J. Addison School - nurturing tomorrow’s thinkers

PA Day
2025-12-19, 2026-01-30, 2026-02-27, 2026-04-24 | J. Addison School, 2 Valleywood Drive, Markham, Ontario, L3R 8H3, Canada
Professional Activity Day. No class

Move out All Dormitory Residents
2025-12-20 08:00 - 11:00 (America/Toronto)
Move out – All Residents must leave dormitory for winter break before 11:00am

Winter Break
2025-12-22 - 2026-01-02
Holiday. No class

Move in All Dormitory Residents
2026-01-03 16:00 - 22:00
Move in available for Dormitory residents after 4:00pm

High School Examinations
2026-01-22 - 2026-01-27
High school examinations for Winter Semester 2026 are scheduled from Thursday, January 22nd, 2026 – Tuesday, January 27th, 2026

Exam Review Day Secondary School
2026-01-28, 2026-06-17
All students must attend

Move in New Dormitory Residents
2026-01-30 16:00 - 2026-02-01 22:00
Dormitory move-in available for new students after 4:00 pm

First Day of School Secondary Program
2026-02-02
First Day of Academic School Semester II

Move out Dormitory Residents Graduates Secondary Program
2026-02-02 08:00 - 11:00
Move out for dormitory residents Winter Graduates before 11:00am

Family Day
2026-02-16
Statutory Holiday. No class

March Break
2026-03-16 - 2026-03-17

Ontario Secondary School Literacy Test
2026-03-25
OSSLT for Secondary School

Easter Holidays
2026-04-03 - 2026-04-06

Victoria Day
2026-05-18

Graduation Ceremony Class of 2026
2026-05-29
Congrats Class of 2026!

High School Examinations
2026-06-11 - 2026-06-16
High school examinations for Spring Semester 2026 are scheduled from Thursday, June 11th, 2026 – Tuesday, June 16th, 2026

Last Day of School Elementary Program
2026-06-17

Move Out All Residents
2026-06-18 08:00 - 11:00
All Elementary and High School Residents must leave Dormitory before 11 AM
