Heart Island

Summary

Heart Island is an island in the Town of Alexandria within the Saint Lawrence River, along the northern border of the U.S. state of New York, in Jefferson County. The island is one of the most prominent within the Thousand Islands archipelago, which stretches from New York State to Canada.

Panoramic view of Heart Island and Boldt Castle in the Thousand Islands of Upstate New York

Heart Island is home to Boldt Castle, which is open to the public as a tourist attraction.

44°20′40″N 75°55′22″W / 44.3444°N 75.9227°W / 44.3444; -75.9227