Bur Oak Secondary School is a public school in Markham, Ontario, Canada established in 2007, and is part of the York Region District School Board. The school was named after the road which it is built on, which in turn is named for the city of Markham's official tree, the Bur oak. As of 2023, the school has a student population of approximately 1600. The school locates at 933 Bur Oak Avenue, Markham, Ontario, L6E 1G4.