Template:1978 AL East standings
| Team | W | L | Pct. | GB | Home | Road |
|---|---|---|---|---|---|---|
| New York Yankees | 100 | 63 | .613 | — | 55–26 | 45–37 |
| Boston Red Sox | 99 | 64 | .607 | 1 | 59–23 | 40–41 |
| Milwaukee Brewers | 93 | 69 | .574 | 6½ | 54–27 | 39–42 |
| Baltimore Orioles | 90 | 71 | .559 | 9 | 51–30 | 39–41 |
| Detroit Tigers | 86 | 76 | .531 | 13½ | 47–34 | 39–42 |
| Cleveland Indians | 69 | 90 | .434 | 29 | 42–36 | 27–54 |
| Toronto Blue Jays | 59 | 102 | .366 | 40 | 37–44 | 22–58 |