Among the school's most recent accomplishments, on Friday night in Washington, D.C., the Mira Costa Bands were awarded the President's Cup, for "giving the most polished, professional performance" at the invitation-only President’s Cup Concert Band Festival.

Mira Costa Girls Beach Volleyball finished their 11th season undefeated (in their first year as an official CIF sport).

Mira Costa Cheer placed 8th in the nation at the UCA National High School Cheerleading Championship in Orlando in March and was runner-up in the CIF state championships.

Mira Costa Choirs performed at the Choirs of America and University of Hawaii Na Leo ‘O Hawai'i Aloha State Choral Festival. Following the festival, students performed at the USS Missouri in Pearl Harbor, and paid their respects at the USS Arizona memorial.

Mira Costa Dance took first place in Medium Lyrical, second in Medium Jazz, and second in Medium Lyrical at the West Coast Elite regional dance competition last month.

Mira Costa Indoor Drumline made its first appearance at the Southern California Percussion Alliance Championship Finals and garnered an impressive ninth-place finish.

Mira Costa Girls Lacrosse is currently ranked #20 state-wide. They maintained a #1 ranking in their division for an impressive seven straight weeks – during which time they swept their division at the Rose Bowl Invitational Tournament by outscoring their opponents 32-5 - before ceding the top spot to Marlborough High School. Mira Costa took back their #1 ranking by defeating Marlborough 9-7 in a fiercely contested home match-up. Meanwhile, the JV girls' lacrosse team is currently 8-1 including a sweep of their own division at the Rose Bowl Tournament.

Mira Costa Model UN headed to New York City and garnered its best results of the year competing against other teams from across the nation and abroad. Costa was one of only two teams to win both of the top awards - Distinguished (aka Best Delegation) for Research and Preparation and for Committee Performance. In addition, six individual teams earned Distinguished (Best Delegate) awards, eight teams earned Excellence (Outstanding) awards, one team earned a Merit (Commendation) award, and five delegates were given the honor of speaking at the plenary session.

Mira Costa Rugby traveled to Spain over spring break - a trip that had been delayed for two years - and took on three tough Spanish teams despite being down several players. They won two out of their three games, giving them their first- (and second-) ever victories on foreign soil.

Mira Costa Swim swept the Friday Night Lights Meet in Torrance on April 15, winning both boys and girls divisions, and defeating 11 other schools. The Costa swimmers remain undefeated all season.

Mira Costa Track and Field teams placed in every division in the top four at the South Bay championships. The boys varsity emerged as South Bay champions, topping a field of 22 schools with 85 points. The girls varsity placed third out of 26 schools, even more impressive considering its top runners (Dalia Frias, Anna Chittenden, and Heather Jensen) did not compete because they had been invited to run in the prestigious Oregon Relays. On the frosh-soph side, the boys placed second (out of 17 schools) and the girls placed fourth (out of 16 schools). Senior Dalia Frias (who had been named Gatorade's Player of the Year for Girls Cross Country), broke two 40-year-old state records in the 1600 meters and in the mile at the Azusa Pacific Meet of Champions last month. 

Mira Costa Boys Volleyball's varsity team traveled to Honolulu to take on powerhouse Punahou High School, beating them three sets to one in a league-sanctioned, competitive match. Prior to spring break, the Frosh/Soph team took home the championship at the Foothill FS Tournament; and this weekend the JV and varsity competed in the Santa Barbara High School Varsity Tournament of Champions. The JV team finished in 9th place and secured the Consolation Bracket Championship; while the varsity team reached the championship game and lost in a close match to Burroughs High School.

Mira Costa Girls Water Polo remains undefeated as 2022 Bay League Champions.