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Name: Sentinel Island Light  

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Nearest Town or City:
Juneau, Alaska, United States

Location: Northern end of Favorite Channel into Lynn Canal; Auk Bay, west of Juneau.

Click to enlarge: Photo    Large photo
Photo: U.S. Coast Guard

Managing Organization:
Gastineau Channel Historical Society

Telephone: 907-586-5338


Contact Address Information:
1001 Basin Road
Alaska, 99801, United States

On April 27, 2004, the light station was transferred to the Gastineau Channel Historical Society under the National Historic Lighthouse Preservation Act of 2000. The society plans to establish a Southeast Alaska Maritime Interpretive Center here. A Fresnel lens from this lighthouse is on display at Alki Point Lighthouse in WA.

Tower Height: 51

Height of Focal Plane: 86

Description of Tower: Concrete cylindrical tower with red lantern on roof of square concrete fog signal building.

This light is operational

Other Buildings?
Concrete fog signal building integral to tower, boathouse and hoist house, tramway, blacksmith shop; workshop, cistern, oil house.

Earlier Towers?
1902: Wood frame keeper's house with square tower on front of building (lantern was moved to present tower), destroyed in 1971.

Date Established: March 1, 1902.

Date Present Tower Built: 1935

Date Automated: 1966

Optics: 1902: Fourth order Fresnel lens; now solar powered VRB-25 VEGA.

Fog Signal: Originally third class Daboll fog trumpet; fog signal deactivated in 1995.

Current Use: Active aid to navigation.

Open To Public? By appointment only.

Boat or float plane access only. Auke Bay Landing Craft and Excavation can provide transportation -- see or email for details. If you are interested in overnight stays contact the Gastineau Channel Historical Society at

Nearby Lodging: If you are interested in overnight stays at the lighthouse station, contact the Gastineau Channel Historical Society at


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