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Thunder Lake

Backpacking2 days11.7 mi (round-trip)

Itinerary

Wild Basin Trailhead
5.8 mi • 2,200 ft gain
Thunder Lake
5.8 mi • 100 ft gain
Wild Basin Trailhead
Driving directions

How to get a permit

This trip requires a Rocky Mountain National Park Wilderness Permit. Reservations depend on your start date:

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

Trips starting between May 1 and October 31

Permits required. Quota in effect.
1st option

Online reservations

Closes 3 days ahead
Book
Get notified when we find cancellations
Release
Mar 1 at 8 AM MST Passed
2nd option

In-person reservations

Opens day of
Unclaimed permits only

Permit details

Here is how to fill out the Rocky Mountain National Park Wilderness Permit application:

Starting AreaWild Basin
1st Night CampsiteThunder Lake
Entry PointWild Basin
Exit PointWild Basin

Select a start date

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