About

Situated within the picturesque Thousand Islands region along the Canada-US border, the Twin Islands belong to the United States and are part of the municipality of Hammond in St. Lawrence County, New York. These islands, which were once informally known as “Island #30” and “Island *31,” contribute to the scenic beauty and diverse geography of this internationally renowned area.

The Twin Islands are nestled in the state of New York and are a testament to the rich natural landscape that characterizes the Thousand Islands. As part of the greater St. Lawrence County, these islands are part of a larger network of over a thousand islands that dot this section of the St. Lawrence River. This region is popular for its unique blend of natural beauty and historical significance, offering a glimpse into the diverse ecosystem and the intricate waterways that define this border area.

Island or Feature Name
Twin Islands

Nationality
US

Centroid Lat/Long

Two-Minute Box

Location and description

Former, informal, or alternate names
were “Island #30” and “Island *31”

Municipality
Hammond

County
St. Lawrence

Province / State
NY

Ports?

Book refs

1000islands.co ID #
1257

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Data source.