Red Mountain (North Cascades)

A strenuous scramble, 11 miles one-way with 7,500 feet of elevation gain, that starts at Colonial Creek Campground, follows Thunder Creek Trail, and ascends to the high point on the northwest portion of Ragged Ridge in the North Cascades.


9/6/23 Update: Due to the Sourdough and Blue Lake Fires, many trails and campgrounds along State Route 20 are closed. Visit the Fire Closures page on North Cascades National Park website for current details and full information.

Getting There

Drive SR-20 to Colonial Creek Campground in North Cascades National Park.

Approach & Ascent

Hike the Thunder Creek Trail which to its junction with the Fisher Creek Trail. Then head northwest and follow the northwest ridge leading up to the summit of Red Mountain (7,662 ft). Enjoy amazing views of by Colonial Peak, Snowfield Peak, Primus Peak, Mount Torment, Forbidden Peak, Ripsaw Ridge, Mount Buckner, Mount Logan, the rest of the Ragged Ridge peaks.

  • Suitable Activities: Scrambling
  • Snowshoeing Category: Intermediate
  • Seasons: April, May, June, July, August, September, October
  • Weather: View weather forecast
  • Avalanche Terrain Rating Challenging
  • Difficulty: Strenuous 4, Technical 3, Winter Scramble
  • Length: 22.0 mi
  • Elevation Gain: 7,500 ft
  • 7,662 ft
  • Green Trails North Cascades Ross Lake No. 16SX
  • USGS Ross Dam
  • USGS Forbidden Peak
  • USGS Mt Logan

Upcoming Activities

There are no activities scheduled at this location.

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  • Red Mountain

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