The enlarged school, Collegiate Gothic, designed by architect Stephen Burwell Coon, was built in 1913 facing William Street with six classrooms, an office, a science lab and an gymnatorium.

[4] In 1952-53, the building gained additional features such as more classrooms, auditorium, cafeteria, library, gymnasium, offices and music room.

The brutalist building includes a library, auditorium, a large indoor pool, a full-sized field with surrounding track, a double gymnasium and a fitness/weight room.

All IB courses are offered at the enriched level, which greatly exceeds the expectations of the Ontario Secondary School curriculum.

By Grade 12, all students study at the university-level, leading some universities to offer advanced standing for Higher Level subjects.

Students may also opt to complete 4 HL and 2 SL subjects if they wish although it is not recommended due to the potential for the exorbitant workload Successful completion of the IB program entails receiving passing grades on all written IB examinations, the Theory of Knowledge essay, and the Extended Essay, as well as 150 hours of volunteered community involvement in three areas (i.e. creativity, action, service; also known as CAS hours).