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2025-2026 Back to School Information

Back to School Information and the Parent-Student Handbook for the 2025-2026 school year is now available. Action is required. Check ParentSquare for full message!
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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.
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Faith & Service Academics Athletics Campus Life The Arts

Mater Dei At A Glance

  • Uniquely Mater Dei
    • 216 Zip Codes
    • 124 Feeder Schools
    • 73% Catholic/ 27% Non Catholic
  • Faith & Service
    • 45K+ Hours Given Per Year
    • 600+ Organizations
    • 140 Average Hours Per Graduate
  • Comprehensive Academics
    • 59 Honors Courses
    • 21 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
    • 47% of student body
    • 70% of Artists on Honor Roll
  • Global Alumni Network
    • 30K+ Worldwide
    • Robust Alumni Business Network
    • 20% Faculty Staff are Alumni