Hidden Lake Lookout & Peak

A scramble of 9 miles with 3,300 feet of elevation gain off of the Cascade River Road in North Cascades National Park.

getting there

From SR-20 in Marblmount, turn onto Cascade River Road. Follow it east for 9.7 miles and then turn  left onto Forest Road 1540 (Sibley Creek Road). Drive 4.7 miles to the road's end and trailhead (3,600 ft).

On the Trail

Hidden Lake Lookout (6,890 ft)

9 miles round trip with 3,340 feet of elevation gain, Difficulty: Strenuous

Hike the Hidden Lake Trail 4.5 mile to the southwest peak and the Hidden Lake Lookout.

Approach & Ascent

Hidden Lake Peak (7,088 ft)

10 miles round trip with 3,540 feet of elevation gain, difficulty: Strenuous 3, Technical 3

Hike the Hidden Lake Trail to the the saddle just north of the southwest peak and scramble northeast to the summit of the northeast peak.

  • Suitable Activities: Day Hiking, Scrambling
  • Seasons: July, August, September, October
  • Weather: View weather forecast
  • Difficulty: Strenuous, Strenuous 3, Technical 3
  • Length: 9.0 mi
  • Elevation Gain: 3,300 ft
  • 7,088 ft
  • Land Manager: North Cascades National Park
    Stephen Mather Wilderness, Mount Baker Ranger District (MBSNF)
  • Parking Permit Required: None
  • Recommended Party Size: 12
  • Maximum Party Size: 12
  • Maximum Route/Place Capacity: 12
  • Green Trails North Cascades Ross Lake No. 16SX
  • Green Trails Diablo Dam No. 48
  • Green Trails Cascade Pass No. 80
  • USGS Sonny Boy Lakes
  • USGS Eldorado Peak
  • Trails Illustrated North Cascades National Park

Upcoming Activities

Alpine Scramble - Hidden Lake Peak

Scrambling Trip
Snow Scramble primarily intended for 2021 Everett Scrambling Course Students. Contact the leader to be
Difficulty: Strenuous 3, Technical 3
Sat, Jun 19, 2021
3 participants on waitlist 0 leaders
Registration closes Jun 17
Everett Branch

Alpine Scramble - Hidden Lake Lookout & Peak

Scrambling Trip
We will scramble the peak on whichever of the two days has the better weather
Difficulty: Strenuous 3, Technical 3
Tue, Jun 29, 2021 - Wed, Jun 30, 2021
1 participant on waitlist 0 leaders
Registration closes Jun 22
Seattle Branch

CHS 1 Hike - Hidden Lake Lookout

Day Hiking Field trip: Conditioning Hiking Series
A North Cascades classic! The trail climbs steeply and steadily up wildflower meadows to a
Difficulty: Strenuous
Thu, Jul 29, 2021
No Prerequisites
6 participants
Registration opens Jun 23
Seattle Branch
Trip Reports

This is a list of titles that represent the variations of trips you can take at this route/place. This includes side trips, extensions and peak combinations. Not seeing a title that fits your trip? Log in and send us updates, images, or resources.

  • Hidden Lake Lookout
  • Hidden Lake Peaks Lookout
  • Hidden Lake Peak
  • Hidden Lake Peaks

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