Laurel Heights Secondary School

Laurel Heights Secondary School (formerly Sir John A. Macdonald Secondary School) is a high school in Waterloo, Ontario, Canada, operated by the Waterloo Region District School Board (WRDSB). It opened in September 2004 and provides both academic and vocational programs. The school had 1,750 students as of the 2025–26 school year. Each year, around 450 new grade 9 students are enrolled from the following elementary schools: Centennial Public School, Edna Staebler Public School, Laurelwood Public School, and Vista Hills Public School The school is located on 650 Laurelwood Drive in northwest Waterloo. It was originally named after Sir John A. Macdonald, the first prime minister of Canada; in 2022, it was renamed to Laurel Heights Secondary School (LHSS).