Wayfarrow

Grays Reef Light Station

Lighthouse · Emmet County, Michigan

Grays Reef Light Station is a lighthouse in Emmet County, Michigan. Michigan has 124 lighthouses on record at Wayfarrow, 6 of them in Emmet County.

It was built in 1936, in the interwar years, making it the 82nd oldest of the 89 in Michigan with a recorded construction date; the tower stands about 65 feet tall (15th tallest of 63 measured in Michigan); its light sits 82 feet above the water; the light characteristic is recorded as Fl R 10s (a red flash every 10 seconds), with a range of about 15 nautical miles; it guards Lake Michigan.

Status check, 2026-11: This 1936 lighthouse built on a concrete base in the water replaced lightships that had marked the reef since 1891. The 65 ft tower sits on the roof of the building, with the light 82 ft above the water. Grays Reef Light Station is listed on the National Register of Historic Places. It stands at 45.7667° N, 85.1533° W.

Key facts

Current structure built1936
Tower height65 ft
Focal height82 ft
Light characteristicFl R 10s
Range15 nautical miles
Body of waterLake Michigan
Heritage designationNational Register of Historic Places listed place
National RegisterListed
Coordinates45.76667, -85.15333

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Questions

Where is Grays Reef Light Station?

Grays Reef Light Station is in Emmet County, Michigan, at 45.7667, -85.1533.

How many lighthouses are in Emmet County?

Emmet County, Michigan has 6 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.