Archbishop John Carroll High School is a four-year, co-educational secondary school located in the historic Main Line area of Philadelphia on a 55-acre campus in Radnor, Pennsylvania. As a secondary school of the Archdiocese of Philadelphia, Carroll’s staff is composed of the Sisters, Servants of the Immaculate Heart of Mary, Sisters of Saint Joseph, Diocesan Priests, and a lay faculty of men and women. The student population is presently drawn from 73 parishes and 23 public school districts.