| Name | Pos | Salary | Through | Years Left | Notes | Years in Majors |
| H. Duffy | 1B | $7,180,000 | 1905 | 1 years left | Extension signed. | 17 years |
| G. Beaumont | CF | $5,850,000 | 1907 | 3 years left | | 6 years |
| G. Davis | CF | $5,666,000 | 1908 | 4 years left | | 14 years |
| G. Davies | SP | $5,000,000 | 1908 | 4 years left | | 15 years |
| D. White | SP | $4,107,143 | 1905 | 1 years left | Arbitration (Estimate: $4,280,000) | 4 years |
| D. Mcgann | 2B | $3,750,000 | 1906 | 2 years left | | 8 years |
| B. Dahlen | SS | $3,750,000 | 1905 | 1 years left | Free agent after this season! | 14 years |
| L. Davis | RF | $2,550,000 | 1905 | 1 years left | Arbitration (Estimate: $2,660,000) | 4 years |
| J. Donahue | C | $1,800,000 | 1905 | 1 years left | Arbitration (Estimate: $1,890,000) | 4 years |
| H. Truby | 2B | $1,750,000 | 1907 | 3 years left | | 11 years |
| O. Krueger | SS | $1,700,000 | 1905 | 1 years left | Arbitration (Estimate: $2,560,000) | 4 years |
| J. Hughes | SP | $1,350,000 | 1906 | 2 years left | | 4 years |
| C. Atherton | 3B | $1,100,000 | 1907 | 3 years left | | 1 years |
| P. Flaherty | SP | $1,039,286 | 1905 | 1 years left | Arbitration (Estimate: $4,280,000) | 4 years |
| E. Seward | SP | $1,000,000 | 1906 | 2 years left | | 20 years |
| J. Powell | SP | $900,000 | 1905 | 1 years left | Extension signed. | 8 years |
| D. Padden | 3B | $700,000 | 1906 | 2 years left | | 8 years |
| L. Fishel | SP | $430,000 | 1906 | 2 years left | | 1 years |
| D. Fultz | CF | $357,143 | 1905 | 1 years left | Arbitration (Estimate: $360,000) | 3 years |
| O. Stocksdale | SP | $300,000 | 1905 | 1 years left | Arbitration (Estimate: $250,000) | 4 years |
| P. Dowling | MR | $300,000 | 1905 | 1 years left | Arbitration (Estimate: $270,000), could become Free Agent with 172 more days of service this year. | 5 years |
| D. Mcjames | MR | $290,000 | 1907 | 3 years left | | 10 years |
| M. Brown | SP | $250,000 | 1905 | 1 years left | Automatic Resign. | 1 years |
| A. Joss | SP | $250,000 | 1905 | 1 years left | Automatic Resign. | 0 years |
| W. Mercer | SP | $250,000 | 1905 | 1 years left | Free agent after this season! | 7 years |
| Z. Rosebraugh | SP | $250,000 | 1905 | 1 years left | Automatic Resign. | 1 years |
| F. Laporte | 2B | $250,000 | 1905 | 1 years left | Automatic Resign. | 0 years |
| P. Graham | 2B | $250,000 | 1905 | 1 years left | Automatic Resign. | 0 years |
| J. Lundbom | MR | $250,000 | 1905 | 1 years left | Possible Arbitration, 142 more days of service needed this year. | 2 years |
| S. Hofman | RF | $250,000 | 1905 | 1 years left | Automatic Resign. | 1 years |
| A. Nichols | C | $250,000 | 1905 | 1 years left | Arbitration (Estimate: $340,000) | 3 years |
| B. Goeckel | 1B | $250,000 | 1905 | 1 years left | Automatic Resign. | 1 years |
| O. Streit | SP | $250,000 | 1905 | 1 years left | Automatic Resign. | 1 years |
| D. Reisling | SP | Minor-League-Contract | - | - | | 0 years |
| L. Swormstedt | SP | Minor-League-Contract | - | - | | 1 years |
| D. Braggins | SP | Minor-League-Contract | - | - | | 0 years |
| M. Mccormick | LF | Minor-League-Contract | - | - | | 0 years |
| T. Needham | C | Minor-League-Contract | - | - | | 0 years |
| F. Raymer | 3B | Minor-League-Contract | - | - | | 0 years |
| J. Jackson | CF | Minor-League-Contract | - | - | | 0 years |
| O. Porter | SP | Minor-League-Contract | - | - | | 0 years |
| J. Hackett | P | Minor-League-Contract | - | - | | 0 years |
| C. Buelow | 3B | Minor-League-Contract | - | - | | 0 years |
| C. Krause | 2B | Minor-League-Contract | - | - | | 0 years |
| D. Marshall | C | Minor-League-Contract | - | - | | 0 years |
| B. Durham | MR | Minor-League-Contract | - | - | | 0 years |
| H. Steinfeldt | 2B | Minor-League-Contract | - | - | | 1 years |
| B. Massey | 1B | Minor-League-Contract | - | - | Minor League FA next year! | 9 years |
| L. Tannehill | SS | Minor-League-Contract | - | - | | 0 years |
| G. Curtis | LF | Minor-League-Contract | - | - | | 0 years |
| J. Halla | MR | Minor-League-Contract | - | - | | 0 years |
| H. Aubrey | SS | Minor-League-Contract | - | - | | 0 years |
| E. Courtney | LF | Minor-League-Contract | - | - | | 0 years |
| F. Holmes | 1B | Minor-League-Contract | - | - | | 0 years |
| G. Hildebrand | LF | Minor-League-Contract | - | - | | 0 years |
| E. Kenna | SP | Minor-League-Contract | - | - | | 0 years |
| B. Rementer | C | Minor-League-Contract | - | - | | 0 years |
| D. Scanlan | SP | Minor-League-Contract | - | - | | 1 years |
| P. Loos | SP | Minor-League-Contract | - | - | | 0 years |
| C. Chech | SP | Minor-League-Contract | - | - | | 0 years |
| H. Hardy | SP | Minor-League-Contract | - | - | | 0 years |
| F. Delahanty | 1B | Minor-League-Contract | - | - | | 0 years |
| J. Siegle | RF | Minor-League-Contract | - | - | | 0 years |
| A. Yale | 1B | Minor-League-Contract | - | - | | 0 years |
| P. Cooney | 3B | Minor-League-Contract | - | - | | 0 years |
| F. Abbott | C | Minor-League-Contract | - | - | | 0 years |
| T. Corcoran | SS | Minor-League-Contract | - | - | Minor League FA next year! | 14 years |
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