About

Located in the picturesque Thousand Islands region, Sister Island is a small landform under the jurisdiction of the United States. Nestled within the coordinates 44°30’26” N and 75°45’43” W, this island lies in the vibrant waters of the St. Lawrence River, which forms a natural border between Canada and the United States. Sister Island is part of the town of Hammond in St. Lawrence County, New York, a region known for its stunning landscapes and rich biodiversity.

Hammond, the municipality that encompasses Sister Island, is steeped in history and offers a serene escape amid the scenic beauty of the Thousand Islands. While specific details about Sister Island’s size or features remain elusive, its position within this iconic archipelago hints at an environment that is both tranquil and inviting, ideal for those seeking a moment of respite in nature’s embrace. The Thousand Islands area is renowned for its natural beauty, and Sister Island contributes to the mosaic of islands that attract visitors and nature enthusiasts alike.

Island or Feature Name
Sister Island [1]

Nationality
US

Centroid Lat/Long
443026N 0754543W

Two-Minute Box
44^32′ x 75^44′

Location and description

Former, informal, or alternate names

Municipality
Hammond

County
St. Lawrence

Province / State
NY

Ports?

Book refs

1000islands.co ID #
1093

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Data source.