About

Mother-in-Law’s Island is nestled in the Thousand Islands region along the US-Canada border, within the jurisdiction of New York State. This island is part of an array of over 1,800 islands scattered across the St. Lawrence River, a notable waterway that serves as a natural boundary between the United States and Canada.

Despite its intriguing name, Mother-in-Law’s Island does not have any documented alternate names or additional historical context. The island’s location within the Thousand Islands offers a scenic landscape characterized by lush greenery and surrounded by the river’s expansive waters. As a part of New York State, it falls within the administrative boundaries of an unspecified county and municipality. The Thousand Islands region is renowned for its natural beauty and is a popular destination for both tourists and nature enthusiasts.

Island or Feature Name
Mother-in-Law’s Island

Nationality
US

Centroid Lat/Long

Two-Minute Box

Location and description

Former, informal, or alternate names

Municipality

County

Province / State
NY

Ports?

Book refs

1000islands.co ID #
814

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Data source.