Mount Si Main Trail


Day Hike - Mount Si Main Trail

Mt Si

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
  • Mileage: 8.0 mi
  • Elevation Gain: 3,200 ft
9:00 at Mt Si TH
Mid week workout Bring traction devices just in case we encounter snow/ice Mountaineer members only. If interested in carpooling from the Mercer Island P&R; at 8am, please email me at

Mount Si Main Trail

Required Equipment

Required Equipment

The Ten Essentials
Trip Reports