Cannon in Fort Jefferson in Dry Tortugas National ParkGulf of Mexico in Dry Tortugas National ParkSeaplane in Dry Tortugas National ParkFort Jefferson Entrance in Dry Tortugas National ParkAerial view of Fort Jefferson in Dry Tortugas National ParkMoat Wall in Dry Tortugas National ParkFort Jefferson in Dry Tortugas National ParkBush Key in Dry Tortugas National ParkFort Jefferson Courtyard in Dry Tortugas National Park

Dry Tortugas Overview

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Dry Tortugas National Park Locator Map

Fast Facts

Nearest City Key West, FL
Last Site Visit December 2007
Annual Visitation 60,895 in 2007 (view all years)
Creation Date October 26, 1992
Total Area 64,700 acres
Entrance Fee $5 per person per week
Lowest Elevation 0 feet, at the Gulf of Mexico
Highest Elevation Negligible, on land portion
Highest Average Temperature 90°F, in August
Lowest Average Temperature 65°F, in January
Record High Temperature 95°F, in 1957
Record Low Temperature 41°F, in 1981
Click here for detailed weather information

Area Weather Information


Park Evolution

1935: Fort Jefferson National Monument created
1976: Named a UNESCO International Biosphere Reserve (with Everglades)
1992: Redesignated Dry Tortugas National Park

Phone Numbers & Addresses


Mailing Address

Dry Tortugas National Park
P.O. Box 6208
Key West, FL 33041

Visitor Information

(305) 242-7700
(305) 242-7711 (Fax)


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