Breckenridge Reservoir is a small reservoir on Chopawamsic Creek in Prince William and Stafford counties, Virginia. The reservoir's western shore is the Marine Corps Base Quantico and the eastern shore is a part of Prince William Forest Park, which is a unit of the National Park Service. The reservoir is open to fishing along with a Virginia fishing license and Marine Corps Base Quantico permit. Primitive campsites and a hiking trail are on the Prince William Forest Park side of the reservoir. Reservoir storage volume is approximately 22,500,000 cubic feet (517 acre-feet) with a surface area of about 1,820,000 square feet (41.9 acres).