Missouri Headwaters State Park — RV Camping in Three Forks, MT

Missouri Headwaters State Park in Three Forks, Montana is a 532-acre destination where the Jefferson, Madison, and Gallatin rivers converge to form the iconic 2,300-mile Missouri River. Situated at 4,045 feet elevation, the park showcases extensive meadows and plains framed by distant mountain vistas, creating a scenic and historically rich setting ideal for RV travelers. The campground features 17 well-appointed campsites accommodating big rigs, including pull-through sites with water hookups. Amenities include grills, tables, flush and vault toilets, and pet-friendly facilities, making it accessible for families and diverse camping styles. The park is a National Historic Landmark steeped in Lewis and Clark Expedition heritage, where Sacajawea's captive journey began, adding profound cultural significance to the natural landscape. Recreation opportunities include fishing and river floating on world-class Montana waters, hiking and mountain biking on scenic trails, kayaking and canoeing, and wildlife observation. Educational programs and interpretive displays celebrate the region's frontier history and natural heritage. The park's contemplative atmosphere balances outdoor adventure with historical reflection, making it a meaningful destination for travelers seeking both recreation and cultural connection in southwestern Montana.