250cc Classification
| Pos | Rider | Manufacturer | Time/Retired | Grid | Points |
|---|---|---|---|---|---|
| 1 | Randy de Puniet | Aprilia | 49:11.337 | 6 | 25 |
| 2 | Anthony West | KTM | +1.236 | 15 | 20 |
| 3 | Casey Stoner | Aprilia | +16.740 | 10 | 16 |
| 4 | Dani Pedrosa | Honda | +47.825 | 1 | 13 |
| 5 | Sebastián Porto | Aprilia | +1:03.449 | 5 | 11 |
| 6 | Simone Corsi | Aprilia | +1:32.437 | 14 | 10 |
| 7 | Andrea Dovizioso | Honda | +1:34.560 | 4 | 9 |
| 8 | Jorge Lorenzo | Honda | +1:45.964 | 2 | 8 |
| 9 | Sylvain Guintoli | Aprilia | +1 Lap | 12 | 7 |
| 10 | Andrea Ballerini | Aprilia | +1 Lap | 20 | 6 |
| 11 | Mirko Giansanti | Aprilia | +1 Lap | 22 | 5 |
| 12 | Roberto Locatelli | Aprilia | +1 Lap | 11 | 4 |
| 13 | Alex Baldolini | Aprilia | +1 Lap | 19 | 3 |
| 14 | Gregory Leblanc | Aprilia | +2 Laps | 24 | 2 |
| 15 | Radomil Rous | Honda | +2 Laps | 25 | 1 |
| 16 | Jakub Smrž | Honda | +2 Laps | 17 | |
| 17 | Steve Jenkner | Aprilia | +2 Laps | 18 | |
| 18 | Alvaro Molina | Aprilia | +2 Laps | 29 | |
| 19 | Gabriele Ferro | Fantic | +4 Laps | 31 | |
| Ret | Andreas Martensson | Yamaha | Retirement | 30 | |
| Ret | Chaz Davies | Aprilia | Retirement | 16 | |
| Ret | Taro Sekiguchi | Aprilia | Retirement | 26 | |
| Ret | Héctor Barberá | Honda | Retirement | 7 | |
| Ret | Hiroshi Aoyama | Honda | Retirement | 8 | |
| Ret | Yves Polzer | Aprilia | Retirement | 28 | |
| Ret | Alex de Angelis | Aprilia | Retirement | 3 | |
| Ret | Martin Cardenas | Aprilia | Retirement | 23 | |
| Ret | Dirk Heidolf | Honda | Retirement | 21 | |
| Ret | Arnaud Vincent | Fantic | Retirement | 27 | |
| Ret | Alex Debón | Honda | Retirement | 13 | |
| Ret | Yuki Takahashi | Honda | Retirement | 9 |
Read more about this topic: 2005 British Motorcycle Grand Prix