Hidden Lake Lookout

A strenuous, 9-mile round trip day hike with 3,290 feet of elevation gain in North Cascade National Park. The trail climbs steeply and steadily up wildflower meadows to a lookout with views of the major Cascade Range peaks.

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).

  • Suitable Activities: Day Hiking
  • Seasons: July, August, September, October
  • Weather: View weather forecast.
  • Difficulty: Strenuous
  • Length: 9.0 mi
  • Elevation Gain: 3,290 ft
  • 6,890 ft
  • Green Trails Cascade Pass No. 80
  • Green Trails Diablo Dam No. 48
  • Red Marker
    48.514093, -121.221507
    48.5140930155 -121.221506597
  • Red Marker
    48.495443, -121.205113
    48.4954431469 -121.205112935

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