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2024 Lenten Outreach Featured Photo

2024 Lenten Outreach

Mater Dei students are joining other organizations from our diocese to reach out this Lenten Season to help the children of the Posada Shelter in Mexicali, Mexico. With the financial donations collected, we aim to provide much-needed food, clothing, and support to the families living in the shelter.
2024-2025 Important Dates Calendar Featured Photo

2024-2025 Important Dates Calendar

The important dates calendar is released annually to help our MD Community plan for vacations, national and school holidays, school breaks, start and end of school year, semester and AP exams, and special events. All dates listed on the important dates calendar are subject to change and will be communicated to our community in advance.
SAT and ACT Preparation Featured Photo

SAT and ACT Preparation

Tried & True Tutoring is bringing its popular SAT and ACT programs to campus during the spring 23-24 semester. Note the dates have changed from previous post.
Introducing Our 2023-2025 Strategic Plan Featured Photo

Introducing Our 2023-2025 Strategic Plan

This exciting initiative is the culmination of extensive collaboration and careful planning, and we are confident that it will significantly enhance Mater Dei’s future.

Upcoming Events

We Are MD

Our Mission

Mater Dei is a co-educational Catholic college preparatory high school located in Santa Ana, CA. Rooted in our tradition of Honor, Glory, and Love, we serve a diverse student community committed to knowledge, faith, and service.
Faith & Service Academics Athletics Campus Life The Arts

Mater Dei At A Glance

  • Uniquely Mater Dei
    • 195 Zip Codes
    • 124 Feeder Schools
    • 72% Catholic/ 28% Non Catholic
  • Faith & Service
    • 45K+ Hours Given Per Year
    • 600+ Organizations
    • 160 Average Hours Per Graduate
  • Comprehensive Academics
    • 53 Honors Courses
    • 22 AP Courses
    • 109+ Electives
  • Nationally Recognized Athletics
    • 28 Sports Teams
    • 71% Athletes on Honor Roll
    • 23 Gatorade Players of the Year
  • Unparalleled Arts
    • 82 Courses
    • 48% of student body
    • 70% of Artists on Honor Roll
  • Global Alumni Network
    • 30K+ Worldwide
    • Robust Alumni Business Network
    • 20% Faculty Staff are Alumni