Folkston is a city in and the county seat of Charlton County, Georgia, United States. The population was 2,178 at the 2000 census.
Folkston was founded on August 19, 1911. The city was named in honor of William Brandon Folks, M.D., a prominent physician and surgeon in his day. In the years 1925 - 1927, many new and commodious residences were built and several modern brick buildings were erected, including the Citizen Bank Block, the new Masonic Temple building, a new grammar-school building and a new courthouse. Shortly after its creation, the village of Folkston was incorporated as a town government and functioned as a town until the year 1911 when the area was incorporated as the city of Folkston. For a number of years, the city of Folkston was the self-proclaimed "Marriage Capital of the world". The city embraced this nickname because Floridians who could not endure their state's waiting period before tying the knot would cross the state line to wed.
Folkston is located at 30°50′4″N 82°0′17″W / 30.83444°N 82.00472°W / 30.83444; -82.00472 (30.834437, -82.004829).