很多非神学领域的课程被更名为 the Waterloo College School， 1924年更名为Waterloo College of Arts，并提供三年制的学士学位课程。 1925年，Waterloo College of Arts 成为西安大略大学的附属学院。 Laurier's school colours of purple and gold originated in 1927: maroon and gold were the colours of Waterloo College