Climbers Bivouac Trailhead

Area Status: Open
This area is Open

Mountainous area covered in snow with trees,

A 2.7 mile winding gravel road (Forest Road 830) leads you to Climber’s Bivouac and the trailhead for Ptarmigan Trail #216A, the start of the Monitor Ridge Climbing Route. Fourteen or so tent pads with fire pits are available, as well as dispersed camping. Sites are first come, first served only. There are pit toilets, but no water.

America the Beautiful, Northwest Forest Passes or $5 per vehicle per day in the fee tube cover the recreation fee. Parking is limited, with overflow parking available at Marble Mountain Sno-Park, the parking for the winter climbing route, located about seven miles away. Please park motorhomes or travel trailers at Marble Mountain Sno-Park lots.


At a Glance

Permit Info:
  • Mount St. Helens Climbing Permit required year round, for all persons travelling above 4,800 ft. on the slopes of the mountain.
  • April 1 to Oct. 31: Permits are limited in number and purchased in advance online beginning in mid-March. 
  • Nov. 1 to March 31: Permits are self-issued at either Marble Mountain Sno-Park kiosk or, if open, Climber's Bivouac.
Usage: Heavy
Best Season: Summer
Busiest Season: Summer
Closest Towns: Cougar, WA
Water: No
Restroom: Vault Toilet (2)
Passes: America the Beautiful or Northwest Forest Pass accepted.
Operated By: Forest Service
Information Center:  

General Information


From Cougar, WA take Lewis River Road/Forest Road 90 east for 6.4 miles then go left on Forest Road 83. Follow Forest Road 83 for 3 miles then stay left onto Forest Road 81 and go about a mile to Forest Spur Road 830. Go right at Forest Road 830 and drive about .4 miles to the trailhead. 

Recreation Map

Map showing recreational areas. Map Information



Show detail SHOW


Show detail SHOW
Areas & Activities



  Latitude : 

  Longitude : 

  Elevation : 
3700 - 4400