The route to Primus Peak involves exposed climbing and glacier travel. Gear and experience recommended.
Primus Peak is most often reached via the Thunder Creek Trailhead.
Primus Peak
48.5821,
-121.0912
Map & Directions
-
Length
- 19.0 miles, roundtrip
-
Elevation Gain
- 7,300 feet
-
Highest Point
- 8,508 feet
Parking Pass/Entry Fee
None
The route to Primus Peak involves exposed climbing and glacier travel. Gear and experience recommended.
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Hiking Primus Peak
Primus Peak
Map & Directions
Trailhead
Before You Go
A $26 backcountry permit is required to camp overnight in the North Cascades National Park Service Complex (incl. Ross Lake National Rec Area and Lake Chelan National Rec Area). Permits must be picked up in person at the Wilderness Information Center in Marblemount. See the National Park Service website for more information.
Parking Pass/Entry Fee
NoneWTA Pro Tip: Save a copy of our directions before you leave! App-based driving directions aren't always accurate and data connections may be unreliable as you drive to the trailhead.
Getting There
From I-5, head east on Hwy 20 for approximately 46 miles to Marblemount. Pass the North Cascades National Park Wilderness Information Center, where you can get permits if you are planning an overnight trip. Continue another 25 miles, and then turn right into Colonial Creek Campground, just past milepost 130. Follow signs to the trailhead near the amphitheater. Restrooms with running water are available.
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