Template:1990 NL East standings
| Team | W | L | Pct. | GB | Home | Road |
|---|---|---|---|---|---|---|
| Pittsburgh Pirates | 95 | 67 | .586 | — | 49–32 | 46–35 |
| New York Mets | 91 | 71 | .562 | 4 | 52–29 | 39–42 |
| Montreal Expos | 85 | 77 | .525 | 10 | 47–34 | 38–43 |
| Chicago Cubs | 77 | 85 | .475 | 18 | 39–42 | 38–43 |
| Philadelphia Phillies | 77 | 85 | .475 | 18 | 41–40 | 36–45 |
| St. Louis Cardinals | 70 | 92 | .432 | 25 | 34–47 | 36–45 |