On the Dunes in Great Sand Dunes National ParkIn Medano Creek in Great Sand Dunes National ParkDunes in September snow in Great Sand Dunes National ParkDry Medano Creek in September in Great Sand Dunes National ParkIn Medano Creek in Great Sand Dunes National ParkClimbing the Dunes in Great Sand Dunes National ParkDunes in September snow in Great Sand Dunes National ParkEntering Medano Creek in Great Sand Dunes National ParkOn the Dunes in Great Sand Dunes National Park

Great Sand Dunes Overview

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Great Sand Dunes National Park Locator Map

Fast Facts

Nearest City Alamosa, CO
Last Site Visit June 2007
Annual Visitation 285,121 in 2007 (view all years)
Creation Date September 13, 2004
Total Area 107,000 acres
Entrance Fee $3 per person per week
Highest Average Temperature 80°F, in July
Lowest Average Temperature 8°F, in January
Record High Temperature 96°F, in 1982
Record Low Temperature -25°F, in 1963
Lowest Elevation 7,520 feet, near San Luis Lakes
Highest Elevation 13,604 feet, at Tijeras Peak

Area Weather Information


Park Evolution

1932: Great Sand Dunes National Monument created
2004: Redesignated Great Sand Dunes National Park

Phone Numbers & Addresses


Mailing Address

Great Sand Dunes National Park
11999 Highway 150
Mosca, CO 81146

Visitor Information

(719) 378-6300
(719) 378-6310 (Fax)


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