Mater Dei High School
Build The Future

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

Feb 1 Mon
- RED: B. 1, 3, 5, 7
  Block Schedule
- Office Hour 2:30 PM – 3:30 PM
  Block Schedule
Feb 2 Tue
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 3 Wed
- RED: B. 1, 3, 5, 7
  Block Schedule
Feb 4 Thu
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 5 Fri
- RED: B. 1, 3, 5, 7
  Block Schedule
Feb 8 Mon
- GRAY: B. 2, 4, 6, 8
  Block Schedule
- Office Hour 2:30 PM – 3:30 PM
  Block Schedule
Feb 9 Tue
- RED (Pair Day - Early Dismissal): B. 1, 3, 5, 7
  Block Schedule
Feb 10 Wed
- GRAY (Mass Schedule): B. 2, 4, 6, 8
  Block Schedule
Feb 11 Thu
- RED: B. 1, 3, 5, 7
  Block Schedule
Feb 12 Fri
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 15 Mon
- No School - Presidents' Day
  Block Schedule
Feb 16 Tue
- RED: B. 1, 3, 5, 7
  Block Schedule
Feb 17 Wed
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 18 Thu
- RED: B. 1, 3, 5, 7
  Block Schedule
Feb 19 Fri
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 22 Mon
- RED: B. 1, 3, 5, 7
  Block Schedule
- Office Hour 2:30 PM – 3:30 PM
  Block Schedule
Feb 23 Tue
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 24 Wed
- RED: B. 1, 3, 5, 7
  Block Schedule
Feb 25 Thu
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Feb 26 Fri
- RED: B. 1, 3, 5, 7
  Block Schedule

Events in February 2027
Su	Mo	Tu	We	Th	Fr	Sa
	2 events ••	One event •	One event •	One event •	One event •
	2 events ••	One event •	One event •	One event •	One event •
	One event •	One event •	One event •	One event •	One event •
	2 events ••	One event •	One event •	One event •	One event •
	2 events ••	One event •	One event •	One event •	One event •

Calendars

Diocesan Events
Home Campus
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