Mater Dei Catholic High School was placed on a brief lockdown after receiving an anonymous threat call, but no threats were ...

Mater Dei Catholic High School in Chula Vista went into lockdown today after staff reported an anonymous threat, prompting a full sweep of the campus by police. Students were kept inside classrooms, ...

Troy visits Mater Dei Catholic on Saturday, Jan. 3, 2026, for a nonleague girls basketball game at 7 p.m. PT. The home Crusaders host the Warriors — full game ...

The Mater Dei Monarchs (5-2, 2-1) host the JSerra Catholic Lions (3-5, 0-3) at Santa Ana Stadium Friday night in a Trinity League matchup that features two programs heading in opposite directions. The ...

The Mater Dei Catholic Crusaders travel to TBA for a tournament game on Friday, Nov. 28. Mater Dei Catholic enters the matchup 0-0 and is listed with four ScoreBookLive fans; TBA is 0-0 and currently ...

CHULA VISTA — It was a game that had everything — strange plays, blocked kicks, stars coming up big, great catches…. But the biggest thing of all, host Mater Dei Catholic came from behind to capture ...

ST. LOUIS — This week, Mater Dei Catholic and Althoff Catholic are showing that the biggest wins don’t always happen under stadium lights. In the lead-up to Friday’s football rivalry game, both ...

Ed Johnson, one of the longest-tenured and most respected high school baseball coaches in the county, died over the weekend. He was 58. In 29 years at Marian Catholic High School and Mater Dei ...

Mater Dei Catholic School hosted its annual Veterans Day Prayer Service on Thursday, November 13, at St. Stanislaus Catholic Church, honoring the courage, sacrifice, and service of the men and women ...

Over the last five years, girls wrestling has continued to gain popularity in San Diego County. With more high schools now adding and offering the sport this winter, CIF San Diego has needed to expand ...