Justice High School is a high school in the Lake Barcroft census-designated place, Virginia. The school is part of the Fairfax County Public Schools district. The school has a Falls Church address but is not located within the limits of the City of Falls Church. Per a vote of the county school board, the school was renamed Justice High School effective July 1, 2018.

Lake Barcroft is a census-designated place (CDP) in Fairfax County, Virginia, United States. The population was 9,558 at the 2010 census. It is also the name of the privately owned lake—part of the Cameron Run Watershed—around which this population is located. The lake is named for Dr. John W. Barcroft, who owned and operated a mill on Holmes Run during the mid-19th century.