Welcome to Mira Costa High School ~ Home of the Mustangs                                                                                  Thanks to the Manhattan Beach Property Owner's Association for funding the auditorium renovation!                                                                                                                              There is no school on Thursday, September 9th, in observance of Rosh Hashanah.                                                                                                                                                                        
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Alumni
Welcome to the Mira Costa Mustangs Alumni Organization Website. You can find information about what is new at Mira Costa High School, reunions and events that are upcoming, alumni meetings and of course, a way to reconnect with old friends.