| 1909 MLB Leaders | ||
| 1909 American League Standings | |||||||||
| TEAM | W | L | PCT | GB | HOME | ROAD | RS | RA | DIFF |
| *-Detroit | 98 | 54 | .620 | -- | -- | -- | 666 | 493 | +173 |
| Philadelphia | 95 | 58 | .621 | 3.5 | -- | -- | 605 | 408 | +197 |
| Boston | 88 | 63 | .579 | 9.5 | -- | -- | 597 | 550 | +47 |
| Chicago | 78 | 74 | .491 | 20 | -- | -- | 492 | 463 | +29 |
| New York | 74 | 77 | .484 | 23.5 | -- | -- | 590 | 587 | +3 |
| Cleveland | 71 | 82 | .458 | 27.5 | -- | -- | 493 | 532 | -39 |
| St. Louis | 61 | 89 | .396 | 36 | -- | -- | 441 | 575 | -134 |
| Washington | 42 | 110 | .269 | 56 | -- | -- | 380 | 656 | -276 |
| 1909 National League Standings | |||||||||
| TEAM | W | L | PCT | GB | HOME | ROAD | RS | RA | DIFF |
| *-Pittsburgh | 110 | 42 | .719 | -- | -- | -- | 699 | 447 | +252 |
| Chicago | 104 | 49 | .671 | 6.5 | -- | -- | 635 | 390 | +245 |
| New York | 92 | 61 | .582 | 18.5 | -- | -- | 623 | 546 | +77 |
| Cincinnati | 77 | 76 | .494 | 33.5 | -- | -- | 606 | 599 | +7 |
| Philadelphia | 74 | 79 | .481 | 36.5 | -- | -- | 516 | 518 | -2 |
| Brooklyn | 55 | 98 | .355 | 55.5 | -- | -- | 444 | 627 | -183 |
| St. Louis | 54 | 98 | .351 | 56 | -- | -- | 583 | 731 | -148 |
| Boston | 45 | 108 | .290 | 65.5 | -- | -- | 435 | 683 | -248 |
| 1909 All-Star Results | |||||||||
| No results available. | |||||||||
| Rosters | Complete Results | |||||||||
| 1909 Postseason Results | ||
| ROUND | OUTCOME | RESULT |
| World Series | Pittsburgh Pirates defeated Detroit Tigers | 4-3 |
| Complete Results | ||
| 1909 Award Winners | ||
| No award winners. | ||
| Complete Results |
| 1909 Draft Picks | |||
| No picks available. | |||
| Complete Results |
| 1909 No-Hitters | ||||||
| No no-hitters. | ||||||
| Complete Results |