Academic Calendar Hisd. Under the approved calendar, the first official school day for next year in 2024 is aug.12, and the last day of school for students is june 4, 2025, providing 180 days of instruction, up from 172. It presents four options that.

The vote follows a survey that was. Houston isd on thursday released an updated academic calendar for the school year that shifts winter break by a day and reschedules several professional development days.