Classification
| Pos | No | Driver | Constructor | Laps | Time/Retired | Grid | Points |
|---|---|---|---|---|---|---|---|
| 1 | 11 | Carlos Reutemann | Ferrari | 80 | 1:52:01.301 | 1 | 9 |
| 2 | 5 | Mario Andretti | Lotus-Ford | 80 | +11.061 secs | 4 | 6 |
| 3 | 4 | Patrick Depailler | Tyrrell-Ford | 80 | +28.951 secs | 12 | 4 |
| 4 | 6 | Ronnie Peterson | Lotus-Ford | 80 | +45.603 secs | 6 | 3 |
| 5 | 26 | Jacques Laffite | Ligier-Matra | 80 | +1:22.884 | 14 | 2 |
| 6 | 35 | Riccardo Patrese | Arrows-Ford | 79 | +1 Lap | 9 | 1 |
| 7 | 27 | Alan Jones | Williams-Ford | 79 | +1 Lap | 8 | |
| 8 | 14 | Emerson Fittipaldi | Fittipaldi-Ford | 79 | +1 Lap | 15 | |
| 9 | 36 | Rolf Stommelen | Arrows-Ford | 79 | +1 Lap | 18 | |
| 10 | 17 | Clay Regazzoni | Shadow-Ford | 79 | +1 Lap | 20 | |
| 11 | 10 | Jean-Pierre Jarier | ATS-Ford | 75 | +5 Laps | 19 | |
| 12 | 8 | Patrick Tambay | McLaren-Ford | 74 | Accident | 11 | |
| Ret | 20 | Jody Scheckter | Wolf-Ford | 59 | Accident | 10 | |
| Ret | 19 | Vittorio Brambilla | Surtees-Ford | 50 | Transmission | 17 | |
| Ret | 15 | Jean-Pierre Jabouille | Renault | 43 | Turbo | 13 | |
| Ret | 12 | Gilles Villeneuve | Ferrari | 38 | Accident | 2 | |
| Ret | 1 | Niki Lauda | Brabham-Alfa Romeo | 27 | Ignition | 3 | |
| Ret | 3 | Didier Pironi | Tyrrell-Ford | 25 | Gearbox | 22 | |
| Ret | 37 | Arturo Merzario | Merzario-Ford | 17 | Gearbox | 21 | |
| Ret | 9 | Jochen Mass | ATS-Ford | 11 | Brakes | 16 | |
| Ret | 2 | John Watson | Brabham-Alfa Romeo | 9 | Gearbox | 5 | |
| Ret | 7 | James Hunt | McLaren-Ford | 5 | Accident | 7 | |
| DNS | 18 | Rupert Keegan | Surtees-Ford | Practice Accident | |||
| DNS | 16 | Hans Joachim Stuck | Shadow-Ford | Practice Accident | |||
| DNQ | 30 | Brett Lunger | McLaren-Ford | ||||
| DNQ | 22 | Lamberto Leoni | Ensign-Ford | ||||
| DNPQ | 32 | Keke Rosberg | Theodore-Ford | ||||
| DNPQ | 25 | Hector Rebaque | Lotus-Ford | ||||
| DNPQ | 39 | Danny Ongais | Shadow-Ford | ||||
| DNPQ | 24 | Derek Daly | Hesketh-Ford |
Read more about this topic: 1978 United States Grand Prix West