Marblehead Light (Ohio)

Marblehead Light
LocationOH 163, Marblehead, Ohio
Coordinates41°32′11.2″N 82°42′42.2″W / 41.536444°N 82.711722°W / 41.536444; -82.711722
Tower
Constructed1822 
Constructionlimestone
Automated1958
HeightTower 50 feet (15 m)
ShapePyramidal frustum of a cone tower
MarkingsWhite with red markings, parapet and roof
HeritageNational Register of Historic Places listed place 
Light
First lit1822
Focal height20.5 m (67 ft) 
LensFresnel lens
Range11 nautical miles (20 km; 13 mi)
CharacteristicGreen, flashes every 6 seconds
Marblehead Lighthouse
Area4 acres (1.6 ha)
Built1820
ArchitectKelley, William
Architectural styleCone Shaped Lighthouse
NRHP reference No.69000148
Added to NRHPDecember 17, 1969

Marblehead Lighthouse in Marblehead, Ohio, United States, is the oldest lighthouse in continuous operation on the American side of the Great Lakes. It has guided sailors safely along the rocky shores of Marblehead Peninsula since 1822, and is an active aid to navigation.