This is a list of schools in the Roman Catholic Archdiocese of San Antonio.
High schools
Antonian College Preparatory High School, Castle Hills (Est. 1964) Central Catholic Marianist High School, San Antonio (Est. 1852) Holy Cross of San Antonio, San Antonio (Est. 1957) Incarnate Word High School, San Antonio (Est. 1881) John Paul II Catholic High School, Schertz (Est. 2009) Our Lady of the Hills High School, Kerrville (Est. 2013) Providence High School, San Antonio (Est. 1951) St. Anthony Catholic High School, San Antonio (Est. 1903)
Grade schools
In San Antonio
Blessed Sacrament Catholic School
Holy Name Catholic School
Holy Spirit Catholic School
Little Flower Catholic School
Mount Sacred Heart Catholic School
Our Lady of Perpetual Help School
St. Anthony Catholic School (Est. 1907) St. Jose Sanchez del Rio Catholic School St. Gregory the Great Catholic School St. James the Apostle Catholic School St. John Berchmans Catholic School St. John Bosco Catholic School St. Luke Catholic School St. Mary Magdalen Catholic School St. Matthew Catholic School (Est. 1993) St. Monica Catholic School St. Paul Catholic School St. Peter, Prince of the Apostles School St. Pius X Catholic School St. Thomas More Catholic School
Outside of San Antonio
Notre Dame Catholic School (Kerrville) Our Lady of Grace Catholic School (Pleasanton) Sacred Heart School (Del Rio) Sacred Heart School (Floresville) Sacred Heart School (Uvalde) St. James Catholic School (Seguin) St. Louis Catholic School (Castroville) St. Mary Catholic School (Fredericksburg) Sts. Peter and Paul Catholic School (New Braunfels)
Former schools
St. Francis Academy - High school for girls
St. Gerard Catholic High School (1927–2022) St. Mary's School by the Riverwalk (1910–2004)