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 14 Tue
- Lunch & Learn: Parent Education Series 12 PM – 12:45 PM (Virtual)
  Counseling
Apr 16 Thu
- Graduation Speech Committee Selection Process 9 AM – 4 PM (MCR)
  Counseling
Apr 17 Fri
- Graduation Speech Committee Selection Process 9 AM – 4 PM (MCR)
  Counseling
Apr 20 Mon
- Celebration of Academic Excellence & 4.0 Stole Ceremony 6 PM (MAC)
  Counseling
Apr 23 Thu
- MD Coaches Panel on College Athletic Recruiting 6 PM – 7:15 PM (Library Rotunda)
  Counseling
Apr 27 Mon
- Special Green Dress with Spirit Bottoms with Purchase of Green Ribbon
  Counseling
- Wellness Week
  Counseling
Apr 28 Tue
- Special Comfy Dress with Spirit Bottoms with Purchase of Green Ribbon
  Counseling
- Wellness Week
  Counseling
Apr 29 Wed
- Special Blue Dress with Spirit Bottoms with Purchase of Green Ribbon
  Counseling
- Wellness Week
  Counseling
- CSF/NHS Senior Awards Ceremony 7:45 AM (LeVecke)
  Counseling
Apr 30 Thu
- Special Dress: College Sweatshirts with Spirit Bottoms with Purchase of Green Ribbon
  Counseling
- Wellness Week
  Counseling

Events in April 2026
Su	Mo	Tu	We	Th	Fr	Sa
	One event •	One event •

		One event •		One event •	One event •
	One event •			One event •
	2 events ••	2 events ••	3 events •••	2 events ••	2 events ••

Calendars

Diocesan Events
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