The Union Bus Depot was constructed in the 1930s, opened on December 12, 1936,[1] and operated out of 264 Hargrave St.,[2] a site where True North Square development currently stands.

[4] It was designed by architectural firm of Moody, Moore, Whenham and Partners, architects of the Centennial Concert Hall a few years later, along with Edmonton-based John McIntosh.

[5] A Dutch Treat Cafeteria was the initial fast food restaurant that set up shop in the Bus Depot.

[5] For several years, Salisbury House restaurant a small convenience store operated from the bus terminal In 1980s the Mall Centre Hotel was demolished to make way for the 160-room[6] Relax Plaza (360 Colony St.) which was constructed in 1986,[7] and later branded as a Holiday Inn Downtown and apartment complex.

[9] The terminal was a hub for Greyhound, with buses originating from and travelling to Vancouver; Edmonton; Calgary; Medicine Hat; and Toronto.