Wayfarrow

Port Sanilac Light

Lighthouse · Sanilac County, Michigan

Port Sanilac Light is a lighthouse in Sanilac County, Michigan. Michigan has 124 lighthouses on record at Wayfarrow.

It was built in 1886, in the late 19th century, making it the 46th oldest of the 89 in Michigan with a recorded construction date; the tower stands about 59 feet tall (22nd tallest of 63 measured in Michigan); its light sits 69 feet above the water; the light characteristic is recorded as Fl(3) W 10s (a group of 3 white flashes every 10 seconds), with a range of about 16 nautical miles; it guards Lake Huron.

Status check, 2026-11: Eight-sided hourglass-shaped brick tower finished October 1886; it is still an active light, and the keeper's house is privately owned. Port Sanilac Light is listed on the National Register of Historic Places. It stands at 43.4289° N, 82.5400° W.

Key facts

Current structure built1886
Tower height59 ft
Focal height69 ft
Light characteristicFl(3) W 10s
Range16 nautical miles
Body of waterLake Huron
Heritage designationNational Register of Historic Places listed place
National RegisterListed
Coordinates43.42889, -82.54000

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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.