TRAILGRAPH

All trails

Sourdough Mountain Trail

Length: 4.97 mi

Est. time: 2h 54m

Gain: 2,402 ft

Loss: 2,091 ft

Max elev: 5,976 ft

NetworkTrail class 3Earthhike

Elevation profile

+2,402 ft gain · −2,091 ft loss — an estimate from a DEM.

Trailhead & logistics

Gorge Lake Campground (Campground)

Plan smart, verify on site

Length, elevation, and difficulty are estimates derived from open data (NPS Public Trails GIS, high confidence) — not a safety guarantee. Conditions change; check current closures, weather, and water, and carry the essentials. Always defer to NPS.gov and park rangers.

View North Cascades National ParkFind more trails →