| Name | Pos | Salary | Through | Years Left | Notes | Years in Majors |
| B. Bonds | LF | $15,000,000 | 2006 | 3 years left | | 19 years |
| R. Nen | CL | $9,000,000 | 2004 | 1 years left | Free agent after this season! | 10 years |
| J. Schmidt | SP | $8,500,000 | 2006 | 3 years left | | 10 years |
| E. Alfonzo | 3B | $6,500,000 | 2006 | 3 years left | | 10 years |
| R. Durham | 2B | $6,000,000 | 2006 | 3 years left | | 10 years |
| K. Rueter | SP | $5,000,000 | 2005 | 2 years left | | 12 years |
| A. Pierzynski | C | $3,500,000 | 2004 | 1 years left | Free agent after this season! | 7 years |
| F. Rodriguez | MR | $3,220,000 | 2004 | 1 years left | Free agent after this season! | 9 years |
| N. Perez | SS | $2,750,000 | 2004 | 1 years left | Free agent after this season! | 9 years |
| J. Christiansen | MR | $2,300,000 | 2005 | 2 years left | | 9 years |
| J. Snow | 1B | $2,250,000 | 2005 | 2 years left | | 12 years |
| M. Grissom | CF | $2,000,000 | 2005 | 2 years left | | 16 years |
| B. Tomko | SP | $1,500,000 | 2004 | 1 years left | Free agent after this season! | 7 years |
| S. Eyre | MR | $1,230,000 | 2005 | 2 years left | | 8 years |
| M. Herges | CL | $1,000,000 | 2005 | 2 years left | | 6 years |
| J. Brower | MR | $910,000 | 2005 | 2 years left | | 6 years |
| P. Feliz | 3B | $850,000 | 2004 | 1 years left | Arbitration (Estimate: $340,000), could become Free Agent with 137 more days of service this year. | 5 years |
| D. Hermanson | MR | $800,000 | 2004 | 1 years left | Free agent after this season! | 10 years |
| K. Walker | MR | $450,000 | 2004 | 1 years left | Arbitration (Estimate: $1,090,000) | 4 years |
| W. Franklin | SP | $360,000 | 2004 | 1 years left | Arbitration (Estimate: $310,000), could become Free Agent with 164 more days of service this year. | 5 years |
| D. Mohr | RF | $342,500 | 2004 | 1 years left | Arbitration (Estimate: $440,000) | 4 years |
| Y. Torrealba | C | $334,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| C. Zerbe | MR | $325,000 | 2004 | 1 years left | Arbitration (Estimate: $2,290,000) | 4 years |
| R. Jensen | SP | $317,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 3 years |
| J. Williams | SP | $308,000 | 2004 | 1 years left | Possible Arbitration, 153 more days of service needed this year. | 2 years |
| C. Ransom | SS | $303,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| T. Torcato | 1B | $302,000 | 2004 | 1 years left | Possible Arbitration, 126 more days of service needed this year. | 2 years |
| N. Lowry | SP | $300,000 | 2004 | 1 years left | Possible Arbitration, 150 more days of service needed this year. | 2 years |
| J. Foppert | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| D. Cruz | SS | $300,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| D. Aardsma | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| D. Minor | 1B | $300,000 | 2004 | 1 years left | Possible Arbitration, 136 more days of service needed this year. | 2 years |
| T. Walker | SP | $300,000 | 2004 | 1 years left | Possible Arbitration, 129 more days of service needed this year. | 2 years |
| S. Eichi | RF | Minor-League-Contract | - | - | | 0 years |
| K. Correia | SP | Minor-League-Contract | - | - | | 1 years |
| T. Lunsford | C | Minor-League-Contract | - | - | Minor League FA next year! | 2 years |
| M. Valdez | SP | Minor-League-Contract | - | - | | 0 years |
| A. Castillo | C | Minor-League-Contract | - | - | Minor League FA next year! | 9 years |
