Mount Si Old Trail


Day Hike - Mount Si Old Trail

A somewhat challenging hike to the summit of Mt Si via the old trail.

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.
  • Strenuous
  • Challenging
  • Mileage: 7.0 mi
  • Elevation Gain: 3,300 ft

We'll meet at the the Little Si Trailhead at 7:00 am. Discover Pass is REQUIRED.

This will be a moderate paced hike aimed at improving your conditioning for upcoming spring and summer adventures. Please bring your 10 essentials and carry Microspikes or a similar traction device in case we run into some slick snow at upper elevations.  Poles are also recommended.

NOTE: We will NOT be climbing the haystack! 


Mount Si Old 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
Trip Reports