Mira Costa High School

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Foothill F/S Tournament Champions

NCAA Signing Day 2016
Congratulations, Mustang Athletes!

Honor Roll Lunch sponsored by PTSA

PTSA Volunteers Hard At Work - Summer Mailer

MCHS 2016 Retirees

2017 Student Recognition

MCHS Surf - NSSA 2016 Champions

Scholar Quiz Finalist 2017

2016-17 Signing Day!

Mustang Salute

6th Annual Distinguished Alumni Hall of Fame

Six outstanding Mira Costa graduates will be honored on Friday, September 22 for their positive contributions to society. Inductees will be featured at assemblies and feted at breakfast and lunch receptions before being celebrated at the football half-time show Friday evening. Click the shield to see their biographies.

Oklahoma! Receives Nominations at JRAY

Mira Costa Drama/Tech’s production of Oklahoma! was nominated in seven categories of theatrical achievement at the John Raitt Awards for Youth Musical Theatre Performance

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Latest News

SENIORS! College Application Presentation

On Monday 9/11, seniors met with their counselors through their English class to learn about the intricacies of the college application process. If you were absent, please see your counselor ASAP!


Please click here for directions in how to use Canvas.

Office Hours

Please click here for quick tutorial on Office Hours at Costa.


JUNIORS AND SOPHOMORES - ONLINE REGISTRATION FOR THE PSAT IS OPEN August. 28th- Sept. 17th. Please Click for details.

Community Coffee with the Principal

Come meet Dr. Dale in a casual atmosphere and hear about what's going on at Mira Costa. No agenda -- just bring yourself and whatever's on your mind. Click here to sign up.

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Show Event Calendar » Show Athletic Calendar »
MCHS Hall of Fame
Date: 9/22/2017
MCHS Hall of Fame (Click for schedule)

Date: 9/22/2017
MCHS Green and Gold Tailgate
Date: 9/22/2017, 5 PM 6:30 PM
Location: Waller Stadium - Peck side end zone
SOCOMUN - Rancho Santa Margarita (Nov/Int)
Date: 9/23/2017
Date: 9/27/2017
MCHS College Knowledge Night
Date: 9/27/2017, 6 PM
Location: College and Career Center (CCC)
Date: 10/4/2017
MCHS Hispanic Heritage Assembly 2nd Pd
Date: 10/4/2017, 8:46 AM 9:27 AM
MCHS Financial Aid Night
Date: 10/4/2017, 7 PM
Location: Auditorium
MCHS Honor Roll Lunch
Date: 10/10/2017, 12:21 PM 12:51 PM

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