About

Skelton Island, part of the Thousand Islands region, lies within the waters of the St. Lawrence River at the Canada-US border. As the easternmost island associated with The Brock Group, Skelton Island is positioned southwest, or upriver, of the city of Brockville, Ontario. The island is mapped at a latitude of 44° 34′ 38″ N and a longitude of 75° 41′ 35″ W, placing it within the geographic boundaries defined by the two-minute box of 44° 36′ x 75° 40′.

Officially part of the Elizabethtown-Kitley municipality in Leeds and Grenville County, the island is under the jurisdiction of the province of Ontario. Known colloquially as “Skelton” in local Ports Guides, the island shares its name with other historical and navigational references, indicating its recognition among those navigating the river. This small but noteworthy landmass contributes to the rich mosaic of islands that characterize this picturesque region, renowned for its natural beauty and historical significance.

Island or Feature Name
Skelton Island

Nationality
Canada

Centroid Lat/Long
44° 34′ 38″ N – 75° 41′ 35″ W

Two-Minute Box
44^36′ x 75^40′

Location and description
Easternmost island in or near The Brock Group, southwest (upriver) of Brockville, ONT

Former, informal, or alternate names
“Skelton” in Ports Guide and on U

Municipality
Elizabethtown-Kitley

County
Leeds and Grenville

Province / State
ONT

Ports?

Book refs

1000islands.co ID #
1100

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Data source.