New England Lighthouses: A Virtual Guide
Mount Desert Rock Light
Near Frenchboro, Maine
History / Bibliography / Photos / Postcards
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Jeremy D'Entremont
Location: About 20 miles south of Mount Desert Island
Nearest town: Frenchboro
43 58 06 N
68 07 42 W
MapQuest Link
Station established: 1830; Present lighthouse built: 1847; Automated: 1977
Construction material: Granite
Height of tower: 58 feet; Height of focal plane: 75 feet
Other buildings still standing: 1893 keeper's house, 1895 boathouse, cistern, storage building
Accessibility: The lighthouse is used as a whale research station and is not open to the general public. It is best viewed by boat.
Active U.S. Coast Guard aid to navigation. Property maintained by:
College of the Atlantic
105 Eden St.
Bar Harbor, ME 04609
(207) 288-5015
Earlier optic: Third-order Fresnel (1858); Present optic: VRB-25

Characteristic: Flashing white every fifteen seconds
Fog signal: Two blasts every 30 seconds, operating continuously.
Related sites:
Alexander Parris Digital Project Resources for Maine Travel & Living
Previous lighthouse (south to north): Great Duck Island Light
Next lighthouse (south to north): Baker Island Light
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1997-2012  Jeremy D'Entremont. Do not reproduce any images or text from this website without permission of the author.