Mt. Jefferson - Duffy Lake Trailhead
Central Cascades Wilderness Permit - Day Use
Trailhead for Duffy Lake Trail #3427. For more information see Willamette National Forest, Duffy Lake Trailhead.
Select a date to see a list of times
Need to Know
- Day Use Permit Rules
Day use permits are required at this trailhead from June 15th through October 15th.
- Day Use Permit Rules
Day use permits are only valid for entry on the date and trailhead listed on the permit.
- Day Use Permit Rules
Travel between wilderness areas is only allowed at Pacific Crest Trail trailheads.
- Day Use Permit Rules
Day use permits are not transferable. The trip leader must be present with the group at all times.
- Early Season Access
Some trailheads may not be accessible to vehicles until mid/late-June, including McKenzie Highway (Oregon 242) and the Cascade Lakes Highway. Go to Tripcheck.com for the latest information.
- Early Season Access
Some trails often remain snow covered into late June.
- Campfire Information
Campfires are not allowed above 5,700’ elevation and at additional lower elevation destinations.
- Plan Ahead
Hikers and equestrians should obtain a detailed map of the area before planning a trip, and inquire in advance about trail conditions, particularly early in the season.
- Plan Ahead
Visitors must practice Leave No Trace skills, including properly disposing of human and pet waste and carrying out all trash. Visit LNT.org for more information.
- Recreation Fee
A federal recreation pass is required at this site including: National Forest Recreation Day Pass, Northwest Forest Pass or any Federal Lands Interagency Recreation Pass
