CHS Alumni Hike

Field trip: Conditioning Hiking Series Alumni

CHS Alumni Hike - Mount Si Old Trail

Alumni-only hikes offered for graduates of Seattle CHS. Mount Si via the Old Trail led at a CHS 2 pace (2.0-3.0 mph). Here's a better way to hike Mt Si! Explore the quieter trails and classic Pacific Northwest forests of Mt Si. It's a steep trudge up old Mt Si trail, and then a more gradual descent down the Mt. Teneriffe, Talus Loop and Douglas Fir trails to return to the Little Si Trailhead.

  • Strenuous
  • Challenging
  • Mileage: 10.0 mi
  • Elevation Gain: 4,000 ft
  • Pace: 2.0-3.0 mph

We'll meet at 7:45 am in the Little Si Trailhead parking, ready to start hiking at 8 am. 

Parking Pass/Entry Fee: Discover Pass

Details will be emailed to registered participants a few days before the hike. 

A service dog in training will join us on this hike.


Mount Si Old Trail

Required Equipment

Required Equipment

10 Essentials

Trip Reports