North Fork Sol Duc River Trail is a 14.36-mile out-and-back foot trail in Olympic National Park, Washington. It climbs 1,655 ft to a high point of 2,649 ft. Difficulty: very strenuous, from the NPS hiking-rating formula.
Open North Fork Sol Duc River Trail on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Olympic. Olympic has permits or reservations for some areas: see the Olympic page for what's needed.