| Year | Team Name | League | Division | Affilate | W | L | Pct | Rank | Managers | Stadium | Playoffs | |
| 2013 | Eugene | Emeralds | Nwst | West | SD | 0 | 0 | -- | 0 | Jim Gabella | PK Park | dnq |
| 2012 | Eugene | Emeralds | Nwst | West | SD | 47 | 29 | .618 | 1 | Patrick Murphy | PK Park | dnq |
| 2011 | Eugene | Emeralds | Nwst | West | SD | 46 | 30 | .605 | 1 | Patrick Murphy | PK Park | Lost in Semi-Finals |
| 2010 | Eugene | Emeralds | Nwst | West | SD | 32 | 44 | .421 | 3 | Greg Riddoch | PK Park | dnq |
| 2009 | Eugene | Emeralds | Nwst | West | SD | 34 | 42 | .447 | 4 | Greg Riddoch | PK Park | dnq |
| 2008 | Eugene | Emeralds | Nwst | West | SD | 40 | 36 | .526 | 2 | Tom Beyers | Civic Stadium | dnq |
| 2007 | Eugene | Emeralds | Nwst | West | SD | 34 | 42 | .447 | 4 | Greg Riddoch | Civic Stadium | dnq |
| 2006 | Eugene | Emeralds | Nwst | West | SD | 43 | 33 | .566 | 2 | Doug Dascenzo | Civic Stadium | dnq |
| 2005 | Eugene | Emeralds | Nwst | West | SD | 34 | 42 | .447 | 4 | Roy Howell | Civic Stadium | dnq |
| 2004 | Eugene | Emeralds | Nwst | West | SD | 26 | 50 | .342 | 4 | Roy Howell | Civic Stadium | dnq |
| 2003 | Eugene | Emeralds | Nwst | West | SD | 39 | 37 | .513 | 2 | Roy Howell | Civic Stadium | dnq |
| 2002 | Eugene | Emeralds | Nwst | West | SD | 41 | 35 | .539 | 2 | Jeff Gardner | Civic Stadium | dnq |
| 2001 | Eugene | Emeralds | Nwst | South | SD | 32 | 44 | .421 | 4 | Randy Whisler | Civic Stadium | dnq |
| 2000 | Eugene | Emeralds | Nwst | South | CHC | 40 | 36 | .526 | 1 | Danny Sheaffer | Civic Stadium | Lost in Finals |
| 1999 | Eugene | Emeralds | Nwst | South | CHC | 29 | 47 | .382 | 4 | Bobby Ralston | Civic Stadium | dnq |
| 1998 | Eugene | Emeralds | Nwst | South | ATL | 24 | 52 | .316 | 4 | Jim Saul | Civic Stadium | dnq |
| 1997 | Eugene | Emeralds | Nwst | South | ATL | 31 | 45 | .408 | 4 | Jim Saul | Civic Stadium | dnq |
| 1996 | Eugene | Emeralds | Nwst | South | ATL | 49 | 27 | .645 | 1 | Jim Saul | Civic Stadium | Lost in Finals (Yakima) |
| 1995 | Eugene | Emeralds | Nwst | South | ATL | 37 | 39 | .487 | 3 | Paul Runge | Civic Stadium | dnq |
| 1994 | Eugene | Emeralds | Nwst | South | KC | 35 | 41 | .461 | 3 | Brian Poldberg | Civic Stadium | dnq |
| 1993 | Eugene | Emeralds | Nwst | South | KC | 40 | 36 | .526 | 2 | John Mizerock | Civic Stadium | dnq |
| 1992 | Eugene | Emeralds | Nwst | Southern | KC | 36 | 40 | .474 | 4 | Bob Meacham | Civic Stadium | dnq |
| 1991 | Eugene | Emeralds | Nwst | Southern | KC | 42 | 34 | .553 | 2 | Tom Poquette | Civic Stadium | dnq |
| 1990 | Eugene | Emeralds | Nwst | Southern | KC | 30 | 46 | .395 | 3 | Paul Kirsch | Civic Stadium | dnq |
| 1989 | Eugene | Emeralds | Nwst | Southern | KC | 43 | 33 | .566 | 2 | Paul Kirsch | Civic Stadium | dnq |
| 1988 | Eugene | Emeralds | Nwst | Southern | KC | 38 | 38 | .500 | 4 | Paul Kirsch | Civic Stadium | dnq |
| 1987 | Eugene | Emeralds | Nwst | Western | KC | 45 | 30 | .600 | 2 | Rick Mathews | Civic Stadium | dnq |
| 1986 | Eugene | Emeralds | Nwst | Oregon | KC | 45 | 29 | .608 | 1 | Ed Napoleon | Civic Stadium | Lost in Finals |
| 1985 | Eugene | Emeralds | Nwst | Oregon | KC | 40 | 34 | .541 | 1 | Frank Funk | Civic Stadium | Lost in Finals |
| 1984 | Eugene | Emeralds | Nwst | Oregon | KC | 19 | 55 | .257 | 4 | Dave Roberts | Civic Stadium | dnq |
| 1983 | Eugene | Emeralds | Nwst | Oregon | CIN | 33 | 34 | .493 | 2 | Sam Mejias | Civic Stadium | dnq |
| 1982 | Eugene | Emeralds | Nwst | Southern | CIN | 28 | 42 | .400 | 3 | Jim Stewart | Civic Stadium | dnq |
| 1981 | Eugene | Emeralds | Nwst | Southern | CIN | 33 | 37 | .471 | 3 | Bill Bryk | Civic Stadium | dnq |
| 1980 | Eugene | Emeralds | Nwst | Southern | CIN | 37 | 33 | .529 | 1 | Greg Riddoch | Civic Stadium | Co-League Champions |
| 1979 | Eugene | Emeralds | Nwst | Southern | CIN | 30 | 41 | .423 | 4 | Greg Riddoch | Civic Stadium | dnq |
| 1978 | Eugene | Emeralds | Nwst | Southern | CIN | 36 | 34 | .514 | 1 | Greg Riddoch | Civic Stadium | Lost in Finals |
| 1977 | Eugene | Emeralds | Nwst | Affiliate | CIN | 31 | 37 | .456 | 3 | dnq | ||