The best season in Toronto FC history was 2017, winning MLS Cup, Supporters' Shield, and Canadian Championship treble. This campaign stands out as the high-water mark for the franchise, featuring exceptional performances from key players and memorable moments that are still celebrated by fans today.
Great seasons in MLS are defined by a combination of regular-season consistency, playoff success, and the overall narrative of the campaign. For Toronto FC, this particular season captured the imagination of Toronto and demonstrated the club's potential to compete at the highest level of North American soccer.