If you have children in AOS 91, you'll want to mark down these important dates for the 2021-2022 School Calendar

AOS 91
  • First Day of School is Thursday September 2nd
  • Christmas Vacation begins Thursday December 23rd with a return to school on Monday, January 3rd
  • February Vacation begins Monday February 21st with a return to school on Monday, February 28th.
  • April Vacation begins Monday, April 18th with a return to school on Monday April 25th.
  • MDI High School Graduation for the Class of 2022 will be held on Sunday, June 5th