Area · Alpine Lakes Wilderness
Commonwealth Basin
3.2 mi round trip810 ft gainEasyDay hike: Free self-issueOvernight: Free self-issue
Get alerts for this hikePermits and reservations
Day hikeFree self-issue
Fill out the free wilderness permit at the trailhead kiosk.
OvernightFree self-issue
No reservation. Use the same free permit, keep groups to 12 or fewer, and camp at least 200 ft from water.
Alpine Lakes Wilderness rules from the Forest Service. Matched from official wilderness boundaries. Always confirm with the land manager before you go.
About the trail
Distance3.2 miRound trip, out and back
Elevation gain810 ftTotal climb, round trip
High point3,896 ftFrom elevation data
Overview
Commonwealth Basin is an area reached by a 3.2-mile round trip from PCT Horse Trailhead Parking. The route follows Old Commonwealth Trail, then Commonwealth Basin Trail to the destination.
Photos from hikers
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What you need
Parking and passes
Forest Service trailhead: display a Northwest Forest Pass or an interagency pass (America the Beautiful).
Buy a Northwest Forest PassGetting there
The hike starts at PCT Horse Trailhead Parking. Save directions offline before you leave, since mountain roads often lose cell service.