| 1 | Olga Vladykina-Bryzgina | URS | |
49,38 |
| 2 | Petra Müller-Schersing | GDR | |
49,94 |
| 3 | Kirsten Siemon-Emmelmann | GDR | |
50,20 |
| 4 | Mariya Kulchunova-Pinigina | URS | 50,53 | |
| 5 | Lillie Leatherwood | USA | 50,82 | |
| 6 | Jillian Richardson | CAN | 51,03 | |
| 7 | Diane Dixon | USA | 51,13 | |
| 8 | Olga V. Nazarova | URS | 51,20 |