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

Sep 5 Wed
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 7 Fri
- Marching Band /Guard @ Home Game vs St. Mary's 5 PM – 10 PM (Santa Ana Bowl)
Sep 8 Sat
- Marching Band/Color Guard Rehearsal & South Coast Plaza 8 AM – 2:30 PM
Sep 10 Mon
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 12 Wed
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 14 Fri
- Marching Band/Guard IMG "This Is Me" Rehearsal 3 PM – 4:30 PM
Sep 15 Sat
- Marching Band/Color Guard Rehearsal & South Coast Plaza 8 AM – 2:30 PM
Sep 17 Mon
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 19 Wed
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 21 Fri
- Marching Band/Color Guard Home Game vs IMG Academy 4 PM – 10 PM (Santa Ana Bowl)
Sep 22 Sat
- Jazz Band @ Festival of Children 11 AM – 3 PM
Sep 24 Mon
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 26 Wed
- Marching Band/Color Guard Rehearsal 3:30 PM – 7 PM (MD)
Sep 27 Thu
- Marching Band & Color Guard Servite Night Rally 4 PM – 10 PM (MD MAC)
Sep 28 Fri
- Pep Band @ Servite Game 4 PM – 10 PM (Pending)
Sep 29 Sat
- Marching Band/Color Guard Rehearsal 8 AM – 12 PM

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