Lone Mountain (southwest section) is a 5.6-mile out-and-back foot trail in Big Bend National Park, Texas. It climbs 164 ft to a high point of 3,715 ft. Difficulty: easy, from the NPS hiking-rating formula.
Open Lone Mountain (southwest section) on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Big Bend. Big Bend has permits or reservations for some areas: see the Big Bend page for what's needed.