| A. Chavez | SS | Minor-League-Contract | - | - | | 0 years |
| O. Piņeiro | CF | Minor-League-Contract | - | - | | 0 years |
| O. Anez | SP | Minor-League-Contract | - | - | | 0 years |
| J. Knoedler | C | Minor-League-Contract | - | - | | 0 years |
| J. Clark | SP | Minor-League-Contract | - | - | | 0 years |
| J. English | SP | Minor-League-Contract | - | - | | 0 years |
| L. Niekro | 3B | Minor-League-Contract | - | - | | 1 years |
| M. Cain | SP | Minor-League-Contract | - | - | | 0 years |
| J. Ellison | LF | Minor-League-Contract | - | - | | 1 years |
| T. Linden | LF | Minor-League-Contract | - | - | | 1 years |
| C. Valderrama | LF | Minor-League-Contract | - | - | | 1 years |
| F. Lewis | CF | Minor-League-Contract | - | - | | 0 years |
| P. Misch | SP | Minor-League-Contract | - | - | | 0 years |
| D. Ortmeier | RF | Minor-League-Contract | - | - | | 0 years |
| M. Palmer | MR | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| B. Sadler | MR | Minor-League-Contract | - | - | | 0 years |
| N. Schierholtz | 3B | Minor-League-Contract | - | - | | 0 years |
| J. Thomas | SP | Minor-League-Contract | - | - | | 0 years |
| B. Thurmond | SP | Minor-League-Contract | - | - | | 0 years |
| B. Vericker | LF | Minor-League-Contract | - | - | | 0 years |
| C. Whitaker | MR | Minor-League-Contract | - | - | | 0 years |
| L. Estrella | MR | Minor-League-Contract | - | - | | 2 years |
| T. Ishikawa | 1B | Minor-League-Contract | - | - | | 0 years |
| L. Anderson | CL | Minor-League-Contract | - | - | | 1 years |
| B. Buscher | 3B | Minor-League-Contract | - | - | | 1 years |
| D. Clark | CF | Minor-League-Contract | - | - | | 1 years |
| B. Cooper | SP | Minor-League-Contract | - | - | | 1 years |
| D. Doster | 2B | Minor-League-Contract | - | - | | 1 years |
| C. Gissell | SP | Minor-League-Contract | - | - | | 1 years |
| B. Hennessey | SP | Minor-League-Contract | - | - | | 1 years |
| T. Hutting | SS | Minor-League-Contract | - | - | | 1 years |
| C. Kuzmic | C | Minor-League-Contract | - | - | | 1 years |
| M. Montgomery | CL | Minor-League-Contract | - | - | | 1 years |
| A. Pettyjohn | SP | Minor-League-Contract | - | - | | 1 years |
| K. Pickford | SP | Minor-League-Contract | - | - | | 1 years |
| A. Shabala | LF | Minor-League-Contract | - | - | | 1 years |
| R. Stratton | RF | Minor-League-Contract | - | - | | 1 years |
| E. Threets | MR | Minor-League-Contract | - | - | | 1 years |
| J. Urban | SP | Minor-League-Contract | - | - | | 1 years |
| J. Wald | 3B | Minor-League-Contract | - | - | | 1 years |
| L. Gardner | CL | Minor-League-Contract | - | - | | 1 years |
| J. Athas | SS | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| B. Dallimore | 3B | Minor-League-Contract | - | - | | 1 years |
| N. Haynes | CF | Minor-League-Contract | - | - | | 1 years |
| D. Veres | MR | Minor-League-Contract | - | - | Minor League FA next year! | 10 years |
| M. Crudale | MR | Minor-League-Contract | - | - | | 2 years |
| J. Floyd | SP | Minor-League-Contract | - | - | | 0 years |
| J. Garcia | MR | Minor-League-Contract | - | - | | 0 years |
| J. Habel | SP | Minor-League-Contract | - | - | | 0 years |
| F. Santos | RF | Minor-League-Contract | - | - | | 1 years |
| T. Jennings | C | Minor-League-Contract | - | - | | 0 years |
| J. Rovira | SS | Minor-League-Contract | - | - | | 0 years |
| J. Shihi | SP | Minor-League-Contract | - | - | | 0 years |
| S. Farmer | 3B | Minor-League-Contract | - | - | | 0 years |
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