The best season in Philadelphia Union history was 2022, reaching the MLS Cup Final and winning the Supporters' Shield. 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 Philadelphia Union, this particular season captured the imagination of Chester and demonstrated the club's potential to compete at the highest level of North American soccer.