Historical Records
Below are the historical records for previous Portland Sea Dogs seasons from 1994-2009.
| YEAR | RECORD | WIN PCT | GB | FINISH |
| 1994 | 60-8 | 0.426 | 22 | 4th |
| 1995 | 86-56 | 0.606 | 0 | 1st |
| 1996 | 83-58 | 0.589 | 0 | 1st |
| 1997 | 79-63 | 0.556 | 0 | 1st |
| 1998 | 66-75 | 0.468 | 16.5 | 3rd |
| 1999 | 65-77 | 0.458 | 27 | 3rd |
| 2000 | 71-70 | 0.504 | 11.5 | 4th |
| 2001 | 77-65 | 0.542 | 10 | 3rd |
| 2002 | 63-77 | 0.451 | 13 | T.5th |
| 2003 | 72-70 | 0.507 | 7 | 3rd |
| 2004 | 69-73 | 0.486 | 15.5 | T.4th |
| 2005 | 76-66 | 0.535 | 0 | T.2nd |
| 2006 | 72-67 | 0.518 | 6.5 | 4th** |
| 2007 | 71-72 | 0.497 | 12.5 | 6th |
| 2008 | 74-66 | 0.529 | 12 | 4th |
| 2009 | 67-74 | 0.475 | 15.5 | 4th |
**Eastern League Champions