Template:1940 American League standings
| Team | W | L | Pct. | GB | Home | Road |
|---|---|---|---|---|---|---|
| Detroit Tigers | 90 | 64 | .584 | — | 50–29 | 40–35 |
| Cleveland Indians | 89 | 65 | .578 | 1 | 51–30 | 38–35 |
| New York Yankees | 88 | 66 | .571 | 2 | 52–24 | 36–42 |
| Boston Red Sox | 82 | 72 | .532 | 8 | 45–34 | 37–38 |
| Chicago White Sox | 82 | 72 | .532 | 8 | 41–36 | 41–36 |
| St. Louis Browns | 67 | 87 | .435 | 23 | 37–39 | 30–48 |
| Washington Senators | 64 | 90 | .416 | 26 | 36–41 | 28–49 |
| Philadelphia Athletics | 54 | 100 | .351 | 36 | 29–42 | 25–58 |