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 Wed
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 2 Thu
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 4 Sat
- Marching Band & Color Guard @ Laguna Beach Patriot Days Parade 8 AM – 3 PM (Laguna Beach)
Mar 6 Mon
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 7 Tue
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 8 Wed
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 9 Thu
- Jazz Band Rehearsal 2 PM – 4:20 PM (Band Room)
Mar 13 Mon
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 14 Tue
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 15 Wed
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 16 Thu
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 17 Fri
- Jazz Band 1: Segerstrom Concert (Choral Spring Concert) 7:30 PM – 10 PM (Segerstrom Concert Hall)
Mar 21 Tue
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
- Jazz Band at Info Night (New Student/Parent Welcome) 5 PM – 7 PM (MD)
Mar 22 Wed
- Percussion 3 PM – 4:30 PM
Mar 23 Thu
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 27 Mon
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 28 Tue
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 29 Wed
- Percussion Ensemble 3 PM – 6 PM (MD Band Room and or Monarch Pavilion)
Mar 30 Thu
- Jazz Band Rehearsal 3 PM – 5 PM (Band Room)
Mar 31 Fri
- Instrumental Music Concert @ Chapman Univeristy: All Classes (Chapman University Memorial Hall)

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