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

Sep 1 Fri
- GRAY (Rally Schedule): B. 2, 4, 6, 8
  Block Schedule
Sep 4 Mon
- No School - Labor Day
  Block Schedule
Sep 5 Tue
- RED: B. 1, 3, 5, 7
  Block Schedule
Sep 6 Wed
- GRAY (Late Start): B. 2, 4, 6, 8
  Block Schedule
Sep 7 Thu
- RED (Mass Schedule): B. 1, 3, 5, 7
  Block Schedule
Sep 8 Fri
- GRAY (Pair Day - Early Dismissal): B. 2, 4, 6, 8
  Block Schedule
Sep 11 Mon
- RED: B. 1, 3, 5, 7
  Block Schedule
- Office Hour 2:30 PM – 3 PM
  Block Schedule
Sep 12 Tue
- GRAY: B. 2, 4, 6, 8
  Block Schedule
Sep 13 Wed
- RED (Late Start): B. 1, 3, 5, 7
  Block Schedule
Sep 14 Thu
- GRAY: B. 2, 4, 6, 8
  Block Schedule
- Office Hour 2:20 PM – 3 PM
  Block Schedule
Sep 15 Fri
- No School - Diocesan Convocation
  Block Schedule
Sep 18 Mon
- RED (Special Schedule): B. 1, 3, 5, 7
  Block Schedule
- Office Hour 2:40 PM – 3 PM
  Block Schedule
Sep 19 Tue
- GRAY (Pair Day - Early Dismissal): B. 2, 4, 6, 8
  Block Schedule
Sep 20 Wed
- RED (Late Start): B. 1, 3, 5, 7
  Block Schedule
Sep 21 Thu
- GRAY: B. 2, 4, 6, 8
  Block Schedule
- Office Hour 2:20 PM – 3 PM
  Block Schedule
Sep 22 Fri
- RED: B. 1, 3, 5, 7
  Block Schedule
Sep 25 Mon
- GRAY: B. 2, 4, 6, 8
  Block Schedule
- Office Hour 2:30 PM – 3 PM
  Block Schedule
Sep 26 Tue
- RED: B. 1, 3, 5, 7
  Block Schedule
Sep 27 Wed
- FLEX DAY / PD Day
  Block Schedule
Sep 28 Thu
- GRAY: B. 2, 4, 6, 8
  Block Schedule
- Office Hour 2:20 PM – 3 PM
  Block Schedule
Sep 29 Fri
- RED: B. 1, 3, 5, 7
  Block Schedule

Events in September 2023
Su	Mo	Tu	We	Th	Fr	Sa
	2 events ••	One event •	One event •	2 events ••	One event •
	One event •	One event •	One event •	One event •	One event •
	2 events ••	One event •	One event •	2 events ••	One event •
	2 events ••	One event •	One event •	2 events ••	One event •
	2 events ••	One event •	One event •	2 events ••	One event •

Calendars

Diocesan Events
Home Campus
Counseling
Academics
Activities
Block Schedule
Athletics
Admissions
Alumni & Advancement
Visual Arts
Performing Arts
Campus Ministry
2024-2025 School Year

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