South Royalton is an unincorporated village and census-designated place (CDP) in the town of Royalton, Windsor County, Vermont, United States. With a population at the 2010 census of 694, South Royalton is the largest community in the town. It is home to the Vermont Law School. The central portion of the village is a historic district, listed on the National Register of Historic Places as the South Royalton Historic District. The Joseph Smith Birthplace Memorial is located approximately two miles to the east. South Royalton is the town pictured in the opening credits of the WB television show Gilmore Girls.