Alan Jones won the United States Grand Prix West 1981 at Long Beach on 15 March 1981, starting from P2 on the grid. Carlos Reutemann finished second for Williams, with Nelson Piquet completing the podium for Brabham.
| Pos | Driver | Team | Grid | Pts | FL | Status |
|---|---|---|---|---|---|---|
1 | | | 2 | 9 | Finished | |
2 | | | 3 | 6 | Finished | |
3 | | | 4 | 4 | Finished | |
4 | | | 6 | 3 | Finished | |
5 | | | 8 | 2 | Finished | |
6 | | 17 | 1 | +1 Lap | ||
7 | | 18 | 0 | +2 Laps | ||
8 | | 20 | 0 | +3 Laps | ||
R | | 19 | 0 | Fuel system | ||
R | | 11 | 0 | Fuel system | ||
R | | 10 | 0 | Fuel pump | ||
R | | 15 | 0 | Accident | ||
R | | 9 | 0 | Collision | ||
R | | 12 | 0 | Collision | ||
R | | 16 | 0 | Engine | ||
R | | 21 | 0 | Collision | ||
R | | 1 | 0 | Fuel system | ||
R | | 24 | 0 | Accident | ||
R | | 7 | 0 | Accident | ||
R | | 5 | 0 | Halfshaft | ||
R | | 23 | 0 | Brakes | ||
R | | 13 | 0 | Accident | ||
R | | 14 | 0 | Collision | ||
R | | 22 | 0 | Collision | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify |