Day Hike - Mount Si Main Trail


Day Hike - Mount Si Main Trail

Come visit the Twin Peaks of the famous 1990s TV show! Also this is a good hike to prepare for the higher elevation hikes that are still covered with snow.

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
  • Challenging
  • Mileage: 8.0 mi
  • Elevation Gain: 3,150 ft
  • Pace: 2.0-2.5 miles per hour

8am at  South Federal Way Park and Ride; 901 S 348th St., Federal Way, WA, 98003; will carpool from there.  Or as an alternative, we will meet can at the trailhead at 9:15am.   Be ready to hike right around 9:15am.  Primary goal of hike is to just have fun. We will plan for lunch/meal break at the top for about 1 hour.  This will also give you time to explore those Twin Peaks!

DISCOVER PASS  for parking at trailhead required.


Mount Si Main Trail

Required Equipment

Required Equipment

The Ten Essentials  plus #11 

  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
  11. Leader to provide additional information in email prior to hike!
Trip Reports