Race Result
| GP n. 396 - 24/06/1984 - Grand Prix of the United States Detroit |
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| Winner: | Nelson Piquet / Brabham-BMW - 1:55'41.842 | ||||||
| Pole Position: | Nelson Piquet / Brabham-BMW - 1:40.980 | ||||||
| Fastest Lap: | Derek Warwick / Renault - 1:46.221 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 1 |  Nelson Piquet |
Brabham-BMW | 63 | 1:55'41.842 | 1 | 9 |
| 2 | 11 |  Elio de Angelis |
Lotus-Renault | 63 | +32.638 | 5 | 6 |
| 3 | 2 | Teo Fabi |
Brabham-BMW | 63 | + 1'26.528 | 23 | 4 |
| 4 | 7 |  Alain Prost |
McLaren-TAG | 63 | + 1'55.258 | 2 | 3 |
| 5 | 5 | Jacques Laffite |
Williams-Honda | 62 | + 1 lap | 20 | 2 |
| Dsq | 3 |  Martin Brundle |
Tyrrell-Ford | 63 | disqualified | 11 | 0 |
| Ret | 27 | Michele Alboreto |
Ferrari | 49 | engine | 4 | 0 |
| Ret | 6 |  Keke Rosberg |
Williams-Honda | 47 | turbo | 21 | 0 |
| Ret | 16 | Derek Warwick |
Renault | 40 | gearbox | 6 | 0 |
| Ret | 8 |  Niki Lauda |
McLaren-TAG | 33 | electrical | 10 | 0 |
| Ret | 9 | Philippe Alliot |
RAM-Hart | 33 | brakes | 18 | 0 |
| Ret | 15 | Patrick Tambay |
Renault | 33 | transmission | 9 | 0 |
| Ret | 4 |  Stefan Bellof |
Tyrrell-Ford | 33 | accident | 16 | 0 |
| Ret | 18 |  Thierry Boutsen |
Arrows-BMW | 27 | engine | 13 | 0 |
| Ret | 12 | Nigel Mansell |
Lotus-Renault | 27 | gear box | 3 | 0 |
| Ret | 26 | Andrea de Cesaris |
Ligier-Renault | 24 | overheating | 12 | 0 |
| Ret | 20 |  Johnny Cecotto |
Toleman-Hart | 23 | clutch | 17 | 0 |
| Ret | 23 |  Eddie Cheever |
Alfa Romeo | 21 | engine | 8 | 0 |
| Ret | 19 | Ayrton Senna |
Toleman-Hart | 21 | accident | 7 | 0 |
| Ret | 22 | Riccardo Patrese |
Alfa Romeo | 20 | spun off | 25 | 0 |
| Ret | 25 | Francois Hesnault |
Ligier-Renault | 3 | accident | 19 | 0 |
| Ret | 24 | Piercarlo Ghinzani |
Osella-Alfa Romeo | 3 | accident | 26 | 0 |
| Ret | 28 | Rene Arnoux |
Ferrari | 2 | accident | 15 | 0 |
| Ret | 10 | Jonathan Palmer |
RAM-Hart | 2 | tyre | 24 | 0 |
| Ret | 17 |  Marc Surer |
Arrows-BMW | 0 | accident | 22 | 0 |
| Ret | 14 | Manfred Winkelhock |
ATS-BMW | 0 | engine | 14 | 0 |
| Dnq | 21 |  Huub Rothengatter |
Spirit-Ford | did not qualify | 0 | ||