Rockland District High School is a public intermediate and secondary school in Clarence-Rockland, Ontario, Canada. It is part of the Upper Canada District School Board. The school has offered secondary grades 9-12 since opening, and added intermediate grades 7–8 in the 2012–2013 school year. Two new classrooms were built in the summer of 2012 on the second floor to accommodate the additional grades. The student population is 428 as of June 2023.