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Recreation Region: Detroit Ranger District

Duffy Lake Trail #3427

Duffy Lake Trail connects to the Big Meadows area and to Mt. Jefferson Wilderness.

Current Conditions
For current conditions, please contact the local ranger station.

Specific Trail Information

Trail Number

#3427

General Information

Big Meadows Area:

Mt. Jefferson Wilderness access:

This site requires a Northwest Forest Pass or Interagency pass. To reduce the risk of theft, we no longer accept payment on-site. Day-use passes and annual passes are available electronically, by mail, and through local vendors.

If entering from Duffy Lake Trailhead: Central Cascades Wilderness Permits are required between June 15 and October 15 for both day and overnight use at this trailhead. If entering from Big Meadows Trailhead, there are two types of entry permits required.

  • Overnight Use
  • Day Use
    • Free, self-issue Wilderness Permit (available at the trailhead) between June 15 and October 15.

Check out Recreation.gov for more information or call 1-877-444-6777.

Water from streams and lakes should be filtered or treated.

Getting There

Trailhead/Starting Points

Recreation Opportunities

Last updated June 10, 2025

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