The Cape-Atlantic League (CAL) is an athletic conference consisting of both parochial and public high schools located in Atlantic County, Cape May County, Cumberland County, and Gloucester County, New Jersey. The Cape-Atlantic League operates under the aegis of the New Jersey State Interscholastic Athletic Association. It was first established in 1949, and today it is composed of twenty-two schools, divided into anywhere from one to four divisions, depending on sport.
- OLMA is the only all-girls prep school in the Cape-Atlantic League, and the only one in all of South Jersey.
- St. Augustine is the only all-boys prep school in the Cape-Atlantic League.