1981 British Speedway Championship
The 1981 British Speedway Championship was the 21st edition of the British Speedway Championship. The Final took place on 3 June at Brandon in Coventry, England. The Championship was won by Steve Bastable, who beat Kenny Carter and John Louis in a run-off for the title. The top eight riders qualified for the next stage of the World Championship, the 1981 Overseas Final.
British Final
- 3 June 1981
- Brandon Stadium, Coventry
British Under 21 final
| Pos. | Rider | Points |
| 1 | Rob Lightfoot | 14 |
| 2 | Peter Carr | 13 |
| 3 | Neil Evitts | 11 |
| 4 | Martin Hewlett | 10 |
| 5 | Charlie McKinna | 10 |
| 6 | Dennis Mallett | 10 |
| 7 | Simon Wigg | 9 |
| 8 | Andy Hibbs | 7 |
| 9 | Wayne Jackson | 7 |
| 10 | Martin Dixon | 6 |
| 11 | Paul Evitts | 5 |
| 12 | Paul Stead | 5 |
| 13 | Jamie Luckhurst | 4 |
| 14 | Andy Buck | 3 |
| 15 | Dave Mullett | 3 |
| 16 | Peter Tarrant | 2 |
| 17 | Rob Tilbury | 1 |
| 18 | Nigel Sparshott | 0 |