Giant City State Park Campground offers 85 Class A campsites with water, electricity, showers, and sanitary facilities, plus a separate 14-site Class C primitive camping area, making it a popular base for outdoor recreation in the Shawnee National Forest.

The park features hiking trails including the scenic Giant City Nature Trail, horseback riding with an equestrian campground and 12-mile loop trail, bank fishing at multiple ponds, and rock climbing/rappelling opportunities.

Reservations for Class A sites can be made online through ExploreMoreIL, with a visitor center, rustic lodge with cabins, and on-site dining available.