Potawatomi Campground, a Class A area, has 110 sites. More than 150 sites are offered at Chippewa Campground, which has Class B electric, C and D facilities. The Horseback Campground off Illinois Route 113 is open only from April 1 through August 31. Davis Creek Campground is available by reservation for chaperoned youth and church groups. All areas require camping permits, available at the park office or from park personnel in state vehicles. Reservations are accepted by mail and in person only.