Camping is available at the Stone Mountain Hamfest.  Cost for camping is $15 per day. 

Each camp site has 50 amp electric, sewage and water hookups.  There are 35 back in RV spaces. The surface is mixed pavement and hard grassy surface. Each campsite is wide enough to extend your RV awning. This isn’t a campground like a state park

Largest Hamfest in Georgia