Cardinal District

The Cardinal District is a high school conference in the state of Virginia that includes schools exclusively from Prince William County.

Current members

 * C.D. Hylton Bulldogs of Woodbridge
 * Colgan Sharks of Manassas
 * Forest Park Bruins of Woodbridge
 * Freedom Eagles of Woodbridge
 * Gar-Field Red Wolves of Woodbridge
 * Potomac Panthers of Dumfries
 * Woodbridge Vikings of Woodbridge

Former Members

 * Battlefield Bobcats of Haymarket (2013-2017)
 * Osbourn Eagles of Manassas (2013-2017)
 * Osbourn Park Yellow Jackets of Manassas (2013-2017)
 * Stonewall Jackson Raiders of Manassas (2013-2017)
 * Patriot Pioneers of Nokesville (2013-2017)