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 Sat
- FRESHMAN TUSTIN TOURNAMENT 8 AM (Tustin High School)
- FROSH SOPH FOOTHILL TOURNAMENT 8 AM (Foothill High School)
- JV and Varsity Beach Party 2 PM – 5 PM (Emerald Bay, Laguna Beach)
Apr 3 Mon
- Strength & Conditioning (BLOCK 5- Weight Room)
- JV Boys Volleyball Practice 3 PM – 5 PM (MAC North)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (MAC South and MAC Center)
- Freshman Boys Volleyball Practice 5 PM – 7 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 5 PM – 7 PM (MAC Center)
Apr 4 Tue
- JV Boys Volleyball Practice 3 PM – 5 PM (MAC North)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (MAC South and Center )
- Freshman Boys Volleyball Practice 5 PM – 7 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 5 PM – 7 PM (MAC Center)
Apr 5 Wed
- Strength & Conditioning (BLOCK 5- Frosh Soph Only)
- Study Hall (BLOCK 5- Room 218 V/JV/Freshman only)
- Frosh Soph Boys Volleyball Practice 3 PM – 5 PM (MAC North)
- FRESHMAN HOME MATCH VS CENTURY 3:30 PM (MAC Center Court)
- AWAY MATCH AT ORANGE LUTHERAN 4:30 PM (Dismissal @ 2:30PM JV- 4:30PM V- 5:30PM)
Apr 6 Thu
- MANDATORY MASS (Upper and Lower Lunch)
- JV Boys Volleyball Practice 3 PM – 5 PM (MAC North)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (MAC Center and South)
- Freshman Boys Volleyball Practice 5 PM – 7 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 5 PM – 7 PM (MAC Center)
Apr 7 Fri
- AWAY MATCH AT ST. JOHN BOSCO (Dismissal @ 1:30PM FS- 3:30PM JV- 4:30PM V- 5:30PM)
- Study Hall (BLOCK 5- Room 218 All Levels)
- Freshman Boys Volleyball Practice 3 PM – 5 PM (MAC South)
Apr 8 Sat
- FRESHMAN KENNEDY TOURNAMENT 8 AM (Kennedy High School)
Apr 10 Mon
- JV Boys Volleyball Practice 3 PM – 5 PM (North Court)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (Center and South Courts)
- Freshman Boys Volleyball Practice 5 PM – 7 PM (MAC Center)
- Frosh Soph Boys Volleyball Practice 5 PM – 7 PM (South Court)
- Strength & Conditioning 5 PM – 6 PM (Weight Room Varsity and JV)
Apr 11 Tue
- Study Hall (BLOCK 5- Room 218)
- JV Boys Volleyball Practice 2 PM – 4 PM (MAC South)
- Varsity Boys Volleyball Practice 2 PM – 4:15 PM (MAC North and Center North Court until 3PM)
- Frosh Soph Boys Volleyball Practice 4 PM – 6 PM (MAC South )
- Freshman Boys Volleyball Practice 4:15 PM – 6:15 PM (MAC Center)
Apr 12 Wed
- AWAY MATCH AT SERVITE (Dismissal @ 1:30PM FS- 3:30PM JV- 4:30PM V- 5:30PM)
- National Signing Day 7:30 AM (MAC)
- FRESHMAN HOME MATCH VS GODINEZ 3:30 PM (MAC Center)
Apr 13 Thu
- Strength & Conditioning (BLOCK 5- Weight Room All Levels)
Apr 14 Fri
- No Practice
Apr 17 Mon
- No Practice
Apr 18 Tue
- JV Boys Volleyball Practice 8 AM – 10 AM (MAC SOUTH)
- Varsity Boys Volleyball Practice 9 AM – 11 AM (MAC NORTH AND CENTER)
- Frosh Soph Boys Volleyball Practice 11 AM – 1 PM (MAC SOUTH)
- Varsity Boys Volleyball Practice 12 PM – 2 PM (MAC NORTH AND CENTER)
- Freshman Boys Volleyball Practice 2 PM – 4 PM (MAC SOUTH)
Apr 19 Wed
- JV Boys Volleyball Practice 8 AM – 10 AM (MAC SOUTH)
- Varsity Boys Volleyball Practice 9 AM – 11 AM (MAC NORTH AND CENTER)
- Strength & Conditioning 10 AM – 11 AM (JV ONLY- WEIGHT ROOM)
- Frosh Soph Boys Volleyball Practice 11 AM – 1 PM (MAC SOUTH)
- Varsity Boys Volleyball Practice 12 PM – 2 PM (MAC NORTH AND CENTER)
- FRESHMAN AWAY MATCH @ GARDEN GROVE 3 PM
Apr 20 Thu
- VARSITY BELLARMINE PREP INVITATIONAL
- JV Boys Volleyball Practice 8 AM – 10 AM (MAC SOUTH)
- Freshman Boys Volleyball Practice 2 PM – 4 PM (MAC SOUTH)
Apr 21 Fri
- VARSITY BELLARMINE PREP INVITATIONAL
- JV Boys Volleyball Practice 8 AM – 10 AM (MAC SOUTH)
- FRESHMAN AWAY MATCH @ KENNEDY 3 PM
- Frosh Soph Boys Volleyball Christian Service Project 4 PM (The Lighthouse Church and Outreach Ministries 1885 Anaheim Ave. Costa Mesa, CA 92626)
Apr 22 Sat
- VARSITY BELLARMINE PREP INVITATIONAL
Apr 24 Mon
- Strength & Conditioning (BLOCK 5- Weight Room)
- Freshman Boys Volleyball Practice 3 PM – 5 PM (MAC North)
- Frosh Soph Boys Volleyball Practice 3 PM – 5 PM (MAC South)
- JV Boys Volleyball Practice 3 PM – 5 PM (MAC Center)
- Varsity Boys Volleyball Practice 5 PM – 7 PM (MAC South and Center)
Apr 25 Tue
- JV Boys Volleyball Practice 3 PM – 5 PM (MAC South)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (MAC Center and North Court)
- Freshman Boys Volleyball Practice 5 PM – 7 PM (MAC South)
- Frosh Soph Boys Volleyball Practice 5 PM – 7 PM (MAC Center)
Apr 26 Wed
- AWAY MATCH AT JSERRA (Dismissal at 1:30PM FS- 3:30PM JV- 4:30PM V- 5:30PM)
- Study Hall (BLOCK 5- Room 218)
- FRESHMAN AWAY MATCH @ PORTOLA 3:30 PM (Dismissal @ 1:30PM)
Apr 27 Thu
- Frosh Soph Boys Volleyball Practice 3 PM – 5 PM (MAC South)
- Varsity Boys Volleyball Practice 3 PM – 5 PM (MAC Center and North)
- Freshman Boys Volleyball Practice 5 PM – 7 PM (MAC South)
- JV Boys Volleyball Practice 5 PM – 7 PM (MAC Center)
Apr 28 Fri
- HOME MATCH VS SANTA MARGARITA (FS- 3:30PM JV-4:30PM V- 5:30PM)
- Study Hall (BLOCK 5- Room 218)
- FRESHMAN HOME MATCH VS SAMUELI ACADEMY 3:30 PM (MAC North Court)
Apr 29 Sat
- FROSH SOPH OC CHAMPIONSHIPS TOURNAMENT 8 AM (Edison High)

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