Upper York School Careers Thank you for your interest in Upper York School. At this time we are currently not accepting applications. Main Office2832 16th Avenue, Markham ON L3R 0K8, Canada +1 (905) 604 4622info@upperyorkschool.comAdmissionsLydia Gao-Principal +1 (905) 604 4622lydia.gao@upperyorkschool.caSchool AnnouncementsNews Updates