Template:1978 NL East standings
| Team | W | L | Pct. | GB | Home | Road |
|---|---|---|---|---|---|---|
| Philadelphia Phillies | 90 | 72 | .556 | — | 54–28 | 36–44 |
| Pittsburgh Pirates | 88 | 73 | .547 | 1½ | 55–26 | 33–47 |
| Chicago Cubs | 79 | 83 | .488 | 11 | 44–38 | 35–45 |
| Montreal Expos | 76 | 86 | .469 | 14 | 41–39 | 35–47 |
| St. Louis Cardinals | 69 | 93 | .426 | 21 | 37–44 | 32–49 |
| New York Mets | 66 | 96 | .407 | 24 | 33–47 | 33–49 |