Main Park Phone Numbers Not in Service
The two main phone numbers to the park, 378-6399 and 378-6300, are not in service at this time. Please call the Visitor Center at 719-378-6395.
Dunes Among Diversity
The tallest dunes in North America are the centerpiece in a diverse landscape of grasslands, wetlands, conifer and aspen forests, alpine lakes, and tundra. Experience this diversity through hiking, sand sledding, splashing in Medano Creek, wildlife watching, and more!Read More
Did You Know?
Free ranger programs are offered regularly at Great Sand Dunes from May-September, and on request the rest of the year. Most programs welcome all ages. More...