Sugar Island is a small, uninhabited island located in the Saint Lawrence River, near the border of New York and Canada. It is part of Jefferson County and is known for its natural beauty and recreational opportunities, including fishing and boating. The island is surrounded by scenic views and is a popular spot for outdoor enthusiasts. The island is accessible by boat and is often visited by those looking to explore its serene environment. Sugar Island is part of the Thousand Islands region, which is famous for its numerous islands and rich history, making it a notable destination for nature lovers and tourists alike.