Colegio San Agustin – Makati

Colegio San Agustín – Makati, also referred to by its acronym CSA or CSA-Makati, is a private, Catholic, co-educational basic education institution run by the Augustinian Province of the Most Holy Name of Jesus of the Philippines of the Order of Saint Augustine in Dasmariñas Village, Makati, Metro Manila, Philippines.

The school is one of the most diverse in the Philippines in terms of nationality, with 11% of the student population coming from over 40 countries. Like its sister schools (Colegio San Agustin-Bacolod, Colegio San Agustin-Biñan and Colegio San Agustin-Bulacan), the students of CSA-Makati are called "Augustinians" (Filipino: Agustino).

In A.Y. 2025-2026, the student body is around 6,100. There are 36 students per section, and 10 sections per level, ranging from A-J, with 360 students per batch. Sections G,I, and J are mixed with Filipino students and foreigners.