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Attendance Office

English - 714-424-8705

Spanish - 714-424-8788

Bicycle and Skateboard Policy

Bicycle and Skateboard Policy

CMHS/MS Solar Data

@MesaMSPrincipal - Dr. Padilla

New Student Enrollment

Due to on campus registration, we will NOT be processing New Student Enrollments on Monday, August 21, 2017 - Thursday, August 24, 2017. 


Office Hours for New Student Enrollment:

08/01/17 - 08/18/17 8:00 am - 11:00 am / 1:00 pm - 2:30 pm
08/21/17- 08/24/17 CLOSED, due to registration
08/25/17 - 08/31/17 8:00 am - 11:00 am / 1:00 pm - 2:30 pm
  09/01/17 8:00 am - 12:00 pm


In-Person Registration

These dates and times are for students who have completed the Pre-Registration process. 


*Please bring your signed Pre-Registration Form with you on your assigned registration day*


7th Grade Tuesday, August 22nd    8:30 - 11:30 A.M.
8th Grade Wednesday, August 23rd     8:30 - 11:30 A.M.
9th Grade Thursday, August 24th    8:30 - 11:30 A.M.
10th Grade Thursday, August 24th   1:00 - 3:00 P.M.
11th Grade Wednesday, August 23rd      1:00 - 3:00 P.M.
12th Grade Tuesday, August 22nd    1:00 - 3:00 P.M

Welcome Back! Important Events and Reminders:

Welcome Back! Important Events and Reminders:

ASB Packages Available!

Get Involved Costa Mesa!  Buy a Package Today!


7th and 8th grade package -  $100

  • ASB Sticker
  • Yearbook - Middle School

A - All High School Mustang Package (Grades 9-11) - $150

  • ASB Sticker
  • Yearbook - High School

B- 'Senior' Best Package - $265

  • ASB Sticker
  • Yearbook - High School
  • All senior week activities, senior gift, and senior t-shirt
  • Graduation gown, cap, and tassel
  • Graduation orchid lei
  • add a parking pass for $20

The first 100 seniors who buy this during registration will receive $10.00 off your Homecoming Ticket!!!


Physical Education Clothes

  • Shirt - $8
  • Short - $8

Add PE Clothes to any package for $15


Spirit Items are also available. 


Please make checks to: CMHS-ASB

Costa Mesa High School Logo

Signature Academies Video

Mustang Legacy Wall Project​​​​​​​


Memorialize your place at the CMHS Mustangs Field. Buy a tile to be placed at the Legacy Wall. Great gifts for seniors, birthdays, graduation, alumni, sport groups, clubs and more! All proceeds go to the Costa Mesa High School Foundation, whose mission is to enhance the educational opportunities at CMHS/MS. Flyers are available in the high and middle school offices.


To purchase a tile click on the picture below!Mustang Legacy Wall Project

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Important Notices

School Loop Login

Class of 2018 Senior Photos

Class of 2018, If you missed the first round of senior portraits in July, call today to book your August appointment. Lauren Studios will be on campus again the week of August 14th-18th. Call the ...more

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Meetings & Events

Today: 8/23/17

SBAC Resources

2014-25 CMHS/MS School Accountability Report Card (SARC)

Please follow the link to the 2014-2015 CMHS SARC:

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@MesaHSPrincipal - Mr. Haley

The mission of the Newport-Mesa Unified School District, in partnership with the Costa Mesa - Newport Beach communities, is to graduate students who have acquired the knowledge, skills, and attitudes necessary to achieve significant career, educational, civic, and personal goals, which will enrich our society.

The Newport-Mesa Unified School District Governing Board is committed to providing equal opportunity for all individuals in education. District programs, activities, practices, and employment shall be free from discrimination, harassment, intimidation, and bullying based race, color, ancestry, national origin, ethnic group identification, age, religion, marital or parental status, physical or mental disability, sex, sexual orientation, gender, gender identity or expression; the perception of one or more of such characteristics; or association with a person or a group with one or more of these actual or perceived characteristics. This policy applies to all acts related to school activity or school attendance within a school under the jurisdiction of the Superintendent.  Any school employee who witnesses an incident of unlawful discrimination, including discriminatory harassment, intimidation, retaliation, or bullying, shall immediately intervene to stop the incident when it is safe to do so.  Compliance Officer Contact Information: Associate Superintendent, Chief Human Resources Officer, 2985 Bear St. Costa Mesa, CA 92626, 714-424-5041