Trinity Common Mall is a large outdoor shopping centre in the city of Brampton, Ontario, Canada. With over 850,000 square feet (79,000 m2) of retail space and more than 60 outlets, the shopping centre primarily serves the growing populations of both northern Brampton and nearby Caledon, Ontario. Phase one of the mall opened in the fall of 1999 and phase two was completed in the summer of 2004.