« All Events 1 hour early dismissal: Winter Break December 15 « No school: Native American Heritage Day Winter Break » December 15 1-hour early dismissal (winter break) Winter break: December 18 – January 1 View all school year dates. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: December 15 Event Category: School Year Date Related Events No school: Juneteenth 2023 June 19 Last Day of School 2023 June 30 First day of school grades 1-12 September 6