Skip to main content

MSS Calendar

Important Dates

MSS generally follows the College of San Mateo academic calendar, with a longer thanksgiving holiday and late-winter break.

Our concurrently enrolled students will find additional relevant dates on the CSM website.

  • First Day of School
    August 16, 2023
  • Labor Day
    September 4
  • Columbus Day
    October 11
  • Veterans Day
    November 10
  • Thanksgiving Break
    November 20–24
  • Winter Break
    December 16–January 15, 2024
  • Martin Luther King, Jr. Day
    January 15
  • President’s Week
    February 19–23
  • Spring Break
    March 24–30
  • Last Day of School/Graduation
    May 24
  • Memorial Day
    May 27

SAT

Please refer to the College Board site for current dates and information.
SAT Test Dates

ACT

Please refer to the ACT site for current dates and information.
ACT Test Dates