* Grade level: Elementary schools typically dismiss earlier than middle or high schools.
* School district policies: Different districts have different schedules.
* State laws and regulations: While there aren't nationwide laws dictating dismissal times, states might have some influence on school day length.
* Individual school's schedule: Even within a district, individual schools might have slightly different times.
To find the closing time for a specific school, you'll need to check that school's website or contact the school directly.