Stone Mountain, Georgia a member of Main Street America. Stone Mountain is located at (33.805255, -84.171413), at the western base of the quartz monzonite dome monadnock of the same name. While Stone Mountain city proper is completely within DeKalb County, the postal regions designated, and traditionally considered as Stone Mountain include portions of DeKalb and Gwinnett Counties. According to the State of Georgia, the city has a total area of , of which 0.62% is water. According to 2017 US Census Bureau estimates , Stone Mountain has 6,368 residents, a 9.0% increase since 2010. There are 2,519 households with an average of 2.42
Standing Stone State Park is now Monterey. The park offers canoeing, camping, lodging, hiking and many other activities. Standing Stone State Park is situated atop the eastern section of the Highland Rim, a plateau-like upland that surrounds the Nashville Basin. The park is located roughly halfway between the rim's edge along the basin to the west and the higher Cumberland Plateau to the east. The Dale Hollow Lake impoundment of the Obey River dominates the area just a few miles to the north. Mill Creek, the park's major stream, flows down from its source on Reynolds Mountain (near Allons) to the east and winds