St. John's-Kilmarnock School

St. John's Kilmarnock School (often called SJK School or SJK) is an independent school in Waterloo Region, Ontario, operating under the International Baccalaureate program. The School is located on a 36-acre natural campus offering enriched educational programming for students from Junior Kindergarten to Grade 12 through its International Baccalaureate (IB) curriculum. SJK is the only accredited IB World Continuum School in Southwestern Ontario.

The school is divided into four houses named after historical Canadian figures: Brock, Brant, Simcoe, and Tecumseh. Aside from its main structure, the Breslau campus has a number of sports facilities and playing fields, a chapel, a dining hall, a library, a pond and corresponding boathouse, and an extensive network of forested trails.