Starting from Horseshoe Lake of the Mammoth Lakes Basin, this trail goes past McCloud Lake and over the relatively gentle Mammoth Pass. Several trail junctions offer options to access the John Muir trail near Crater Meadow or Reds Meadow. Common destinations are the Fish and Cascade Valley areas, or along the John Muir Trail, either north or south.
To purchase more detailed maps or guidebooks of the area, visit esiaonline.com
At a Glance
Reserve up to 6 months in advance at Recreation.gov
Day use does not require a permit.
Rentals & Guides:
Mammoth Lakes Pack Outfit is located near Mammoth Lakes Basin.
Wilderness permits required year round for overnight trips.
- No campfires above 10,000 ft.; no campfires at some additional specific areas below 10,000ft. Check Maps of Campfire Restrictions.
- Bear containers are required for storage of food and trash.
- Check the area map for the correct trail name. Trips going toward Deer Lakes or Duck Pass are a different reservation.
- Ansel Adams and John Muir Wilderness regulations apply.
- Yosemite, Sequoia and Kings Canyon wilderness regulations apply if entering the National Parks.
Water from creeks, lakes and springs should be treated before drinking
No restroom. Please Leave No Trace. Bury human waste away from water sources.
For wilderness permit information call (760) 873-2483; or for area information call the Mammoth Lakes Welcome Center (760) 924-5500
Leave Hwy 395 at Mammoth Lakes, Hwy 203 and follow Lake Mary Road. Follow the signs to Horseshoe Lake. The trailhead parking is a paved lot with a turnaround.