Delta Academy Academy of Creative Expression (ACE)
Academics Overview Standards Departments Advanced Placement Program Common Core Graduation Requirements Summer Programs
Athletics Middle School Athletics Mustang Monday - Athletics Newsletter Calendar
CMHS ASB Middle School Activities
Counseling Senior Corner College and Career Center
Resources Mesa Minute Registration Information Bell Schedule Green/White Days Calendar Campus Map Events & Information Alumni School Site Council Tutoring Programs ELAC PTSA Costa Mesa High School Foundation Library Schedule CMHS Library Fundraisers Parent Resources Student Resources WASC Teacher Resources NMUSD Foundation Program Improvement Required Notices School Report Card
Costa Mesa High School Middle School Principal's Message
Contact Us Staff

Registration Information

Online Pre-Registration

Click on the "Pre-Registration Website" link below to begin.


You will need both your Student's ID# and Access Key to begin Online Pre-Registration.  This information is located on the Summer Registration Letter you received in the mail.


If you have lost your access key and have an email on file with the school, continue to Online Pre-Registration click on "Student Registration", then "Get Access Key" and the access key will be emailed to you.  


If you have lost your access key and do NOT have an email address on file with the school, email or call 714-424-8762.


Pre-Registration Website


New/Returning Students



New Students: 


1. Beginning on April 18th, complete address verification at the BESST Center located at 2045 Meyer Place, Room 110 (go to, locate “I Want To”, and select “Complete Address Verification Process and Enroll” from the drop-down menu.


2. Complete N-MUSD online pre-enrollment process, print and sign documents.


3. Beginning on April 24th, turn in pre-enrollment documents in the sealed envelope to the
Counseling Office at Costa Mesa High School.  You will receive a course selection form for the Fall 2017 semester at that time.


4. Family will receive a registration letter in the mail in late July.


5. Beginning on August 8th, complete the online CMHS/MS pre-registration process, print and sign the pre-registration form.


6. Complete in-person registration at CMHS/MS (turn in signed registration form, purchase PE clothes, take school ID and yearbook picture, pick up course list) starting the week of August 22, 2017. Please reference your summer registration letter for times and dates for your grade.


7. First day of school is September 5th.



Returning students: 


Parents of returning students will receive their pre-registration letter over the summer, typically end of July/beginning of August.  This registration letter will have your student’s access key, along with the dates of summer registration. Parent is required to complete the registration online, print registration form, and both parent and student will sign form.  This registration form is required to complete summer registration. 



Please click on the following links for important information regarding district services

Information can also be requested at your school's office.