Freedom High School, also known as Freedom-South Riding, is a public high school located in South Riding, Virginia, an unincorporated planned community in southeastern Loudoun County, Virginia, approximately 25 miles west of Washington, D.C.. The school opened in 2005 to serve the rapidly growing Dulles South region and is part of the Loudoun County Public Schools (LCPS) system, one of the fastest-growing school districts in the United States.