Marble Mountain Group Picnic Site in WA -- Campground & RV Camping in Washington
Marble Mountain Group Picnic Site in WA
U.S. Forest Service allows overnight stays only at the designated sites here.
Located in Douglas fir forest at 2,700 feet on the south side of Mount St. Helens, Marble Mountain Group Picnic Site offers a day-use 1,000-square-foot shelter at the Marble Mountain Sno-Park. The shelter is equipped with three large picnic tables, a wood stove, and electrical wiring for lighting and outlets via user-provided generators. The site includes a vault toilet and vehicle parking. It serves as a trailhead for the Worm Flow climbing route, Loowit Trail, and local loop trails, with Ape Cave and Lahar Viewpoint located nearby along Forest Road 83.
Road difficulty 2 of 5 -- a moderate drive in. Recorded as maintained only for high-clearance vehicles, gravel, pitching to 10%, 11% of it on a shelf.
Mount Saint Helens stands 5,498 ft above the site, 4.3 miles north. The nearest town, Amboy, is 21 mi off.
September normals 48–66°F, 5.7″ rain. Monthly averages, PRISM 1991–2020.
Set by U.S. Forest Service. Stage 1 and 2 orders change within days -- check the current order before you build a fire.
fs.usda.gov