Ogdensburg Harbor Light
Lighthouse · St. Lawrence County, New York

Ogdensburg Harbor Light is a lighthouse in St. Lawrence County, New York. New York has 84 lighthouses on record at Wayfarrow, 2 of them in St. Lawrence County.
It was built in 1870, in the late 19th century, making it the 23rd oldest of the 56 in New York with a recorded construction date; the tower stands about 65 feet tall (7th tallest of 38 measured in New York); its light sits 69 feet above the water; the light characteristic is recorded as Fl W 10s (a white flash every 10 seconds); it guards St. Lawrence River; it was deactivated in 1964.
Status check, 2026-11: The limestone lighthouse built in 1870 replaced the original 1834 light, and in 1900 the tower was raised from about 40 ft to 65 ft with added brickwork. Ogdensburg Harbor Light is listed on the National Register of Historic Places. It stands at 44.6978° N, 75.5033° W.
Key facts
| Current structure built | 1870 |
|---|---|
| Tower height | 65 ft |
| Focal height | 69 ft |
| Light characteristic | Fl W 10s |
| Deactivated | 1964 |
| Body of water | St. Lawrence River |
| Heritage designation | National Register of Historic Places listed place |
| National Register | Listed |
| Coordinates | 44.69780, -75.50330 |
Nearby places
- Sucker Brookghost town · St. Lawrence County · 14.5 mi
- Black Lakeghost town · St. Lawrence County · 17.5 mi
- Crossover Island Lightlighthouse · St. Lawrence County · 19.4 mi
- Sunken Rock Lightlighthouse · Jefferson County · 31.7 mi
- Rock Island Lightlighthouse · Jefferson County · 38.4 mi
- Jayvilleghost town · St. Lawrence County · 40.7 mi
- Hollywoodghost town · St. Lawrence County · 43.8 mi
- La Raysvilleghost town · Jefferson County · 46.1 mi
Questions
Where is Ogdensburg Harbor Light?
Ogdensburg Harbor Light is in St. Lawrence County, New York, at 44.6978, -75.5033.
How many lighthouses are in St. Lawrence County?
St. Lawrence County, New York has 2 lighthouses on record at Wayfarrow.
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wikidata — Wikidata item (CC0)
- National Register of Historic Places — National Register of Historic Places record (public-domain)
- Wikidata — Wikipedia article (linked as a source; text not used) (CC0)
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.