Hillsboro Lighthouse Facts

Lighthouse
Land purchased: 3 acres, Nov 9, 1903
Lighthouse built: 1906-1907
First Lit: March 7, 1907
Tower Height: 142 feet
Focal Plane: 132 feet
Construction
Type:
Octagonal pyramid iron skeletal tower with cylindrical central staircase
Foundation Materials: Structural iron piping
Number of Steps: 175 to Lantern Room
Day mark: Bottom half is white. Top half & lantern are black.
Original Lighting
Apparatus:
2nd order bivalve Fresnel lens floating in a pool of mercury
Present Lighting
Apparatus:
Original 2nd order bivalve Fresnel lens with ball bearing system
Candlepower: 5.5 million
Characteristic: Flashing white every 20 seconds
Beacon Distance: 28 miles
Auxiliary
Structures:
2 keeper's dwellings, crew barracks, museum (former radio room)
Operating Entity: United States Coast Guard
Open to Public: Yes, only on tour dates
Lighthouse Museum: Yes

Florida Lighthouse Links


Lighthouse logo www.floridalighthouses.org Special thanks to the Florida Lighthouse Association for their support and research. Please visit their web site for information on Florida's 29 other lighthouses. CG Aux logo www.cgaux.org To learn more about the role of the Coast Guard Auxiliary, please visit their web site.