Colegio San Agustin – Biñan (also referred to as CSA-Biñan),[1] is a private, Catholic coeducational basic and higher education institution run by the Augustinian Province of Santo Niño de Cebu, Philippines of the Order of Saint Augustine in Biñan, Laguna, Philippines.

[2] Colegio San Agustin – Biñan began as a school for boys and girls attending preschool through third grade.

Incorporated on November 16, 1984, it is located on a five-hectare site donated by a private land developer to the Augustinian Province of Sto.

Miss Doris S. Calog serves as the school Registrar, Assistant Principal, and Academic Coordinator of all departments.

Appropriate measures were introduced to effectively manage the growing pupils' populace and sustain the upgraded standard of instruction.

The school is named in honor of St. Augustine of Hippo, a key figure in the doctrinal development of Western Christianity and a "Doctor of the Church" Two of his surviving works, namely, "The Confessions" (his autobiography) and "The City of God," are regarded as Western classics.

[3] The subjects and course programs of each grade level have been articulated in all departments to make certain that there is no overlapping in content areas and to monitor the continuity of learning.

The curriculum is modified with Christian Values Education, Statistics, Geometry Advanced Algebra with Trigonometry, Research, and Information and Communications Technology (ICT) subjects.

The increasing number of international students and their schedule of irregular enrolment prompted the former school president, Rev.