Template:1891 American Association standings
| American Association | W | L | Pct. | GB | Home | Road |
|---|---|---|---|---|---|---|
| Boston Reds | 93 | 42 | 0.689 | — | 51–17 | 42–25 |
| St. Louis Browns | 85 | 51 | 0.625 | 8½ | 52–21 | 33–30 |
| Baltimore Orioles | 71 | 64 | 0.526 | 22 | 44–24 | 27–40 |
| Philadelphia Athletics | 73 | 66 | 0.525 | 22 | 43–26 | 30–40 |
| Milwaukee Brewers | 21 | 15 | 0.583 | 22½ | 16–5 | 5–10 |
| Cincinnati Kelly's Killers | 43 | 57 | 0.430 | 32½ | 24–21 | 19–36 |
| Columbus Solons | 61 | 76 | 0.445 | 33 | 33–29 | 28–47 |
| Louisville Colonels | 54 | 83 | 0.394 | 40 | 39–32 | 15–51 |
| Washington Statesmen | 44 | 91 | 0.326 | 49 | 28–40 | 16–51 |