|Scottish First Division 1st|
Scottish League Cup Second Round
|Scottish Cup Fifth Round|
Scottish Challenge Cup Winner
The 2005–06 season saw St Mirren compete in the Scottish First Division where they finished in 1st position with 76 points, gaining automatic promotion to the Scottish Premier League. St. Mirren reached the 2005 Scottish Challenge Cup Final where they beat Hamilton Academical 2–1.
St. Mirren's score comes first