Sand Key Light

Sand Key Light is a lighthouse 6 nautical miles (11 km; 6.9 mi) southwest of Key West, Florida, between Sand Key Channel and Rock Key Channel, two of the channels into Key West, on a reef intermittently covered by sand. At times the key has been substantial enough to have trees, and in 1900 nine to twelve thousand terns nested on the island. At other times the island has been washed away completely.

Sand Key Light
Sand Key Light, 2005
Locationsouthwest of Key West, Florida
Coordinates24°27′14″N 81°52′39″W
Tower
Constructed1827 
Foundationcast iron screw piling
Constructioncast iron
Automated1938
Shapesquare pyramidal skeletal tower
HeritageNational Register of Historic Places listed place 
Racon"N" (— ∘)
Light
First lit1853
Deactivated2015
Focal height109 feet (33 m)
Lensfirst order Fresnel lens
RangeWhite 14 nautical miles (26 km; 16 mi), Red 11 nautical miles (20 km; 13 mi)
CharacteristicFlashing (2) white 15s with red sectors
Sand Key Lighthouse
Arealess than one acre
ArchitectJ.W.P. Lewis, John F. Riley Ironworks
Architectural styleIron Screw Pile Lighthouse
NRHP reference No.73000589
Added to NRHPApril 11, 1973
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