Mammoth Ranger District


Convict Lake

Mammoth Lakes Ranger District is located in the northern half of Inyo National Forest, and is centered around the town of Mammoth Lakes, CA.  The area is most well known for winter sports. When the snow melts, it is a mecca for mountain biking and fishing enthusiasts. Hiking and equestrian trails access huge areas of Sierra Nevada wilderness.

Current Conditions for Mammoth Lakes Ranger District

At a Glance

Current Conditions: Lakes Basin Road and Old Mammoth Road to Lakes Basin Road are closed for the winter,SR 203 is closed for the winter at Mammoth Mountain Inn, Reds Meadow Road is closed for the winter.
Information Center: Mammoth Lakes Welcome Center  (760) 924-5500

General Information

General Notes:

Mammoth Lakes Ranger DistrictJohn Muir and Ansel Adams Wilderness fill the west edge of the district, including Devils Postpile National Monument.

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Camping & Cabins

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Horse Riding & Camping

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Nature Viewing

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OHV Riding & Camping

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Outdoor Learning

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Winter Sports

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Areas & Activities


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USFS Emblem and Travel Management

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