{{Short description|Island in New York, United States}} {{about|the island on the Saint Lawrence River|the island in Long Island Sound|Hart Island (Bronx)}} {{distinguish|Hart Island (disambiguation)}} [[Image:boldtcastle.jpg|thumb|250px|Panoramic view of Heart Island and Boldt Castle in the Thousand Islands of Upstate New York]] '''Heart Island''' is located in the Town of Alexandria, Jefferson County, New York, within the Saint Lawrence River, along the Canada–United States border. It is one of the most prominent islands in the Thousand Islands archipelago shared by the two countries.<ref name=":0">{{Cite web |title=Official Boldt Castle Website – Alexandria Bay NY in the Heart of the 1000 Islands — 1000 Islands NY tour St. Lawrence River |url=https://www.boldtcastle.com/visitorinfo/ |access-date=2025-05-27 |website=www.boldtcastle.com}}</ref>
Heart Island is home to Boldt Castle, a popular tourist attraction that is open to the public.<ref name=":0" />
== References == {{Reflist}}
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Category:Islands of Jefferson County, New York Category:Islands of the Thousand Islands in New York (state)
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