| Name | Pos | Salary | Through | Years Left | Notes | Years in Majors |
| J. Randa | 3B | $3,750,000 | 2004 | 1 years left | Free agent after this season! | 10 years |
| B. Santiago | C | $2,150,000 | 2005 | 2 years left | | 19 years |
| T. Graffanino | 2B | $1,100,000 | 2005 | 2 years left | | 9 years |
| M. Stairs | 1B | $1,000,000 | 2004 | 1 years left | Free agent after this season! | 12 years |
| D. Relaford | 2B | $900,000 | 2004 | 1 years left | Free agent after this season! | 9 years |
| R. Lingo | SP | $601,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| D. Reyes | MR | $550,000 | 2004 | 1 years left | Free agent after this season! | 7 years |
| A. Berroa | SS | $372,500 | 2008 | 5 years left | | 4 years |
| J. Affeldt | SP | $350,000 | 2004 | 1 years left | Arbitration (Estimate: $460,000) | 3 years |
| M. MacDougal | MR | $346,500 | 2004 | 1 years left | Arbitration (Estimate: $1,010,000) | 3 years |
| R. Casanova | C | $344,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| M. Lopez | 1B | $330,000 | 2004 | 1 years left | Free agent after this season! | 6 years |
| M. Asencio | SP | $328,500 | 2004 | 1 years left | Arbitration (Estimate: $320,000) | 3 years |
| D. Carrasco | MR | $320,500 | 2004 | 1 years left | Automatic Resign. | 1 years |
| C. Crawford | LF | $320,000 | 2004 | 1 years left | Possible Arbitration, 82 more days of service needed this year. | 2 years |
| A. Guiel | RF | $320,000 | 2004 | 1 years left | Possible Arbitration, 57 more days of service needed this year. | 2 years |
| D. Brown | LF | $309,500 | 2004 | 1 years left | Free agent after this season! | 7 years |
| K. Snyder | SP | $307,500 | 2004 | 1 years left | Automatic Resign. | 1 years |
| N. Field | MR | $306,500 | 2004 | 1 years left | Possible Arbitration, 67 more days of service needed this year. | 2 years |
| R. Hernandez | SP | $305,500 | 2004 | 1 years left | Arbitration (Estimate: $1,860,000) | 3 years |
| R. Bukvich | MR | $304,500 | 2004 | 1 years left | Possible Arbitration, 126 more days of service needed this year. | 2 years |
| J. Gobble | SP | $304,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| C. George | SP | $303,500 | 2004 | 1 years left | Arbitration (Estimate: $610,000) | 3 years |
| B. Berger | RF | $300,000 | 2004 | 1 years left | Arbitration (Estimate: $980,000) | 3 years |
| D. Jackson | 3B | $300,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| M. Tonis | C | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| J. Patterson | 3B | $300,000 | 2004 | 1 years left | Extension signed. | 2 years |
| J. Davanon | CF | $300,000 | 2004 | 1 years left | Arbitration (Estimate: $1,890,000) | 4 years |
| S. Camp | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| J. Serrano | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| K. Appier | SP | $300,000 | 2004 | 1 years left | Free agent after this season! | 16 years |
| Z. Greinke | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| M. White | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| J. Cerda | MR | $300,000 | 2004 | 1 years left | Arbitration (Estimate: $830,000) | 3 years |
| R. Short | 2B | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| L. Walrond | CL | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| B. Gettis | RF | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| R. Seanez | MR | $300,000 | 2004 | 1 years left | Free agent after this season! | 13 years |
| W. Guerrero | SS | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| E. Thompson | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| P. Matamoros | CL | Minor-League-Contract | - | - | | 0 years |
| B. Voyles | MR | Minor-League-Contract | - | - | Minor League FA next year! | 3 years |
| D. Meyer | SP | Minor-League-Contract | - | - | | 0 years |
| J. Dews | CF | Minor-League-Contract | - | - | | 0 years |
| S. Smyth | SP | Minor-League-Contract | - | - | | 1 years |
| B. Butler | 3B | Minor-League-Contract | - | - | | 1 years |
| D. Brazelton | SP | Minor-League-Contract | - | - | | 2 years |
| D. Bautista | SP | Minor-League-Contract | - | - | | 0 years |
| C. Griffin | SP | Minor-League-Contract | - | - | | 0 years |
| H. Paredes | CL | Minor-League-Contract | - | - | | 0 years |
| M. Venafro | MR | Minor-League-Contract | - | - | Minor League FA next year! | 5 years |
| A. Gomez | LF | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| A. Blanco | SS | Minor-League-Contract | - | - | | 0 years |
| D. Bridges | SP | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| M. Aviles | SS | Minor-League-Contract | - | - | | 0 years |
| S. Costa | LF | Minor-League-Contract | - | - | | 0 years |
| A. Donachie | C | Minor-League-Contract | - | - | | 0 years |
| D. Espino | 3B | Minor-League-Contract | - | - | | 0 years |
| B. Bass | SP | Minor-League-Contract | - | - | | 0 years |
| P. Torralbo | 3B | Minor-League-Contract | - | - | | 0 years |
| C. Lubanski | CF | Minor-League-Contract | - | - | | 0 years |
| C. Goodman | SP | Minor-League-Contract | - | - | | 0 years |
| C. Aldridge | LF | Minor-League-Contract | - | - | | 1 years |
| K. Kaaihue | 1B | Minor-League-Contract | - | - | | 0 years |
| J. Francouer | CF | Minor-League-Contract | - | - | | 0 years |
| W. Bankston | RF | Minor-League-Contract | - | - | | 0 years |
| B. Powell | 2B | Minor-League-Contract | - | - | | 0 years |
| T. Chapman | 3B | Minor-League-Contract | - | - | | 1 years |
| J. Gathright | CF | Minor-League-Contract | - | - | | 0 years |
| K. Springer | RF | Minor-League-Contract | - | - | | 0 years |
| D. Tamayo | SP | Minor-League-Contract | - | - | | 0 years |
| M. Maier | C | Minor-League-Contract | - | - | | 0 years |
| E. Aybar | SS | Minor-League-Contract | - | - | | 0 years |
| T. Frend | RF | Minor-League-Contract | - | - | | 0 years |
| K. Wilson | SP | Minor-League-Contract | - | - | Minor League FA next year! | 4 years |
| R. Gotay | 2B | Minor-League-Contract | - | - | | 0 years |
| A. Moye | LF | Minor-League-Contract | - | - | | 1 years |
| D. Murphy | 2B | Minor-League-Contract | - | - | | 0 years |
| J. Huisman | CL | Minor-League-Contract | - | - | | 0 years |
| C. Kotchman | 1B | Minor-League-Contract | - | - | | 0 years |
| J. Vasquez | CL | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| A. Marte | 3B | Minor-League-Contract | - | - | | 0 years |
| S. Thorman | 1B | Minor-League-Contract | - | - | | 0 years |
| R. Ingram | SP | Minor-League-Contract | - | - | | 0 years |
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