Upper O'Brien Campground

Upper O'Brien Campground is a national park campground at Sawtooth National Forest in Custer County, Idaho. Reservations are managed through Recreation.gov. When a booked site here is cancelled it can vanish within minutes, so Campsite Tonight monitors it 24/7 and auto-adds the opening to your Recreation.gov cart before anyone else.

Upper 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). Campers rate it 4.7/5 across 15 reviews.

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