About

Grenell Island, sometimes referred to as Grennell, is nestled within the picturesque Thousand Islands region, straddling the US-Canada border. Situated in the municipality of Clayton in Jefferson County, New York, this island is a part of a landscape renowned for its natural beauty and diverse array of islands. The coordinates for Grenell Island are marked at 44°17’00″N latitude and 76°02’39″W longitude, placing it within a two-minute box of 44^18′ x 76^02′.

As a part of New York State, Grenell Island offers a unique glimpse into the Thousand Islands, a region famous for its scenic waterways and recreational opportunities. The island’s alternate name, Grennell, is occasionally used, reflecting its rich local history and cultural significance. While specific details about the island’s size or population are sparse, its inclusion in the Thousand Islands underscores its relevance to both American and Canadian landscapes. Visitors and locals alike appreciate Grenell Island for its serene environment and the sense of tranquility it brings amidst the bustling waterways of the St. Lawrence River.

Island or Feature Name
Grenell Island

Nationality
US

Centroid Lat/Long
441700N 0760239W

Two-Minute Box
44^18′ x 76^02′

Location and description

Former, informal, or alternate names
sometimes Grennell

Municipality
Clayton

County
Jefferson

Province / State
NY

Ports?

Book refs

1000islands.co ID #
457

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Data source.