| 1904 MLB Leaders | ||
| 1904 American League Standings | |||||||||
| TEAM | W | L | PCT | GB | HOME | ROAD | RS | RA | DIFF |
| *-Boston | 95 | 59 | .605 | -- | -- | -- | 608 | 466 | +142 |
| New York | 92 | 59 | .594 | 1.5 | -- | -- | 598 | 526 | +72 |
| Chicago | 89 | 65 | .571 | 6 | -- | -- | 600 | 482 | +118 |
| Cleveland | 86 | 65 | .558 | 7.5 | -- | -- | 647 | 482 | +165 |
| Philadelphia | 81 | 70 | .523 | 12.5 | -- | -- | 557 | 503 | +54 |
| St. Louis | 65 | 87 | .417 | 29 | -- | -- | 481 | 604 | -123 |
| Detroit | 62 | 90 | .383 | 32 | -- | -- | 505 | 627 | -122 |
| Washington | 38 | 113 | .242 | 55.5 | -- | -- | 437 | 743 | -306 |
| 1904 National League Standings | |||||||||
| TEAM | W | L | PCT | GB | HOME | ROAD | RS | RA | DIFF |
| *-New York | 106 | 47 | .671 | -- | -- | -- | 744 | 476 | +268 |
| Chicago | 93 | 60 | .596 | 13 | -- | -- | 599 | 517 | +82 |
| Cincinnati | 88 | 65 | .561 | 18 | -- | -- | 695 | 547 | +148 |
| Pittsburgh | 87 | 66 | .558 | 19 | -- | -- | 675 | 592 | +83 |
| St. Louis | 75 | 79 | .484 | 31.5 | -- | -- | 602 | 595 | +7 |
| Brooklyn | 56 | 97 | .364 | 50 | -- | -- | 497 | 614 | -117 |
| Boston | 55 | 98 | .355 | 51 | -- | -- | 491 | 749 | -258 |
| Philadelphia | 52 | 100 | .335 | 53.5 | -- | -- | 571 | 784 | -213 |
| 1904 All-Star Results | |||||||||
| No results available. | |||||||||
| Rosters | Complete Results | |||||||||
| 1904 Postseason Results | ||
| No results available. | ||
| Complete Results |
| 1904 Award Winners | ||
| No award winners. | ||
| Complete Results |
| 1904 Draft Picks | |||
| No picks available. | |||
| Complete Results |
| 1904 No-Hitters | ||||||
| DATE | PITCHER | TEAM | OPPONENT | SCORE | LEAGUE | NOTES |
| 8/17/1904 | Jesse Tannehill | BOS | CHI | 6-0 | AL | |
| 5/5/1904 | Cy Young | BOS | PHI | 3-0 | AL | Perfect Game |
| Complete Results | ||||||