Mater Dei High School

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.
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
- Students
- Parents
- Faculty
- Alumni
- Grandparents
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
Behind every achievement, success, and championship, stand the alumni, parents, faculty, staff, and friends who fortify our future. We invite you to support MD in a variety of ways with a gift that is meaningful to you.

Events

Apr 1 Wed
- Online Distance Learning – GRAY
  - Block Schedule
Apr 2 Thu
- Online Distance Learning – RED
  - Block Schedule
Apr 3 Fri
- Online Distance Learning – GRAY
  - Block Schedule
Apr 4 Sat
- ACT Testing (CANCELLED)
  - Counseling
Apr 6 Mon
- Online Distance Learning – RED
  - Block Schedule
Apr 7 Tue
- Online Distance Learning – GRAY
  - Block Schedule
Apr 8 Wed
- Online Distance Learning – RED
  - Block Schedule
Apr 9 Thu
- No School- Holy Thursday
  - Block Schedule
Apr 10 Fri
- No School- Good Friday
  - Block Schedule
Apr 20 Mon
- Online Distance Learning – GRAY
  - Block Schedule
- Valedictorian/Salutatorian Speech Submission Deadline by 3:00 PM
  (Counseling Office)
  - Counseling
Apr 21 Tue
- Online Distance Learning – RED
  - Block Schedule
Apr 22 Wed
- Online Distance Learning – GRAY
  - Block Schedule
- NHS/CSF Awards Ceremony (CANCELLED)
  7:45 AM (LeVecke)
  - Counseling
Apr 23 Thu
- Online Distance Learning – RED
  - Block Schedule
Apr 24 Fri
- Online Distance Learning – GRAY
  - Block Schedule
Apr 27 Mon
- Online Distance Learning – RED
  - Block Schedule
- Deadline to Submit Valedictorian/Salutatorian Videos - Due by 4pm
  4 PM
  - Counseling
Apr 28 Tue
- Online Distance Learning – GRAY
  - Block Schedule
Apr 29 Wed
- Online Distance Learning – RED
  - Block Schedule
Apr 30 Thu
- Online Distance Learning – GRAY
  - Block Schedule

Su	Mo	Tu	We	Th	Fr	Sa
29	30•	31•	1•	2•	3•	4•
5	6•	7•	8•	9•	10•	11
12	13	14	15	16	17	18
19	20••	21•	22••	23•	24•	25
26	27••	28•	29•	30•	1•	2•

Calendars

Diocesan Events
Counseling
Academics
Activities
Block Schedule
Athletics
Admissions
Alumni & Advancement
Visual Arts
The Arts
Campus Ministry
2022-2023 School Year

Select all

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