Mount Si Old Trail


Basic Alpine Climb - Mount Si Old Trail

Conditioning Hike Series for McCarthy-Johnson-Mathiesen SIGgies and friends

  • Sat, Mar 4, 2023
  • Seattle Climbing
  • Climbing
  • Basic Alpine
  • Adults
  • Strenuous
  • Moderate
  • Mileage: 7.0 mi
  • Elevation Gain: 3,300 ft

Please read all the way to the bottom:  McCarthy-Johnson SIG only until Feb 25.  After Feb 25, Leader Permission is required.  Requests before Feb 25 are not guaranteed a response.

McCarthy-Johnson SIG students have leader permission and may sign up right away.

6:45am parking lot, 7:00am boots on the trail. Discover Pass required.

This is a time trial for Basic Alpine students who must carry 20% of their body weight up Mt. Si in under 2 hours.  Pace will be fast with no scheduled stops.  This is not an appropriate first hike of the season. Priority will be given to current Basic Alpine Climbing students.

In your permission request please provide:

  • List all hikes since the first of the year
  • How much weight carried
  • Time to get to the top
  • Any other relevant details on your fitness

Mount Si Old Trail

Required Equipment

Required Equipment

  • The Ten Essentials
  • Mountain boots that can accept crampons (not hiking boots)
  • Crampons
  • An ice axe (not technical ice tools)
  • A back pack (40 to 60 liters)
  • Webbing and accessory cords
  • 6 straight gate carabiners
  • 2 locking carabiners
  • Large pear-shaped carabiner
  • Belay device
  • Climbing harness
  • Helmet
  • Chock pick (nut tool)
  • Rescue pulley
  • Fleece or puffy jacket
  • Rain jacket and full-zip rain pants
  • Belay gloves
  • Warm gloves or mittens
Trip Reports