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 congratulate Hennessey Luu-Brown on her commitment to Brown University (Ivy League)! Last year, Hennessey earned the award for “Best in Prep All-Star Game” and aided our Elite Girls’ Basketball Team to place Top 3rd… 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