Hex Mountain

Hex Mountain is a strenuous, 7 mile round trip day hike with 2,600 ft in elevation gain. The trail ascends steeply from the shores of Cle Elum Lake through forests to the top of the mountain.

getting there

Take Exit 80 off of I-90 and drive north on Bullfrog Road. Turn right onto SR 903 (Salmon La Sac Road) at the round-about and drive through Roslyn. Turn right onto Forest Road 4305 7.4 miles past the round-about. In 2.3 miles, turn left onto Forest Road 4305-118, signed "Sasse Mountain Trail." Continue 1 mile to the trailhead (3,600 ft).

  • Suitable Activities: Day Hiking
  • Seasons: June, July, August, September, October
  • Weather: View weather forecast
  • Difficulty: Strenuous
  • Length: 6.0 mi
  • Elevation Gain: 1,400 ft
  • 4,990 ft
  • Green Trails Kachess Lake No. 208
  • Green Trails Alpine Lakes East (Stuart Range) No. 208SX

Upcoming Activities

Backcountry Touring Field Trip 2 - Hex Mountain

Backcountry Skiing Field trip: Backcountry Touring Course
Field trip #2 - Day tour and intermediate travel skills. Location subject to change.
Difficulty: Strenuous
Sat, Mar 4, 2023
No Prerequisites
9 participants 0 instructors
Registration opens Dec 1; Instructor registration open now
Tacoma Branch
Trip Reports

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