Naperville District 203 Calendar - Web this calendar is intended to help with awareness and planning of school events, but is not intended to be all. Including holidays, team schedules and more. Web the first official day of school for district 203 students is aug. Aug 11 aug 14 aug 15 aug 16. The calendar below outlines important dates. No planned absences, for any. School year ends at the conclusion of the last emergency day on the calendar. Aug 10 & 11 aug 12 aug 15. Web naperville community unit school district 203;
Aug 11 aug 14 aug 15 aug 16. Web naperville community unit school district 203; Including holidays, team schedules and more. The calendar below outlines important dates. School year ends at the conclusion of the last emergency day on the calendar. Web this calendar is intended to help with awareness and planning of school events, but is not intended to be all. Aug 10 & 11 aug 12 aug 15. No planned absences, for any. Web the first official day of school for district 203 students is aug.