Mater Dei High School

Nikko Remigio '18 Featured on Fox 11 Super Bowl Spotlight

Enjoy a great segment of this Three Stiper as he headed into yesterday's Super Bowl with the Kansas City Chiefs. Although the outcome of yesterday's game did not go in his favor, our Monarch community is proud nonetheless.

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

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.

11 Monarchs Commit to Continue Their Athletic Journey in College - 4/16

This morning 11 members of the Class of 2025 officially commited to continue their athletic journey at the collegiate level surrounded by their coaches, teammates, family and friends. Click here to see the full list.

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.

March Monarchs of the Month

Congratulations to Anthony Pagone and Sam Kim who were named Monarchs of the Month for March.

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

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!

Order Your MD 2025 Yearbook TODAY while supplies last

A limited number are available for purchase. Order yours today before we run out or pricing increases.

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

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

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.

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

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!

Congratulations Isabella Strickland-Martinez, Kayla Stephanos, and Alice Eskander!

They will receive three weekends of leadership training and hands-on guidance from mentors in the community, plus a single grant of up to $5,000 from the Foundation to implement their social service project in their local community this summer.

February Monarchs of the Month

Congratulations to Vincent Van Niekerk and Valerie Noria who were named Monarchs of the Month for February.

Nikko Remigio '18 Featured on Fox 11 Super Bowl Spotlight

Enjoy a great segment of this Three Stiper as he headed into yesterday's Super Bowl with the Kansas City Chiefs. Although the outcome of yesterday's game did not go in his favor, our Monarch community is proud nonetheless.

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

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.

11 Monarchs Commit to Continue Their Athletic Journey in College - 4/16

This morning 11 members of the Class of 2025 officially commited to continue their athletic journey at the collegiate level surrounded by their coaches, teammates, family and friends. Click here to see the full list.

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.

March Monarchs of the Month

Congratulations to Anthony Pagone and Sam Kim who were named Monarchs of the Month for March.

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

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!

Order Your MD 2025 Yearbook TODAY while supplies last

A limited number are available for purchase. Order yours today before we run out or pricing increases.

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

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

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.

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!

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