Welcome to the Mammoth Lakes Trail System!

The Mammoth Lakes Trail System offers boundless recreation opportunities on more than 300 miles of trails. From granite crags to trout-stocked lakes, pine forests to alpine meadows, there’s something for all seasons, interests and abilities, motorized and non-motorized alike. Managed jointly by the Town of Mammoth Lakes and the Inyo National Forest, the system includes connections to three wilderness areas, Devils Postpile National Monument, the Pacific Crest Trail and more. Many of these attractions are accessible right from the center of town! Explore MammothTrails.org and discover the adventures of a lifetime.


Trail System Update

  • Fire restrictions are in effect and will remain in effect until the end of 2016 fire season. Click here for more information.

Featured Activities

Fall Color Viewing Fall Color Viewing

Hiking Hiking

Featured Trails

Heart Lake Trail 1.1 mi

Surface: Soil

Fall Color Viewing

Town Loop 7.3 mi

Surface: Asphalt


Featured Destinations

Lake George

Hours of Operation: Store: 8 a.m. to 5 p.m., summer only


Mammoth City

Hours of Operation: Day use only


Event Calendar

How to get involved Local recreation resources Experiences and ratings Finding your way around the MLTS