| Name | Pos | Salary | Through | Years Left | Notes | Years in Majors |
| T. Helton | 1B | $11,600,000 | 2012 | 9 years left | | 8 years |
| J. Dye | RF | $11,000,000 | 2005 | 2 years left | | 8 years |
| R. Greer | LF | $7,400,000 | 2004 | 1 years left | Extension signed. | 11 years |
| J. Isringhausen | CL | $7,250,000 | 2005 | 2 years left | | 9 years |
| I. Rodriguez | C | $7,000,000 | 2007 | 4 years left | | 14 years |
| J. Zimmerman | MR | $4,300,000 | 2004 | 1 years left | Extension signed. | 4 years |
| R. Oswalt | SP | $3,250,000 | 2004 | 1 years left | Arbitration (Estimate: $3,460,000) | 4 years |
| J. Powell | MR | $3,000,000 | 2004 | 1 years left | Free agent after this season! | 9 years |
| M. Teixeira | 1B | $2,380,000 | 2004 | 1 years left | Extension signed. | 2 years |
| M. Redman | SP | $2,250,000 | 2006 | 3 years left | | 6 years |
| R. Sanders | RF | $2,000,000 | 2005 | 2 years left | | 14 years |
| M. Guthrie | MR | $1,916,000 | 2004 | 1 years left | Extension signed. | 16 years |
| H. Perry | 1B | $1,700,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| J. Nelson | MR | $1,500,000 | 2004 | 1 years left | Free agent after this season! | 13 years |
| A. Boone | 3B | $1,100,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| B. Fullmer | DH | $1,000,000 | 2004 | 1 years left | Free agent after this season! | 8 years |
| D. Dellucci | LF | $750,000 | 2004 | 1 years left | Free agent after this season! | 7 years |
| J. Marquis | SP | $530,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000), could become Free Agent with 148 more days of service this year. | 5 years |
| R. Barajas | C | $500,000 | 2004 | 1 years left | Extension signed. | 6 years |
| M. Young | SS | $450,000 | 2004 | 1 years left | Extension signed. | 5 years |
| C. Almanzar | MR | $420,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| R. Dickey | SP | $340,000 | 2004 | 1 years left | Possible Arbitration, 110 more days of service needed this year. | 2 years |
| O. Hudson | 2B | $322,000 | 2004 | 1 years left | Extension signed. | 3 years |
| R. Baldelli | CF | $320,000 | 2004 | 1 years left | Extension signed. | 2 years |
| M. Callaway | MR | $320,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| E. Ramirez | MR | $303,750 | 2004 | 1 years left | Possible Arbitration, 150 more days of service needed this year. | 2 years |
| J. Dominguez | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| B. Sylvester | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| T. Womack | SS | $300,000 | 2004 | 1 years left | Free agent after this season! | 10 years |
| R. Rodriguez | SP | $300,000 | 2004 | 1 years left | Extension signed. | 3 years |
| R. Harden | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| M. Bacsik | SP | $300,000 | 2004 | 1 years left | Arbitration (Estimate: $300,000) | 3 years |
| D. Brocail | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| J. Blanton | SP | $300,000 | 2004 | 1 years left | Automatic Resign. | 0 years |
| J. Wasdin | SP | $300,000 | 2004 | 1 years left | Free agent after this season! | 9 years |
| D. Newhan | 2B | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| E. Burke | MR | $300,000 | 2004 | 1 years left | Automatic Resign. | 1 years |
| K. Huckaby | C | Minor-League-Contract | - | - | | 3 years |
| D. Roeder | 1B | Minor-League-Contract | - | - | | 0 years |
| L. Baez | LF | Minor-League-Contract | - | - | | 1 years |
| N. Regilio | SP | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| E. Moreno | SP | Minor-League-Contract | - | - | | 0 years |
| R. Britt | CF | Minor-League-Contract | - | - | | 0 years |
