Lighthouse · Port Huron, Michigan
Fort Gratiot Lighthouse

The tower was first lit in 1829 and is still an aid to navigation. Its light shows one green flash every 6 seconds, seen up to 16 nautical miles out. It is listed on the National Register of Historic Places. The oldest surviving lighthouse in Michigan, a white brick tower at the head of the St. Clair River in Port Huron; St. Clair County Parks and the Port Huron Museums give seasonal tours and tower climbs, and Lighthouse Park beside it has a beach view.
Open in the viewer from Lighthouse Park, Port Huron →
Quick facts
| Type | Lighthouse |
|---|---|
| Built | 1829 |
| Light | Fl G 6s |
| Position | 43.0063°N, 82.4225°W |
| From Lighthouse Park, Port Huron | 150 m (492 ft), bearing 152° SSE |
| Source | USCG Light List Vol. VII 10015; NOAA ENC; National Register 76001975 |
How to see it
Above water and inside the horizon from Lighthouse Park, Port Huron, 150 m (492 ft) away, so on a clear day it can be seen from there, and CoastFinder puts a label on it.
On the website for now. Michigan's lighthouses are in the web viewer first, and they are coming to the CoastFinder app, which covers the North Carolina coast today. Follow @coastfinderapp to hear when Michigan arrives.
Nearby
- Peche Island Rear Range LighthouseLighthouse · 33 km
- Port Sanilac LighthouseLighthouse · 48 km
- St. Clair Flats Rear Range LightLighthouse · 56 km
- St. Clair Flats Front Range LightLighthouse · 57 km
- Windmill Point LighthouseLighthouse · 83 km
- William Livingstone Memorial LighthouseLighthouse · 85 km
Not for navigation. Positions and depths come from public charts and records, with their sources named above; they are for looking, not for piloting a boat.