The US Forest Service maintains facilities in the Kaibab National Forest abutting the South Rim. The very popular and delightful Ten-X Campground, four miles south of the park's South Entrance, offers 70 non-electric sites; 16 miles east of Tusayan, the simple and rustic Hull Cabin (open May 1 to October 1; $140) sleeps six.
USFS Campgrounds
Grand Canyon National Park South Rim