The nearest MARTA rail station is the Indian Creek Transit Station. Take Poplar out of the city (as the street crosses Rockbridge, it becomes Rowland). Follow Rowland until it deadends at S. Indian Creek. Turn right. Turn left at next light, then left into station lot.
The 120 Stone Mountain bus serves the 3rd station in, Avondale, and follows East Ponce de Leon Ave/Memorial Drive to Stone Mountain Village. Bus route 119 enters Stone Mountain Park from a park and ride lot in the village.