President: Joseph Bond
Despite the troubled 1926 season that saw the departure of many clubs to the National Soccer League, the league continued to operate in the 1927 season.
Clubs and players
Brantford Cockshutt Blues
Key players: Goalkeeper Art Halliwell
Key players: Goalkeeper Fraser, fullback David Eadie, forwards Roy Faulkner, George Graham
Key players: fullback Herring, Hughes
Review of the season
On May 18 Ulster United beat Willys-Overland 6-2. George Graham scored five goals for Ulster.
On Thursday July 21 Hamilton City and Ulster United played to a 1-1 tie in Hamilton.
Toronto Scottish defeated Hamilton Thistles 4-1 on Wednesday July 27 in Hamilton.
Hamilton City beat Hamilton Thistles 3-1 on August 1.
On Wednesday August 2 Toronto Scottish beat Hamilton City 5-2 in Toronto.
When Hamilton City defeated Hamilton Thistles 7-3 on Saturday August 6, they moved into a tie for second place with Toronto Scottish in the league standing.
On Saturday October 15 C.M.C. of Oshawa and Willys-Overland played to a 2-2 tie in Oshawa.