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Lookout Mountain Loop

10 miles round trip. There are spectacular 360-degree views of the Long Valley Caldera and other volcanic features such as Obsidian Dome and Mono Craters. 

General Information

building

Address: 2510 Hwy 203 Mammoth Lakes, CA 93546
Phone: (760) 924-5500
Hours: Daily, 8:00am- 5:00pm

Getting There

Directions

This route starts north of Mammoth Lakes, off of Hwy. 395 at 2S06 and heads north.  The road circumnavigates Lookout Mountain with a side trip to the top on road 2S02.

Facility and Amenity Information

Restrooms

Restroom information is not available for this site.

Water

Potable water is not available at this site.

Recreation Opportunities

OHV Road RidingOHV Road Riding

Last updated February 6, 2026