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Upcoming Open House

Please join us at our virtual open house on January 13th from 6:30-7:30pm. Register here.  

If you have any questions, please reach out to our enrollment team by email ( or phone (857-209-4245‬). You can also fill out this form to receive additional updates and information from CCSC's enrollment team. 

Easy Online Application

You can apply online using the buttons below. CCSC is open to all Cambridge residents with students entering grades 6-10, as well as to siblings of currently enrolled students.


Lotteries for the 2021-22 school year are held weekly on Thursdays. Lottery applications are due on the previous Wednesday to be included in each week's lottery. Our first lottery for the 2022-23 school year will be January 27th, 2022. All application materials must be received by January 19th, 2022 to be included in that lottery.  

Families who wish to complete paper applications can do so by requesting a copy (either by emailing or calling the school), completing it, and returning it to the school by mail or fax (617-354-3624).  

Applying is easy. You will enter information about you, your child, and their current school, as well as provide proof of residency dated within 60 days of your application date. Proof of residency documents include:

  • Gas bill
  • Electricity bill
  • Cable bill
  • Mortgage statement
  • Lease agreement

If you are unable to provide one of these forms, you can submit an Certificate of Address Form.

Please visit our Enrollment FAQ page for more information and answers to commonly asked questions.