Located in northern Markham between Major Mackenzie Dr. and 16th Avenue on Kennedy and Bur Oak Avenue, Trudeau is a part of the York Region District School Board, Trudeau primarily serves students who reside in northern Unionville, which include the communities of Cachet, Angus Glen, and Berczy Village.

Initially upon opening, it hired many teachers from Bayview Secondary School, with the intent of implementing the International Baccalaureate program, which as of 2021 had not yet been achieved.

In addition, Trudeau now offers a Specialist High Skills Major in business, health & wellness, arts & culture and information computer technology.

[3] PETHS has historically participated in and excelled at the McMaster University Engineering Olympics,[4] winning in multiple events.

The school also regularly participates in the Sir Isaac Newton Physics Contest[7] and University of Waterloo Canadian Mathematics Competition.