The Choirs

The Grammy-Award winning Mira Costa Choirs welcome all students regardless of singing experience or ability level. We offer three classroom choirs and two student-led a cappella groups. Scroll down for registration information.


Vocal Ensemble
Mixed Voices; SATB
Placement Assessment Required
Click Here to Hear Vocal Ensemble


Choral Union (formerly Costa Chorale)
SSA Voices
Placement Assessment Required
Click Here to Hear Choral Union


Mira Costa Voices
Mixed Voices; SATB
Open Enrollment (no prior singing experience is required)

Email Choir Director Kate Crellin at kcrellin@mbusd.org for registration information.


Coterie
Coterie Acappella

Coterie A Cappella
Extracurricular student-led treble a cappella group
Audition Required

Click Here to Watch Coterie
Follow Coterie on Instagram / Watch Coterie on YouTube


Muscle A Cappella
Extracurricular student-led lower voices a cappella group
Audition Required

Click Here to Watch Muscle
Follow Muscle on Instagram / Watch Muscle on YouTube


Cotusle – Coterie & Muscle A Cappella
Coterie and Muscle a cappella groups often perform together at benefit concerts and choir events.

Click Here to Watch Cotusle


How To Enroll:

If you are a student who does not have prior singing experience, register for “Mira Costa Voices” choir class during class enrollment.

If you are new to Mira Costa, but you do have prior singing experience, register for the “Mira Costa Voices” choir class during class enrollment, and then CLICK HERE for placement assessment information and sign up links.

If you are a current Mira Costa Student, but not currently enrolled in choir, register for the “Mira Costa Voices” choir class. If you have prior singing experience and would like to be considered for either Choral Union or Vocal Ensemble, CLICK HERE for placement assessment information and sign up links.

If you are a rising 9th grade student who is in choir at MBMS and wish to continue choir at Mira Costa, register for “Mira Costa Voices.” For those interested in being considered for either Choral Union or Vocal Ensemble, CLICK HERE for placement assessment information and sign up links. Placement assessment information will also be shared in class. Registrations will be adjusted by the Choir Director accordingly.

If you are currently a Mira Costa student in Costa Chorale and wish to be considered for a different assessed-based choir class, register for “Choral Union” and then CLICK HERE for placement assessment information and sign up links. The Choir Director will adjust registrations accordingly.


2022-23 Placement Assessment Information

We will have two opportunities to audition this year- in March & June. You are welcome to audition in either cycle.  If you audition in March and don’t get placed into your desired ensemble, you are welcome to re-audition in cycle 2 (but a change in results is not guaranteed). All auditions are held by appointment only, please sign up using the Sign Up Genius links below. All auditions are held in the MCHS Choir Room. Please arrive 10-15 minutes before your slot to warm-up & sign in.

Placement Cycle 1:

  • Sunday, March 27th 1-4pm
  • Wednesday, March 30th AM Office Hour (9:30-10:25am)
  • Wednesday, March 30th 3:15pm-5:00pm

Sign-Up Here for Placement Cycle 1: www.signupgenius.com/go/10C0F4FA4AA23A5F8CE9-mchs 

Placement Cycle 2: 

  • Sunday, June 12th 11-2pm

Sign-Up Here: www.signupgenius.com/go/10C0F4FA4AA23A5F8CE9-mchs1

Click on the “Full Audition Information” button above for full information including repertoire and sheet music links.


Once you have completed your enrollment, please also complete the Registration Form below.

This form will be used by the Boosters and the Choir Director to provide you with information such as how to obtain concert and performance attire, important dates for events that happen early in the school year, and more.


Choir Registration Form

Choir Registration QR code