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DeTour Reef Lighthouse

DeTour Passage · Eastern Upper Peninsula · Michigan

DeTour Reef Lighthouse on its concrete platform with visitors on the deck
DeTour Reef Lighthouse stands on its offshore concrete platform. Photograph by Todd.

DeTour Reef Lighthouse rises directly from the water, its white tower and keeper’s quarters resting on a broad concrete platform. There is no beach path to its door. The view from a boat reveals a station built for work offshore, at the meeting of Lake Huron and a major Great Lakes shipping route.

Quick Facts

LocationOffshore from DeTour Village and Drummond Island, Michigan
WaterwayNorthern Lake Huron; entrance to the St. Marys River
Present lighthouse1931
Tower heightApproximately 63 feet
Focal heightApproximately 74 feet above the water
ConstructionReinforced-concrete tower and keeper’s quarters on a concrete pier
AppearanceWhite building, dark lantern and red lantern roof
StatusActive aid to navigation
Owner and preservationDeTour Reef Light Preservation Society
Visitor accessBoat only; occasional tours and seasonal keeper stays by arrangement

History & Description

The present lighthouse entered service in 1931, succeeding the earlier DeTour Point light. Its offshore position marked the reef at the entrance to the St. Marys River, where vessels pass between Lake Huron and the route toward Lake Superior.

The square reinforced-concrete tower rises from two-story keeper’s quarters. The roughly 63-foot structure carries its light about 74 feet above the water. Its broad base, narrow tower and projecting galleries give it a distinct, purposeful outline.

The photographs show details that a distant shore view can miss: lifting cranes beside the quarters, railings around the platform, tall tower windows and the lantern above. Together they suggest how much of a keeper’s working world had to fit within this small space surrounded by water.

Volunteer preservation efforts began with the Society’s formation in 1998. Major restoration was completed in 2004, and public tours and a keeper program began in 2005. Today the lighthouse combines its active navigation role with opportunities to experience and support offshore maritime heritage.

Historical references: Pure Michigan · University of North Carolina Lighthouse Directory · DeTour Reef Light Preservation Society.

Visitor Information

Arrange boat access
The lighthouse is offshore and accessible only by boat. View its location →. Arrange any landing through the Preservation Society.
Occasional tours
The Society offers tours from time to time. Check its tour page or email ToursAndKeepers@drlps.com for upcoming dates and requirements.
Stay on the light
The keeper-stay program offers seasonal stays with boat transport from DeTour Village. Guests may help with light duties and need to bring their supplies. Confirm current availability, pricing and expectations with the Society.
Physical access
Access involves ladders and stairs, including vertical ladders at the platform. Discuss mobility and boarding requirements before reserving. The Society currently requires stay guests to be over age 12.
Weather and schedules
Confirm the departure location, timing and weather arrangements directly. A visit depends on safe boat transfer and landing conditions.
Photographs
A close approach shows the concrete base and cranes; a wider view places the tower against the distant wooded shore. Follow your captain’s guidance around the working light.

Visitor information checked October 11, 2026 against the Society’s tour and stay pages.

Photo Gallery

Photographs by Todd. Select a photograph to view it larger.

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