Enroll at Santiago!
Welcome to Santiago Middle School Registration!
We look forward to meeting new students and parents as we begin our journey together through middle school. Please view our Parent Data Confirmation letter in English or Spanish for a brief overview of parent portal and our online registration. When done, please proceed to Aeries Parent Portal to begin online registration.
What to bring to register a new student:
Proof of birth: We accept either U.S. or non-U.S. birth certificates. We accept all students regardless of immigration status.
Proofs of residence - must show name and address
California Standards Tests (CSTs) or other standardized test results
For further registration information please contact our registrar Mrs. Keefe at