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.
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
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.
- Students
- Parents
- Faculty

We Are Mater Dei

Founded in 1950, Mater Dei is more than a high school. We are a community built on fellowship and intellectual rigor, dedicated to developing our students' talents as they pursue their dreams of academic excellence, artistic distinction, athletic glory, and spiritual growth. Mater Dei and its students have influenced Orange County through campus ministry, the arts, academics and athletics.

Mater Dei students continue to become National Merit finalists, scientific scholars, CIF champions, award-winning artists and more! Our students are characterized by curiosity, ambition and service to others. Mater Dei students take these lessons with them as they move on to some of the most prestigious universities and well into their professional lives in the worlds of medicine, law, technology, finance, education, entertainment, government, business and ministry.

Whether you’re a prospective student or parent, know that Mater Dei is a place to call home. We are a family. We are MD!

wearemd