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🗓 School Year Calendars

Fontana, Rialto, and Colton Joint Unified School District

By C. Magana Macaroni Kid Fontana July 31, 2022

The 2023 - 2024 School Year is here!

Be sure to mark your calendars now for important dates happening this year in the Fontana, Rialto, and Colton Joint Unified School Districts.


*Please note:  State Preschool will follow the general calendar of the school district, however, there may be additional student days off for professional development that are Not reflected in the School District Calendar.


*Scroll to the bottom for additional fun dates you might want to add to your calendars!


Find your district below and start marking the important dates.


FONTANA U.S.D.

First Day of School (All grades):  August 3rd, 2023 (Thursday)


Elementary School

  • Minimum Days - Every Wednesday
  • Parent Teacher Conference - Oct. 23-27, 2023 - Minimum Days ALL Week


Middle School

  • Minimum Days - Every Wednesday
  • Parent Teacher Conference - Oct. 23-27, 2023 - Minimum Days ALL Week


High School

  • Minimum Days - Every Wednesday
  • Final Exams - Minimum Days ALL Week
    • December 12-15, 2023 
    • May 22-24, 2024


Last Day of School (All grades):  May 24th, 2024 (Friday) Minimum Day


Click the link below for the full district calendar including:

Fall, Winter, and Spring break.

  Fontana Unified School District School Year Calendar 2023-2024  


COLTON JOINT U.S.D.

First Day of School (All grades):  August 3rd, 2023 (Thursday)


  • Minimum Days - Every Wednesday
  • Parent Teacher Conference - Minimum Days ALL Week
    • TK - 8th grade Oct. 9-13
    • TK - 6th grade Mar. 11-15
    • 7th - 8th grade Apr. 1-5


Last Day of School (All grades): June 3rd, 2024 (Monday) Minimum Day


Click the link below for the full district calendar including:

Fall, Winter, and Spring break.

  Colton Joint Unified School District School Year Calendar 2023-2024  


RIALTO U.S.D.

First Day of School (All grades):  August 7th, 2023 (Monday)


Elementary School

  • Back to School Night - August 10th, 2023
  • Open House - Mar. 19th, 2024
  • Parent Teacher Conference
    • Sept. 20 -22 Minimum Days
    • Nov. 1 - 9 Minimum Days


Middle School

  • Back to School Night - August 16th, 2023
  • Open House - Mar. 13th, 2024


High School

  • Back to School Night - Aug. 24th, 2023


Last Day of School (All grades):  May 30th, 2024 (Thursday) Minimum Day


Click the link below for the full district calendar including:

Fall, Winter, and Spring break.

  Rialto Unified School District School Year Calendar 2023-2024  


Fun Dates to Remember

Sept. 5th - 9th Substitute Appreciation Week

Oct. 2nd - Custodial Worker Day

Nov. 7th - 11th National School Psychology Week

Feb. 22nd School Bus Driver Appreciation Day

Apr. 4th School Librarian Appreciation Day

Apr. 3rd - 7th National Assistant Principals Week

April 26th - Administrative Professionals Day and Secretaries Day (Admin Week: April 24 - 28)

May 1st School Principal's Day

May 1st - 5th Teacher Appreciation Week

May 5th School Lunch Hero Day

May 10th - National School Nurse Day