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

Oct 1 Mon
- Admissions Visit to St. Anne School, Santa Ana 12 PM – 1 PM
Oct 2 Tue
- Parent Admissions Visit - St. Joseph School, Santa Ana 6:30 PM – 8 PM
Oct 3 Wed
- Admissions Visit to St. Hedwig School, Los Alamitos 1:45 PM – 2:15 PM
Oct 4 Thu
- Admissions Visit to St. Edward the Confessor, Dana Point - Parent Guild Meeting 8 AM – 9 AM
Oct 9 Tue
- Admissions Visit to St. Joseph School, Placentia 10:50 AM – 11:40 AM
Oct 10 Wed
- Admissions Visit to St. Columban School, Garden Grove 9:45 AM – 10:30 AM
- Admissions Visit to St. Edward School the Confessor School, Dana Point 1:17 PM – 2:05 PM
- Admissions Visit to School of Our Lady, Santa Ana 2:15 PM – 3 PM
- Harbor Day - Pegasus School: High School Information Night - at Harbor Day School 7 PM – 9 PM (Harbor Day School, Newport Beach)
Oct 11 Thu
- Calvary Christian High School Information Night 7 PM – 8 PM (1010 North Tustin Avenue Santa Ana, CA 92705)
Oct 12 Fri
- Admissions Visit: St. Justin Martyr School, Anaheim 10:45 AM – 11:30 AM
- Admissions Visit to St. Polycarp School, Stanton 2 PM – 2:45 PM
Oct 15 Mon
- Admissions Visit to St. Joachim, Costa Mesa 8:15 AM – 9 AM
- St. Mark's Lutheran School - High School Information Night 12 PM – 1 PM (St. Mark's Lutheran School 2323 Las Lomitas Drive Hacienda Heights, CA 91745)
Oct 17 Wed
- Admissions Visit to St. John the Baptist School, Costa Mesa 2 PM – 2:45 PM
- Information Night at Mater Dei High School 7 PM – 9 PM
Oct 21 Sun
- Catholic High School Fair 3 PM – 5 PM (Rush Park Auditorium 3021 Blume Drive Rossmoor, CA 90720)
Oct 22 Mon
- Shadow Day - FULL
- Admissions Visit to St. Cecilia School, Tustin 2 PM – 2:30 PM
Oct 23 Tue
- St. Mary's School High School Fair, Aliso Viejo 6 PM – 7:30 PM (7 Pursuit Aliso Viejo, CA 92656)
Oct 25 Thu
- Westerly School High School Night 3 PM – 5 PM (2950 East 29th Street Long Beach, CA 90806)
Oct 29 Mon
- Shadow Day - FULL

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