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Galloo Island Light

Lighthouse · Jefferson County, New York

Galloo Island Lighthouse on Lake Ontario
Galloo Island Lighthouse on Lake Ontario · Unknown authorUnknown author / Wikimedia Commons · Public domain

Galloo Island Light is a lighthouse in Jefferson County, New York. New York has 84 lighthouses on record at Wayfarrow, 8 of them in Jefferson County.

It was built in 1867, in the Civil War era, making it the 15th oldest of the 56 in New York with a recorded construction date; the tower stands about 55 feet tall (14th tallest of 38 measured in New York); the light characteristic is recorded as Fl W, 6s; it guards Lake Ontario; it was deactivated in 2011; the structure is built of stone.

Status check, 2026-11: The current limestone tower was finished in 1867 and replaced the 1820 original, the first US lighthouse on Lake Ontario. It is about 60 ft if measured to the ventilator ball. The tower is on private property. Galloo Island Light is listed on the National Register of Historic Places. It stands at 43.8883° N, 76.4450° W.

Key facts

Current structure built1867
Tower height55 ft
Light characteristicFl W, 6s
Deactivated2011
Body of waterLake Ontario
Materialstone
Heritage designationNational Register of Historic Places listed place
National RegisterListed
Coordinates43.88833, -76.44500

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Nearby places

Questions

Where is Galloo Island Light?

Galloo Island Light is in Jefferson County, New York, at 43.8883, -76.4450.

How many lighthouses are in Jefferson County?

Jefferson County, New York has 8 lighthouses on record at Wayfarrow.

Sources and licences

Facts marked "approximately" carry an uncertain date in the source. Text on this page is generated from the sources above; no encyclopedia prose is copied. Last updated 2026-11-05.