Overview St. Mary Campground is the largest campground on the east side of Glacier National Park, and is conveniently located approximately a half-mile from the St. Mary Visitor Center. The visitor center offers interpretive programs, shuttle service and Red Bus tours leaving from the center. The campground sits near the entrance of the popular scenic byway, the Going-to-the-Sun Road. Beginning August 17th through September 11th, St. Mary Campground will transition to a day-of reservation window, reservations for these dates may not be made in advance but must be made on the day of anticipated camping. Generators are allowed only in Loops B & C. Generators are prohibited in Loop A. For information on nearby campgrounds, including on US Forest Service land or the Blackfeet Nation, take a look at Glacier National Park's website . Recreation St. Mary Campground is located on the east side of the park, which boasts some of the best trails available for day hiking. Trailheads start at a higher elevation than those on the west side, so less ascent is required to reach scenic vistas.
Source: rec_gov · last verified 2026-05-14