Boldt Castle Visitor Information

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Dates, Rates and Information:

Boldt Castle is an Official Port of Entry into the United States in Alexandria Bay, New York with hours of operation starting at 10:00am and running to 6:00pm.  During non-operating hours there is a video phone available for check in at the Alexandria Bay Municipal Dock for individuals entering or returning to the United States by boat. If you have any further questions, please call 315-482-9724.

The Castle is open daily, starting May 9th to October 4th, from the hours of 10:00am to 6:30pm. During July and August extended hours are from 10:00am to 7:30pm, and for the days of October 5th to the 12th, 17th and 18th from 10:00am to 5:30pm.

Admission Rates: Adults $6.50, Children (Ages 6-12) $4.00, US Funds**

***Pet restrictions in effect. No Pets of any kind are allowed inside the Castle regardless of size unless the pet is a service animal.

Yacht House Dates & Rates:

The Boldt Castle Yacht House is open from May 16th to September 27th from the hours of 10:30am to 6:30pm.

Admission Rates: Adults $3.00, Children (Ages 6-12) $2.00, US Funds**

For information on group rates please call 1-800-847-5263, or write the Thousand Islands Bridge Authority, Collins Landing, PO Box 428, Alexandria Bay, New York 13607.

**Canadian currency accepted at posted rate of exchange. Admission prices are subject to change.

Getting to Boldt Castle:

Boldt Castle is located on Heart Island, in the United States, and is only accessible by water. From both Canada and the U.S., visitors may find transportation on either a tour boat or by personal pleasure craft. Passengers arriving from Canada must provide proper identification. For further information please refer to the U.S. Customs and Border Protection web-site www.cbp.gov.

A shuttle from Heart Island provides access to the Boldt Castle Yacht House.

Tour Boat Operators:

From the U.S.:

• Uncle Sam Boat Tours, Alexandria Bay, New York, USA
  Web-Site: www.unclesamboattours.com
  Phone: 315.482.2611 or 1-800-253-9229
  Daily Departures: every 30 minutes beginning at 10:00am
  
  
• Clayton Island Tours, Clayton, New York, USA
  Web-Site: www.claytonislandtours.com
  Phone: 315-686-4217
  Please call for Schedule.
  
  
• Visit the Antique Boat Museum, Clayton, New York, USA
  and see George Boldt's La Duchesse and take a speed boat ride on the St. Lawrence River.
  Web-Site: www.abm.org
  Phone: 315.686.4104
  

From Canada:

• Gananoque Boat Lines, Gananaoque, Ontario Canada
  Web-Site: www.ganboatline.com
  Phone: 613.382.2144
  
  
• 1000 Islands Cruises, Rockport, Ontario Canada
  Web-Site: www.rockportcruises.com
  Phone: 613.659.3402, 800-563-8687
  Daily Departures: 10:30am, 12-Noon, 1:30pm and 3:00pm