1990 Pittsburgh Pirates Affiliates
During the 1990 season, 6 affiliates of the Pittsburgh Pirates competed in minor league baseball. The 6 teams combined for 343 wins and 364 losses.
1990 Pittsburgh Pirates Organization Leaders
AAA - Buffalo Bisons (85-62) - Roster | Statistics
AA - Harrisburg Senators (69-69) - Roster | Statistics
A - Augusta Pirates (73-70) - Roster | Statistics
A - Salem Buccaneers (55-84) - Roster | Statistics
A - Welland Pirates (36-42) - Roster | Statistics
R - Pirates (25-37) - Roster | Statistics
 Buffalo Bisons (AAA) |
 Harrisburg Senators (AA) |
 Augusta Pirates (A) |
 Salem Buccaneers (A) |
 Welland Pirates (A) |
Marker indicates city location, not venue address.
