Commonwealth Basin


Basic Snowshoe - Commonwealth Basin

Commonwealth Basin

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.
  • Easy+
  • Mileage: 5.0 mi
  • Elevation Gain: 900 ft
8:30 AM at Preston P&R; I-90 Exit 22
We will meet at the Preston P&R;, I-90 Exit#22, to arrange carpooling. Our route choices into the Commonwealth Basin will be determined based upon weather and avalanche potential. Expect waterfalls and old growth forest along with awesome views! *Be prepared for winter conditions with your TEN ESSENTIALS.

Commonwealth Basin

  • Green Trails Snoqualmie Pass Gateway No. 207S

    Green Trails Snoqualmie Pass No. 207

    USGS Snoqualmie Pass
  • See full route/place details.
Required Equipment

Required Equipment

The Ten Essentials
Trip Reports