Graham Hill won the United States Grand Prix 1963 at Watkins Glen on 6 October 1963, starting from pole position. Richie Ginther finished second for BRM, with Jim Clark completing the podium for Lotus-Climax.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Graham HillHIL | BRM | 110 | 2:19:22.1 | 9 | |
| 2 | 4 | Richie GintherGIN | BRM | 110 | +34.3 | 6 | |
| 3 | 2 | Jim ClarkCLA | Lotus-Climax | 109 | +1 Lap | 4 | |
| 4 | 5 | Jack BrabhamBRA | Brabham | 108 | +2 Laps | 3 | |
| 5 | 9 | Lorenzo BandiniBAN | Ferrari | 106 | +4 Laps | 2 | |
| 6 | 19 | Carel Godin de BeaufortDEB | Porsche | 99 | +11 Laps | 1 | |
| 7 | 21 | Peter BroekerBRO | Stebro | 88 | +22 Laps | 0 | |
| 8 | 12 | Jo BonnierBON | Cooper-Climax | 85 | +25 Laps | 0 | |
| 9 | 3 | John SurteesSUR | Ferrari | 82 | Engine | 0 | |
| 10 | 16 | Jim HallHAL | Lotus-BRM | 76 | Gearbox | 0 | |
| 11 | 11 | Bruce McLarenMCL | Cooper-Climax | 74 | Fuel pump | 0 | |
| R | 14 | Jo SiffertSIF | Lotus-BRM | 56 | Gearbox | 0 | |
| R | 10 | Tony MaggsMAG | Cooper-Climax | 44 | Ignition | 0 | |
| R | 17 | Rodger WardWAR | Lotus-BRM | 44 | Gearbox | 0 | |
| R | 6 | Dan GurneyGUR | Brabham | 42 | Chassis | 0 | |
| R | 13 | Pedro RodríguezROD | Lotus-Climax | 36 | Engine | 0 | |
| R | 7 | Trevor TaylorTAY | Lotus-Climax | 24 | Electrical | 0 | |
| R | 8 | Masten GregoryGRE | Lola | 14 | Engine | 0 | |
| R | 18 | Hap SharpSHA | Lotus-BRM | 6 | Retired | 0 | |
| R | 15 | Phil HillHIL | ATS | 4 | Oil pump | 0 | |
| R | 20 | Giancarlo BaghettiBAG | ATS | 0 | Oil pump | 0 | |
| W | 0 | Walt HansgenHAN | Lotus-Climax | 0 | Withdrew | 0 | |
| W | 0 | Innes IrelandIRE | Lotus-BRM | 0 | Withdrew | 0 | |
| W | 0 | Ernie de VosDEV | Stebro | 0 | Withdrew | 0 |