APRIL 23 – HIGH SCHOOL COURSE SELECTION DEADLINE  |  APRIL 27 – P.A. DAY (SCHOOL CLOSED)  |  APRIL 26 – MONTESSORI AND ELEMENTARY SCHOOL TRIP TO R.O.M.  |  APRIL 30 – SPIRIT WEEK BEGINS!  |

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

Career Day/Career Speaker Series

J. Addison School would like to invite you to be a guest presenter as part of our Career Day/Career Speaker Series on April 17, 2018 from 2 – 4 pm at J. Addison School. Inspire the youth of our community… more

events

Events