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 will be attending the ICEF Workshop in Miami, Florida at the Loews Hotel! It will be a wonderful opportunity for us to increase diversity in our school by meeting with agents from around the world. If you… 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