Markville Secondary School (commonly known as MSS or Markville) is a public high school located in the town of Markham, Ontario, Canada. It is known for its exceptionally high academic standards, with consistently high rankings on standardized provincial tests. It is one of 32 high schools administered by the York Region District School Board. Markville's feeder schools are Central Park Public School, James Robinson Public School, Ramer Wood Public School, Unionville Public School, and Unionville Meadows Public School. Students attend Markville Secondary School after completing grade 8. In the 2009 Fraser Institute report, Markville was ranked 70 out of 722.