Mater Dei High School
Forward in Vision, Rooted in Tradition

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

Mar 1 Thu
- Percussion Ensemble Rehearsal 3 PM – 6 PM
Mar 2 Fri
- Marching Band & Guard Rehearsal 3 PM – 5 PM (MD)
- CIF Pep Band 6 PM – 11 PM (Long Beach Pyramid)
Mar 3 Sat
- Patriot's Day Parade - Laguna Beach 6:45 AM – 3 PM
Mar 5 Mon
- Jazz Band Rehearsal 2:30 PM – 5 PM
Mar 6 Tue
- Percussion Ensemble Rehearsal 3 PM – 6 PM
Mar 7 Wed
- Jazz Band Rehearsal 2:30 PM – 5 PM
Mar 8 Thu
- Percussion Ensemble Rehearsal 3 PM – 6 PM
Mar 9 Fri
- Jazz Band Rehearsal 3 PM – 5 PM
- Pep Band : Selected 5 PM – 9:30 PM (MD)
Mar 13 Tue
- Percussion Ensemble Rehearsal 3 PM – 6 PM
Mar 14 Wed
- Wind Ensemble w/ Percussion Rehearsal 2:45 PM – 5 PM (MD)
Mar 15 Thu
- Percussion Ensemble Rehearsal 3 PM – 6 PM
Mar 16 Fri
- Jazz Band Rehearsal 3 PM – 6 PM (MD)
Mar 19 Mon
- Jazz Band Rehearsal 2:30 PM – 5 PM
- Jazz Band: New Student/Parent Welcome Night 5 PM – 8:30 PM (MD)
Mar 20 Tue
- Percussion Ensemble Rehearsal 3 PM – 6 PM
- Hawaii meeting: Trip overview 7 PM – 8 PM (MD Band Room)
Mar 21 Wed
- Wind Ensemble w/ Percussion 3 PM – 4:30 PM (MD)
- Jazz Band Rehearsal 4:30 PM – 6:30 PM (MD)
Mar 22 Thu
- Percussion Ensemble Rehearsal 3 PM – 6 PM
Mar 23 Fri
- La Primavera: Instrumental Music Spring Concert 6:30 PM – 9 PM (Chapman University Memorial Hall)
Mar 26 Mon
- Jazz Band @ Segerstrom 1 PM – 10 PM (Sergerstrom Hall)
Mar 27 Tue
- All Hawaii Rehearsal 3 PM – 6 PM (MD)
Mar 28 Wed
- Jazz Band Rehearsal 2:30 PM – 5 PM
Mar 29 Thu
- All Hawaii Rehearsal 3 PM – 6 PM

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