Flattop Sno-Park - Department of Natural Resources — RV Camping in Trout Lake, WA

Flattop Sno-Park, managed by the Washington State Department of Natural Resources, is a premier winter recreation destination situated 6.5 miles northwest of Trout Lake in the shadow of Mt. Adams in Washington's South Cascades. Set within the Gifford Pinchot National Forest region, this sno-park serves as a gateway to an expansive network of over 150 miles of groomed snowmobile trails, making it one of the most sought-after motorized winter recreation hubs in the Pacific Northwest. The park features a warming shelter with a wood stove, picnic tables, restroom facilities, and tent sites for those looking to extend their stay. Visitors require a valid Washington Sno-Park Permit during winter months. The surrounding Mt. Adams area offers stunning volcanic scenery, towering old-growth forests, and access to the broader Gifford Pinchot National Forest trail system. The charming small town of Trout Lake nearby provides additional services and a true Pacific Northwest mountain community feel. Whether visiting for snowmobiling, snowshoeing, or simply experiencing the serene winter wilderness of the Washington Cascades, Flattop Sno-Park delivers an authentic outdoor adventure in one of the state's most scenic alpine settings.