SAAPI is located at Real Street, Poblacion, Patnongon, 5702 Antique, Philippines.

The St. Augustine's Academy of Patnongon, Inc. formerly St. Augustine's Academy, also known as SAA or SAAPI was founded June 1, 1962, as a Catholic Educational Institution. It was operated by the Society of St. Joseph for Foreign Missions, commonly called The Mill Hill Missionaries. Fr. Charles Harrasser had worked hard to start the school but left the parish. Fr. John Daly took over but Fr. William Parschalk was called to finish the preparations for the start of school and he became the first Director.