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In Memory of Pope Francis Featured Photo

In Memory of Pope Francis

With Easter in our hearts, we also carry a profound sorrow. As the world celebrates the joy of the Resurrection, the Mater Dei community joins the global Church in mourning the passing of our beloved Holy Father, Pope Francis.
Inaugural Monarch Film Festival – 4/16 Featured Photo

Inaugural Monarch Film Festival – 4/16

Join us for a night of creativity, storytelling, and celebration at the Inaugural Monarch Film Festival, hosted by our Film & Media Arts Department and proudly sponsored by Panasonic LUMIX! Can't make the event? Join us via Live Stream at 6 p.m.
2025 Spirit of Josef Award Featured Photo

2025 Spirit of Josef Award

Thank you to all who nominated an MD Employee for the 2025 Spirit of Josef Award. We surprised this year’s winner at the conclusion of our Holy Week Mass. Video to follow soon on our school's Instagram.
2025 Summer Camps! Featured Photo

2025 Summer Camps!

Looking for the ultimate summer experience? Join us for Mater Dei High School’s Summer Sports Camps, where Future Monarchs, incoming students, and returning athletes can train, compete, and have fun with our elite coaches and Monarch athletes! Don’t miss your chance to elevate your game this summer. CLICK HERE to register now.
25-26 Registration Open Now Featured Photo

25-26 Registration Open Now

Register early (on or before 3/31) to enjoy a $100 discount on your registration fee and be automatically entered into a raffle for a chance to receive $1,000 off your 2025-2026 school year tuition!
Spirit of Josef Award Nominations - Due 4/7 Featured Photo

Spirit of Josef Award Nominations - Due 4/7

This award recognizes a current MD employee who exhibits the spirit of Josef by exemplifying his best traits. Students, parents, faculty, staff, and administration are encouraged to submit nominations.
Announcing Mater Dei's New Head Girls Flag Football Coach: Kevin Morton Featured Photo

Announcing Mater Dei's New Head Girls Flag Football Coach: Kevin Morton

Mater Dei High School is proud to announce the appointment of Kevin Morton as the new Head Coach of Girls Flag Football. Coach Morton succeeds Coach Josh Goedl, under whom he previously served as Assistant Coach during the program’s first two seasons. Click to see full press release.
Gratitude for Kevin Kiernan’s Legacy at Mater Dei Featured Photo

Gratitude for Kevin Kiernan’s Legacy at Mater Dei

It is with deep appreciation that we share the news that Athletic Director Kevin Kiernan has announced his retirement, effective at the end of the school year. As the winningest coach in California girls basketball history, with over 900 career wins, Coach Kiernan has made an extraordinary impact on our student-athletes, both on and off the court. Click to read full press release.
playfly

Mater Dei High School Makes History with Playfly Sports!

Mater Dei High School is proud to announce a groundbreaking 10-year partnership with Playfly Sports, making us the first high school in the nation to secure a third-party multimedia rights agreement. This partnership will enhance sponsorship opportunities, increase media exposure, and elevate the experience for our students, families, and fans both on campus and at game days. Watch our launch video and read the official press release to learn more about how this collaboration will strengthen Mater Dei’s tradition of excellence!
Spring Spirit Week: March 24 - 28 Featured Photo

Spring Spirit Week: March 24 - 28

Special Dress Days and lunchtime activities all week long! Click here below to purchase a soft serve ice cream to be served during both lunches on Wednesday, March 26!
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We Are MD

Our Mission

Mater Dei is a co-educational Catholic college preparatory high school located in Santa Ana, CA. Rooted in our tradition of Honor, Glory, and Love, we serve a diverse student community committed to knowledge, faith, and service.
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Faith & Service Academics Athletics Campus Life The Arts

Mater Dei At A Glance

  • Uniquely Mater Dei
    • 188 Zip Codes
    • 124 Feeder Schools
    • 73% Catholic/ 27% Non Catholic
  • Faith & Service
    • 45K+ Hours Given Per Year
    • 600+ Organizations
    • 140 Average Hours Per Graduate
  • Comprehensive Academics
    • 55 Honors Courses
    • 21 AP Courses
    • 109+ Electives
  • Nationally Recognized Athletics
    • 28 Sports Teams
    • 71% Athletes on Honor Roll
    • 23 Gatorade Players of the Year
  • Unparalleled Arts
    • 82 Courses
    • 47% of student body
    • 70% of Artists on Honor Roll
  • Global Alumni Network
    • 30K+ Worldwide
    • Robust Alumni Business Network
    • 20% Faculty Staff are Alumni