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

Apr 1 Wed
- Upper/Lower Lunch Mass (Chapel Annex)
- Strength & Conditioning 3 PM – 4 PM (Weight Room)
Apr 2 Thu
- No Practice- No Block 7
Apr 7 Tue
- JV Boys Volleyball Practice 8 AM – 10 AM (MAC)
- Frosh Soph Boys Volleyball Practice 10 AM – 12 PM (MAC)
- Varsity Boys Volleyball Practice 10 AM – 12 PM (MAC)
- Strength & Conditioning 12 PM – 1 PM (Weight Room)
Apr 8 Wed
- JV Boys Volleyball Practice 10 AM – 12 PM (MAC)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC)
Apr 9 Thu
- JV Boys Volleyball Practice 10 AM – 12 PM (MAC)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC)
Apr 10 Fri
- JV Boys Volleyball Practice 8 AM – 10 AM (MAC)
- Frosh Soph Boys Volleyball Practice 10 AM – 12 PM (MAC)
- Varsity Boys Volleyball Practice 10 AM – 12 PM (MAC)
- Strength & Conditioning 12 PM – 1 PM (Weight Room)
Apr 13 Mon
- Nutrition Seminar 2:30 PM – 3:30 PM (JV and Varsity Room 204)
- Frosh Soph Boys Volleyball Practice 2:45 PM – 4:45 PM (MAC South)
- JV Boys Volleyball Practice 4 PM – 6 PM (MAC North)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC Center and South)
Apr 14 Tue
- AWAY MATCH AT ST. JOHN BOSCO (Dismissal at 1:15PM)
Apr 15 Wed
- Upper/Lower Lunch Mass (Chapel Annex)
- JV Boys Volleyball Practice 2:45 PM – 4:45 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC Center and South)
Apr 16 Thu
- HOME MATCH VS SERVITE (MAC)
Apr 17 Fri
- JV Boys Volleyball Practice 2:30 PM – 4:30 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC Center and South)
- Strength & Conditioning 6 PM – 7 PM (Weight Room)
Apr 18 Sat
- CAPO VALLEY TOURNAMENT FROSH SOPH and JV (CAPO VALLEY HIGH SCHOOL)
Apr 20 Mon
- JV Boys Volleyball Practice 2:30 PM – 4:30 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North Court)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC Center and South Court)
Apr 21 Tue
- AWAY MATCH AT JSERRA (Release time at 1:15pm)
Apr 22 Wed
- Upper/Lower Lunch Mass (Chapel Annex)
- JV Boys Volleyball Practice 2:45 PM – 4:45 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC Center and South Court)
Apr 23 Thu
- HOME MATCH VS SANTA MARGARITA (MAC)
Apr 24 Fri
- JV Boys Volleyball Practice 2:30 PM – 4:30 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North)
- Varsity Boys Volleyball Practice 4 PM – 6 PM (MAC Center and South Court)
- Strength & Conditioning 6 PM – 7 PM (Weight Room)
Apr 27 Mon
- JV Boys Volleyball Practice 2:30 PM – 4:30 PM (MAC South Court)
- Varsity Boys Volleyball Practice 2:30 PM – 4:30 PM (MAC Center Court)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North Court)
Apr 28 Tue
- AWAY MATCH AT ORANGE LUTHERAN (Dismissal at 1:30 PM)
Apr 29 Wed
- Upper/Lower Lunch Mass (Chapel Annex)
- JV Boys Volleyball Practice 3 PM – 5 PM (MAC South Court)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (MAC Center Court)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC North Court)
Apr 30 Thu
- HOME MATCH VS ST. JOHN BOSCO (MAC)

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