About

Three Sisters Island lies within the scenic Thousand Islands region, nestled along the US-Canada border. It forms part of the enchanting archipelago in the town of Clayton, located within Jefferson County, New York. This area is known for its picturesque landscapes and rich history, drawing visitors who seek the tranquility and natural beauty of the islands dotting the St. Lawrence River.

As part of New York State, Three Sisters Island contributes to the diverse and unique geography that characterizes the Thousand Islands. Each island in this region holds its own charm and character, and while detailed descriptions of Three Sisters Island are limited, its inclusion in this renowned area suggests a serene environment typical of the region’s lush, wooded islands and clear waters.

Island or Feature Name
Three Sisters Island

Nationality
US

Centroid Lat/Long

Two-Minute Box

Location and description

Former, informal, or alternate names

Municipality
Clayton

County
Jefferson

Province / State
NY

Ports?

Book refs

1000islands.co ID #
1226

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Data source.