Template:2003 NL West standings
| Team | W | L | Pct. | GB | Home | Road |
|---|---|---|---|---|---|---|
| San Francisco Giants | 100 | 61 | .621 | — | 57–24 | 43–37 |
| Los Angeles Dodgers | 85 | 77 | .525 | 15½ | 46–35 | 39–42 |
| Arizona Diamondbacks | 84 | 78 | .519 | 16½ | 45–36 | 39–42 |
| Colorado Rockies | 74 | 88 | .457 | 26½ | 49–32 | 25–56 |
| San Diego Padres | 64 | 98 | .395 | 36½ | 35–46 | 29–52 |