From Round Lake trailhead, the trail climbs westward to the junction with the Summit Lake Trail #4014 at Square Lake within Mount Jefferson Wilderness.
Round Lake Trailhead is primarily first-come, first-served. Use the availability view to gauge how busy it is before you go.
See the map for Round Lake Trailhead's exact location and directions.
Pick your dates on the availability calendar, then reserve through the official booking link. You can also set an alert and we'll notify you if a sold-out date opens up.