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Haddam-Killingworth Middle School Athletics

Home of the Cougars

Welcome to Haddam-Killingworth Middle School's Athletics registration page.  Here is where you may sign your child up for inter-scholastic sports tryouts. In addition, you may upload the required Health Assessment Record as well as review and acknowledge receipt of all forms required for sports participation at Haddam-Killingworth Middle School.

When you register through FamilyID, the system keeps track of your information in your FamilyID profile. You enter your information only once for each family member for multiple uses and multiple programs.

REMINDERPlease check with the nurse regarding the expiration of your child's Health Assessment Record (physical).  He/She must have an up to date Health Assessment Record on file in the nurses office before participating in any athletic activity.


It will be helpful to have the following information handy to allow for accurate completion of your online registration.

  • Insurance information, emergency contact information, your student's latest physical. Update physicals are required to be on file in the nurses office prior to participation in tryouts - No exceptions will be made. Please keep this in mind when registering and be sure that your student's physical is up to date. 


Follow these steps:

  1. Already have a FamilyID account? Click  Log In and proceed to step 3
  2. New to FamilyID?   If this is your first time using FamilyID Click  Create Account
    1. Create your secure FamilyID account by entering the account owner First and Last names (parent/guardian), E-mail address and password. Select I Agree to the FamilyID Terms of Service. Click Create Account.
    2. You will receive an email with a link to activate your new account. (If you don’t see the email, check your E-mail filters (spam, junk, etc.).
    3. Click on the link in your activation E-mail, which will log you in to
  3. Once in FamilyID, to find our programs, enter HKMS in the organization search bar. This will lead you to our landing page.
  4. At the bottom of our landing page is a link to the registration form.
  5. Once in the registration form, complete the information requested. All fields with a red* are required to have an answer.
  6. Click the Continue button when your form is complete.
  7. Review your registration summary.
  8. Click the green  Submit button. After selecting ‘Submit’, the registration will be complete. You will receive a completion email from FamilyID confirming your registration.

At any time, you may login at to update your information and to check your registration(s). 

To view a completed registration, select the 'Registration' tab on the blue bar.


  • If you need assistance with registration, contact FamilyID or 781-205-2800 x1.
  • Support is available 7 days per week and messages will be returned promptly.

There currently are no programs published for this organization
If the program you are looking for is closed or not listed, Click Here to contact the organization.