User Name  
For log in problems or questions, please contact
Clayton County Public Schools at 678-479-2651 or To register call 678-479-2637

When logging in to SubFinder remember Username is last name only, and Password is 100XXXXXX last 6 digits of your social security number.
If you have attempted more than 3 times, and get a message that you have accessed the max number of attempts: close your current internet browser and launch the login page again.