85-51 (.625)
League Note
By the end of the season, several AA franchises started to join the National League (NL), resulting in the league disbanding.
Ballpark
Attendance
Unknown
The 1891 St. Louis Browns, managed by Charlie Comiskey, missed the postseason after finishing the AA regular season in 2nd place with a 85-51 record.
League Note
By the end of the season, several AA franchises started to join the National League (NL), resulting in the league disbanding.