41-83 (.331)
League Note
The National League and the American Association faced each other in a World's Championship Series at the end of the season to determine an overall champion.
Manager
Ballpark
Attendance
Unknown
The 1889 Washington Nationals, managed by John Morrill (13-38) and Arthur Irwin (28-45), missed the postseason after finishing the NL regular season in 8th place with a 41-83 record.
League Note
The National League and the American Association faced each other in a World's Championship Series at the end of the season to determine an overall champion.