About MD
Mater Dei is a distinguished destination of excellence in academics and technology, the arts, faith and service, campus life, and athletics. We are proud to be Orange County’s oldest and largest Catholic high school.
Admissions
Your journey to becoming a Monarch starts here! Tour campus, schedule a shadow day, begin your application, and more. We are excited for you to join the MD family!
Programs
Built on Catholic fellowship and intellectual rigor, our programs in academics, technology, athletics, faith and service, and the arts provide unlimited opportunities for student success. Comprehensive counseling and wellness resources educate and bolster families throughout the high school journey.
Faith in Action
Guided by the articulation of Catholic Social Teachings, Mater Dei prioritizes the faith development of our students with an emphasis on Christian service. We believe this allows our students to grow in their spiritual lives while living our gospel values through giving back to others and truly experiencing the face of God.
Campus Life
Through avenues of leadership, faith, shared interests, and extracurricular activities and events, students can make Mater Dei their own. Get involved today!
Community
Tradition never graduates. Alumni, lifetime parents, grandparents, and friends are a vital and vibrant aspect of our community. Once a Monarch, always a Monarch.
Giving

Events

May 1 Tue
- Prom Spirit Dress - SEE DAILY BULLETIN
  Activities
- ASB Banquet (LeVecke) 6 PM
  Activities
May 2 Wed
- Prom Spirit Dress - SEE DAILY BULLETIN
  Activities
- Senior Farewell Rally (MAC)
  Activities
May 3 Thu
- Prom (Cerritos Performing Arts Center) 7 PM – 11 PM
  Activities
May 4 Fri
- MD Roller Hockey 5:55 PM (Irvine Inline)
  Activities
May 13 Sun
- MD Roller Hockey 4 PM (Irvine Inline)
  Activities
May 16 Wed
- Honors Biology @ Bolsa Chica Wetlands 9 AM – 2 PM
  Activities
May 20 Sun
- Graduation Practice Set-Up in MAC (No Events) 11 AM – 12 PM
  Activities
May 21 Mon
- Graduation Practice (MAC)
  Activities
- Early iPad and Charger Collection (LCC) 2 PM – 4 PM
  Activities
May 22 Tue
- Senior Picnic
  Activities
- Graduation Ticket & Gown Distribution (LeVecke) 7:30 AM – 1 PM
  Activities
May 23 Wed
- Class of 2022 ASB Make-Up Interviews 4 PM – 5:30 PM
  Activities
May 26 Sat
- Grad Night (ESPN Zone) 11 PM
  Activities

Calendars

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