| L. Coria | CF | Minor-League-Contract | - | - | | 0 years |
| G. Johnson | CL | Minor-League-Contract | - | - | | 0 years |
| A. Wainwright | SP | Minor-League-Contract | - | - | | 0 years |
| C. Allen | LF | Minor-League-Contract | - | - | | 5 years |
| C. Hannon | 3B | Minor-League-Contract | - | - | | 0 years |
| P. Boyd | RF | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| D. Bubela | CF | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| J. Veras | MR | Minor-League-Contract | - | - | | 0 years |
| R. Garcia | MR | Minor-League-Contract | - | - | | 1 years |
| J. Andrew | SP | Minor-League-Contract | - | - | | 1 years |
| N. Gold | 1B | Minor-League-Contract | - | - | | 0 years |
| J. Hart | 1B | Minor-League-Contract | - | - | | 1 years |
| M. Farnum | SP | Minor-League-Contract | - | - | | 0 years |
| K. Jimenez | SP | Minor-League-Contract | - | - | | 0 years |
| M. Alexander | 2B | Minor-League-Contract | - | - | | 1 years |
| K. Loe | SP | Minor-League-Contract | - | - | | 0 years |
| J. Hudgins | SP | Minor-League-Contract | - | - | | 0 years |
| J. Saldivar | SP | Minor-League-Contract | - | - | | 0 years |
| T. Meadows | LF | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| D. Meyer | SS | Minor-League-Contract | - | - | | 0 years |
| J. Cleveland | 1B | Minor-League-Contract | - | - | | 0 years |
| C. O'Riordan | 2B | Minor-League-Contract | - | - | | 0 years |
| M. Furtado | 2B | Minor-League-Contract | - | - | | 0 years |
| L. Vivo | MR | Minor-League-Contract | - | - | | 0 years |
| E. Thompson | SP | Minor-League-Contract | - | - | | 0 years |
| A. Webster | CF | Minor-League-Contract | - | - | | 0 years |
| A. Wishy | RF | Minor-League-Contract | - | - | | 0 years |
| W. Littleton | SP | Minor-League-Contract | - | - | | 0 years |
| S. Perez | SS | Minor-League-Contract | - | - | | 1 years |
| M. Lorenzo | SP | Minor-League-Contract | - | - | | 0 years |
| M. McDougall | 3B | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| E. Sabel | MR | Minor-League-Contract | - | - | | 1 years |
| J. Smith | C | Minor-League-Contract | - | - | | 1 years |
| A. Murray | SP | Minor-League-Contract | - | - | | 0 years |
| K. Bengochea | MR | Minor-League-Contract | - | - | | 0 years |
| J. Rupe | MR | Minor-League-Contract | - | - | | 0 years |
| B. Kozlowski | SP | Minor-League-Contract | - | - | Minor League FA next year! | 0 years |
| T. Mounce | SP | Minor-League-Contract | - | - | | 1 years |
| G. Matthews | CF | Minor-League-Contract | - | - | Minor League FA next year! | 5 years |
| E. Hurley | SP | Minor-League-Contract | - | - | | 1 years |
| J. Danks | SP | Minor-League-Contract | - | - | | 0 years |
| J. Barratt | SP | Minor-League-Contract | - | - | | 0 years |
| J. Bourgeois | 3B | Minor-League-Contract | - | - | | 0 years |
| B. Upton | SS | Minor-League-Contract | - | - | | 0 years |
| A. Madson | SP | Minor-League-Contract | - | - | | 0 years |
|
| Name | Pos | Salary | Years | |
| R. Greer | LF | $4,390,000 | 4 | |
| J. Zimmerman | MR | $4,500,000 | 2 | |
| M. Teixeira | 1B | $3,000,000 | 3 | |
| M. Guthrie | MR | $1,760,000 | 1 | |
| R. Barajas | C | $480,000 | 2 | |
| M. Young | SS | $4,250,000 | 3 | |
| C. Almanzar | MR | $5,500,000 | 3 | |
| O. Hudson | 2B | $2,000,000 | 3 | |
| R. Baldelli | CF | $5,000,000 | 3 | |
| J. Dominguez | SP | Minor League extension | | |
| B. Sylvester | MR | $3,640,000 | 2 | |
| R. Rodriguez | SP | $750,000 | 2 | |
| R. Harden | SP | $1,500,000 | 3 | |
| J. Blanton | SP | Minor League extension | | |
| E. Burke | MR | $3,800,000 | 2 | |
|