Georgetown is a town in Copiah County, Mississippi, United States. The population was 286 at the 2010 census. With its eastern border formed by the Pearl River, it is part of the Jackson Metropolitan Statistical Area. Two sites near Georgetown are listed on the National Register of Historic Places: the Highway 28 bridge over the Pearl River, about a mile east of Georgetown, and the Alford-Little House, off Highway 27 south of town.