| Name | Pos | Salary | Through | Years Left | Notes | Years in Majors |
| F. Thomas | 1B | $16,500,000 | 2005 | 2 years left | | 13 years |
| K. Griffey jr. | RF | $13,000,000 | 2008 | 5 years left | | 14 years |
| C. Schilling | SP | $10,300,000 | 2006 | 3 years left | | 15 years |
| C. Everett | CF | $8,670,000 | 2006 | 3 years left | | 8 years |
| H. Rodriguez | LF | $6,800,420 | 2005 | 2 years left | | 12 years |
| R. Ventura | 2B | $5,850,000 | 2006 | 3 years left | | 13 years |
| D. Ortiz | 3B | $3,078,571 | 2004 | 1 years left | Arbitration (Estimate: $2,690,000), could become Free Agent with 140 more days of service this year. | 5 years |
| D. Bautista | RF | $1,420,000 | 2006 | 3 years left | | 8 years |
| D. Riske | MR | $920,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| R. Halladay | SP | $400,000 | 2005 | 2 years left | | 5 years |
| T. Saunders | SP | $350,000 | 2004 | 1 years left | Arbitration (Estimate: $310,000), could become Free Agent with 5 more days of service this year. | 5 years |
| J. Bere | SP | $350,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| M. Cordova | LF | $320,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| B. Bowers | CF | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| J. Mcewing | 2B | $300,000 | 2004 | 1 years left | Possible Arbitration, 94 more days of service needed this year. | 2 years |
| J. Valverde | CL | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| B. Webb | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| N. Teut | SP | $300,000 | 2004 | 1 years left | Possible Arbitration, 113 more days of service needed this year. | 2 years |
| V. Martinez | C | $300,000 | 2004 | 1 years left | Possible Arbitration, 28 more days of service needed this year. | 2 years |
| A. Amezaga | 2B | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| D. Haren | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| J. Putz | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| B. Agbayani | RF | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| J. Reyes | SS | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| J. Depaula | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| R. Hammock | C | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| G. Floyd | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| B. Claussen | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| S. Colyer | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| S. Podsednik | RF | $300,000 | 2004 | 1 years left | Arbitration (Estimate: $1,530,000) | 3 years |
| E. Cyr | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| S. Nance | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| M. Mantei | MR | $300,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| B. Upton | SS | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| L. Walrond | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| K. Walker | MR | $300,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 3 years |
| M. Williams | MR | Minor-League-Contract | - | - | | 0 years |
| K. Miller | MR | Minor-League-Contract | - | - | | 1 years |
| L. Ortiz | 2B | Minor-League-Contract | - | - | | 0 years |
| H. Almonte | MR | Minor-League-Contract | - | - | | 0 years |
| M. Valdes | SP | Minor-League-Contract | - | - | | 0 years |
| J. Spivey | 1B | Minor-League-Contract | - | - | | 1 years |
| R. Salkeld | MR | Minor-League-Contract | - | - | | 1 years |
| A. Leiter | SP | Minor-League-Contract | - | - | | 13 years |
| E. Gonzalez | MR | Minor-League-Contract | - | - | | 0 years |
| F. Beltran | MR | Minor-League-Contract | - | - | | 0 years |
| B. Kozlowski | SP | Minor-League-Contract | - | - | | 0 years |
| N. Logan | CF | Minor-League-Contract | - | - | | 0 years |
| J. Brito | C | Minor-League-Contract | - | - | | 0 years |
| J. Capellan | SP | Minor-League-Contract | - | - | | 0 years |
| J. Bajenaru | MR | Minor-League-Contract | - | - | | 0 years |
| G. Guzman | SP | Minor-League-Contract | - | - | | 0 years |
| M. Gosling | SP | Minor-League-Contract | - | - | | 0 years |
| D. Sardinha | C | Minor-League-Contract | - | - | | 0 years |
| A. Watson | SP | Minor-League-Contract | - | - | | 1 years |
| J. Hamilton | SP | Minor-League-Contract | - | - | | 3 years |
| T. Raines | CF | Minor-League-Contract | - | - | | 0 years |
| C. Daigle | SP | Minor-League-Contract | - | - | | 0 years |
| J. Fontenot | SP | Minor-League-Contract | - | - | | 0 years |
| C. House | MR | Minor-League-Contract | - | - | | 0 years |
| N. Bierbrodt | SP | Minor-League-Contract | - | - | | 0 years |
| B. Tomko | SP | Minor-League-Contract | - | - | | 0 years |
| F. Lunar | C | Minor-League-Contract | - | - | | 0 years |
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