closed from Sun, Jun 21, 2026 until Mon, Sep 7, 2026 A damage deposit of USD 200.0 is required at checkin. This will be collected by credit card. You should be reimbursed within 14 days of checkout via credit card, subject to an inspection of the property.

Features & Amenities

Highlighted Amenities:

Free Internet Access
Free Parking
Health Services
Swimming Pool
Restaurant
Business Center
Handicapped Rooms/Facilities
No Smoking Rooms/Facilities
Hot tub/Whirlpool

Amenities & Services

Business center
Daily disinfection
Facilities for disabled guests available
Free Wi-Fi
Free parking
Heated pool
Hot tub/Whirlpool
Indoor pool
Non-smoking rooms available
Outdoor pool
Restaurant(s)
Swimming pool

Top Hotel Destinations

$173
per night