Unionville High School

Unionville High School is a public high school of the York Region District School Board in Ontario, Canada. It is located west of the community of Unionville in the city of Markham. The school is located next to the Markham Civic Centre and the Markham Theatre.

Unionville High School is most well known for its enriched arts program, Arts Unionville. The school was purpose-built to house this regional arts program, therefore it has enhanced arts facilities. Arts Unionville is divided into 4 categories: visual arts, music, dance, and drama. In order to gain entry into the program, grade eight to nine students are required to audition.