Lower O'Brien Campground

Lower O'Brien Campground is a national park campground at Sawtooth National Forest in Custer County, Idaho. Reservations are managed through Recreation.gov. Campsite Tonight watches Sawtooth National Forest around the clock and automatically adds an open site to your Recreation.gov cart the moment a cancellation appears — so you just check out.

Lower O'Brien Campground is in very high demand — sites here routinely sell out well in advance. Cancellations are often the best way in, which is exactly what Campsite Tonight watches for.

Sites here are tent or walk-in (no RV access).

Other campgrounds at Sawtooth National Forest include Upper O'Brien Campground, Whiskey Flat Campground, Mormon Bend Campground, Riverside Campground (ID) and Casino Creek.