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.
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
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Montessori Casa Ages 3 to 6
Elementary School Grades 1 to 8
Secondary School Grades 9 to 12
Boarding Program Grades 9 to 12