Move in New Dormitory Residents Secondary Program
J. Addison School 2 Valleywood Drive, Markham, Ontario, CanadaDormitory move in available for new students arriving for 2nd semester after 4:00pm
J. Addison School – nurturing tomorrow’s thinkers
Dormitory move in available for new students arriving for 2nd semester after 4:00pm

Join us for our Open House and experience firsthand what makes J. Addison School a unique place for learning and growth. At JAS, we challenge and inspire students today to empower their future, fostering a safe, […]
In honour of Joseph Addison, the namesake of our school, we are taking a moment to reflect on his legacy as a writer, educator, and advocate for thoughtful discourse.
Today, we celebrate National Teacher Appreciation Day by recognizing the incredible dedication, passion, and care our teachers bring to the classroom every day. Thank you for inspiring our students and […]
Students are reminded that the deadline for course selection is TODAY! This important step ensures that schedules are personalized to meet academic goals and graduation requirements. Please connect with our […]
Our annual Science Fair celebrates curiosity, creativity, and innovation! Students from all grades showcase their experiments and discoveries, demonstrating their passion for scientific exploration and hands-on learning. This open event […]
Join us for our Elementary Spring Fling, a vibrant celebration of student creativity and learning! Families and community members are invited to enjoy engaging presentations in drama, science, French, and […]
Please note that parents are kindly asked not to attend the tryouts. Bring your own ball and jersey with name or number on it. $10 trial fee Register here: https://rebrand.ly/jasmbb25 For more […]
School will be closed
School will be closed
First Day of Summer School Session I
First Day Camp A