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No spots left? Get notified when we find cancellations.
No spots left? Get notified when we find cancellations.

Mammoth Crest Loop

Backpacking2 days12.6 mi (round-trip)
Upcoming
Advanced release
tomorrow, 3 PM
Trips starting Aug 11
Best time
Book now

Itinerary

Duck Lake Pass Trailhead
5.4 mi • 2,100 ft gain
Deer Lakes
7.3 mi • 900 ft gain
Duck Lake Pass Trailhead
Driving directions
Trail map
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How to get a permit

This trip requires a Inyo National Forest Wilderness Permit. Reservations depend on your start date:

Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan

Trips starting between November 2, 2024 and April 30, 2025

Permits required. No quota.

Online reservations

Closes day of
Book
Get notified when we find cancellations
Release
2 weeks ahead at 7 AM PT

Permit details

Here is how to fill out the Inyo National Forest Wilderness Permit application:

Permit TypeOvernight
Entry PointDeer Lakes
Exit PointDeer Lakes
1st night Camp AreaDeer Lakes

Select a start date

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