Langley is a census-designated place in Aiken County, South Carolina, United States. The population was 1,447 at the 2010 census. It is bordered by Gloverville to the northeast and Burnettown to the west. Langley is part of the Augusta, Georgia metropolitan area. Langley is located in historic Horse Creek Valley. It sits next to the Langley pond. The town was named Langley in March 1870, at a meeting of the Board of Directors for the Langley Manufacturing Company in nearby Hamburg.