All Keller ISD campuses (grades PreK-12) will release early Thursday, May 21, the final day of the 2025-26 school year.

Visit www.KellerISD.net/Calendar/EarlyRelease for the latest campus early release times. 

Friday, May 22, is a Teacher Prep Day, and no classes will be held that day, though District administrative offices will remain open. All offices will be closed on Monday, May 25, in observance of Memorial Day. 

Download a printable version of Keller ISD's 2025-26 Instructional Calendar