School Age Calculator
Determine the appropriate school grade based on birth date and school district policies
How It Works
This calculator determines school grade based on your district’s cutoff date. Children must reach the starting age by the cutoff date to enter kindergarten that year.
Did You Know?
About 15% of kindergartners are “redshirted” – held back a year to allow for additional development before starting school.
Born 2018-09-01 on 2025-08-05: Kindergarten (Expected: Kindergarten)
Born 2018-09-01 on 2025-09-02: 1st grade (Expected: 1st grade)
Born 2018-09-02 on 2025-09-02: Kindergarten (Expected: Kindergarten)
Born 2015-07-10 on 2025-09-01: 5th grade (Expected: 5th grade)
Born 2010-05-15 on 2025-09-01: 10th grade (Expected: 10th grade)
Born 2005-11-30 on 2025-09-01: Completed high school (Expected: Completed high school)