Bumpass Hell Boardwalk is a 0.18-mile out-and-back foot trail in Lassen Volcanic National Park, California. It is essentially flat, with a high point of 8,183 ft. Difficulty: easy, from the NPS hiking-rating formula.

Open Bumpass Hell Boardwalk on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Lassen Volcanic. Lassen Volcanic has permits or reservations for some areas: see the Lassen Volcanic page for what's needed.