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Marble Mountain Group Picnic Site
FSU.S. Forest Service — Washington · Gifford Pinchot National Forest
| Agency | FSU.S. Forest Service |
|---|---|
| Area | Gifford Pinchot National Forest |
| Location | Washington · Gifford Pinchot National Forest · 46.13068, -122.16982 · Map |
| Sites | 1 public sites counted from the federal listing — 1 group picnic area |
| Getting a site | Reservable — the federal listing marks this campground as taking reservations. Some sites or seasons may still be first-come; the listing’s own words are below. |
| Hookups | Electric at 0 of 1 sites Water hookups at 0 of 1 sites Sewer hookups at 0 of 1 sites Full hookups (all three at one site) at 0 of 1 sites Counted site by site from affirmative reports in the federal record. A site with no report is not counted either way. |
| Max RV length | Not reported in the federal data |
| Months open | Not in federal data — the federal listing does not publish a season for this campground. Check the official description below or Recreation.gov. |
| Fees | The site is available for a $100.00 recreation rental fee. There is an additional $6.00 reservation fee. |
| Check-in / out | In 9:00 AM · Out 9:00 PM (most common in the listing) |
| Pets | Allowed at 1 sites, as reported |
| Accessible sites | 1 marked accessible in the listing |
| Phone | 360-449-7800 |
Check availability & book on Recreation.gov →
This site takes no reservations and shows no live availability. Source: Recreation.gov (RIDB export pulled November 5, 2026); this listing was last updated in the federal record on 2026-05-08.
From the official listing
Overview Marble Mountain Group Picnic Site is on the Gifford Pinchot National Forest and is located at the Marble Mountain SnoPark on the south side of Mount St. Helens. A part of the WA State Sno-Park program in the winter months, Marble Mountain Group Picnic Site is offered as a day use group picnic area Saturdays only, May - September. (The site may be available for reservation as early as April or as late as June depending on conditions, i.e., whether there is snow on the ground or not). This site is a great location for a family reunion, birthday gathering or outdoors group meeting. The 1000 square foot shelter, built in 2018, contains three large picnic tables and a wood stove for heating. There is no potable water available at this site. The shelter is wired for electricity to power the lights, outlets and fans; you must provide your own generator and 110 V connector cord (see photos). This shelter is maintained by the US Forest Service in cooperation with a volunteer organization.
Recreation During the summer, the Marble Mountain recreaiton site provides trailhead access to the Worm Flow climbing route, the Loowit trail, and several cross-country hiking and mountain biking loop trails such as the Pine Marten, Fir, Silver and Pika Trails. Nearby trailheads include June Lake, Ape Canyon and Lava Canyon. The site is also close to the Lahar Viewpoint along Forest Road 83. Ape Cave is also nearby and makes for a great family experience (tickets required, open May-October).
Facilities Facilities available include a 1000 square foot accessible shelter with picnic tables and a wood stove. There is an accessible CXT vault toilet in the parking area. There is abundant parking for vehicles and trailers. The area is gated closed to the public in the summer; only your group will have access to the shelter. The facility is for day use only, 9 AM to 9 PM; no overnight use is allowed.
Natural Features Marble Mountain Group Picnic Site is on the Gifford Pinchot National Forest, tucked away in the Douglas fir trees at 2700 feet in elevation.
Nearby Attractions Marble Mountain Group Picnic Site is located near the south entrance to Mount St. Helens National Volcanic Monment. Also along Forest Road 83 is Lahar Viewpoint, an interpretive site where you can view and learn about the power of the 1980 Mount St. Helens eruption. Douglas fir and pine trees are slowly reestablishing themselves on the landscape devastated by the landslide from one of Mount St. Helen's glaciers during the eruption. Other nearby attractions include the Trail of Two Forests boardwalk, Ape Cave Interpretive Site, June Lake and Lava Canyon Trails.
Directions, from the listing
From I-5, travel east on state route 503 towards Cougar for 30 miles.
At Skamania County line, continue straight on Forest Road 90.
Turn left on Forest Road 83, Ape Cave/Lava Canyon.
Continue straight for 6 miles.
Turn left at signs for Marble Mountain Sno-park.
Nearest federal campgrounds
7 mi straight-line · Amboy WashingtonFSU.S. Forest ServiceLower Falls Campground
14 mi straight-line · Trout Lake WashingtonFSU.S. Forest ServiceLewis River Hc (Wa) Gifford Pinchot Nf
16 mi straight-line · Trout Lake WashingtonFSU.S. Forest ServiceParadise Creek campground
17 mi straight-line · CARSON WashingtonFSU.S. Forest ServiceGovt Mineral Springs Guard Sta
19 mi straight-line · TROUT LAKE Washington
Trip Card — Marble Mountain Group Picnic Site
Washington · Gifford Pinchot National Forest
| Agency | FS · U.S. Forest Service |
|---|---|
| Location | Washington · Gifford Pinchot National Forest |
| Fees | The site is available for a $100.00 recreation rental fee. There is an additional $6.00 reservation fee. |
| Getting a site | Reservable |
| Hookups | None reported |
| Max RV | Not reported |
| Months open | Not in federal data |
| Sites | 1 sites |
Book: recreation.gov/camping/campgrounds/10277127 · Source: Recreation.gov, pulled November 5, 2026. Facility details come from federal recreation data and may be out of date — this site takes no reservations and shows no live availability; confirm details and book through Recreation.gov or the managing agency.