Mount Si Main Trail


Day Hike - Mount Si Main Trail

Tacoma Scrambles conditioner.

COVID-19: Learn about our most up-to-date guidance for participants and leaders on our COVID-19 Response page. All participants and leaders must agree to the COVID-19 Code of Conduct before participating in this Mountaineers activity.
  • Moderate/Strenuous
  • Moderate
  • Mileage: 8.0 mi
  • Elevation Gain: 3,200 ft

Mt. Si trailhead at 8:00 am.

Various park and rides to be worked out as needed.

Discover Pass required to park at the trailhead.

Preference given to Tacoma Scrambles students until 6:00 pm Thursday evening, then open to all.


 Packs with 25 pounds or 20% of your body weight, whichever is greater. Up in 2 1/2 hours or less.


Mount Si Main Trail

Required Equipment

Required Equipment

The Ten Essentials

  1. Navigation
  2. Sun protection
  3. Insulation (extra clothing)
  4. Illumination
  5. First aid supplies
  6. Fire
  7. Repair kit and tools, including knife
  8. Nutrition (extra food)
  9. Hydration (extra water)
  10. Emergency shelter
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