J. Addison School

nurturing tomorrow’s thinkers

We have updated our guidelines for international students! Please click here to read! For COVID-19 School Updates please click here!
We are offering both in person and hybrid/online learning options. Please contact your admissions officer for more details.

it all comes together in the fifth... that’s the Addison Advantage™

montessori

Montessori Programs Ages 3 to Grade 2

elementary

Elementary School Grades 3 to 8

secondary

Secondary School Grades 9 to 12

boarding

Boarding Program Grades 7 to 12

summer program

Summer Programs K to Gr. 12

summer camps logo

 

We are a K-12 private day and boarding school located in Markham, Ontario, Canada. With our unwavering dedication, care and support, we nurture our tomorrow’s thinkers to becoming responsible and compassionate global citizens.

300 students
capacity

1:15 teacher to student ratio

3 residence
halls

J. Addison School is an approved DLI!

J. Addison School is an approved DLI Per the Government of Canada’s website (https://www.canada.ca/en/immigration-refugees-citizenship/services/coronavirus-covid19/students/approved-dli.html) : As of October 20, 2020, some designated learning institutions (DLIs) are now able to reopen to international students who aren’t currently in Canada and who… more

events

Events