The Trails At The Beach features 8 miles of hiking trails near Jonesboro, GA.
"From Atlanta: Take I-75 South to Exit 75 (Highway 138), turn right (west), go two miles to red light, turn left into Clayton County International Park, go .4 mile to bike trails parking sign, turn right into gravel parking lot. There is a trailmap at the trailhead.
http://www.tripleblaze.com/trail.php?c=3&i=1285