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

Jun 1 Fri
- 18-19 Leader Meeting 1:30 PM – 3:30 PM (Band Room)
Jun 7 Thu
- Jazz Band at Ring of Honor 4 PM – 7 PM (MD)
Jun 12 Tue
- Marching Band Retreat/Rehearsal 4 PM – 7 PM
Jun 13 Wed
- Marching Band Retreat/Rehearsal 4 PM – 7 PM
Jun 14 Thu
- Marching Band Retreat/Rehearsal 4 PM – 7 PM
Jun 18 Mon
- Colorguard Rehearsal 8 AM – 11 AM (Band Room)
Jun 19 Tue
- Colorguard Rehearsal 8 AM – 11 AM (Band Room)
- Marching Band Retreat/Rehearsal 4 PM – 7 PM
Jun 20 Wed
- Colorguard Rehearsal 8 AM – 11 AM (Band Room)
- Marching Band Retreat/Rehearsal 4 PM – 7 PM
Jun 21 Thu
- Colorguard Rehearsal 8 AM – 11 AM (Band Room)
- Junior Monarch Colorguard Camp 8 AM – 11 AM (Band Room)
- Marching Band Retreat/Rehearsal 4 PM – 7 PM
- Marching Band: Barbecue and Movie Night 6 PM – 8 PM (Band Room)
Jun 28 Thu
- System Blue Leadership Camp
Jun 29 Fri
- System Blue Leadership Camp
Jun 30 Sat
- System Blue Leadership Camp
- DCI Rose Bowl Trip 3 PM – 10 PM (Rose Bowl Pasadena, Ca)

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