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Monarch News

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.
National Signing Day - 11/8/23 Featured Photo

National Signing Day - 11/8/23

Congratulations to the 29 members of the Class of 2024 who committed to continue their career at the collegiate level in the first National Signing Day of the Year. See the full list of students here.
What's a Monarch? Featured Photo

What's a Monarch?

We are pleased to unveil the updated look for our official mascot - the Monarch. Click to learn about about the history and meaning of our mascot.
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