The popular sand circuit at Preston Docks made a successful debut in 2015 and is now a regular fixture on the MXGB calendar. The circuit has undergone a few changes to coincide with its British Championship status, making for a fast flowing but physically-demanding circuit.
| No. | Name | Machine | Team | Race 01 | Race 02 | Total |
| 84 | Jeffrey Herlings | Honda | - | 25 | 25 | 50 |
| 426 | Conrad Mewse | Honda | Crendon Tru7 Honda Racing | 22 | 22 | 44 |
| 919 | Ben Watson | Triumph | Dirt Store Triumph Racing | 18 | 20 | 38 |
| 83 | Oriol Oliver | KTM | Gabriel SS24 Factory Juniors KTM | 20 | 18 | 38 |
| 811 | Adam Sterry | KTM | Chambers Racing KTM | 15 | 16 | 31 |
| 23 | Taylor Hammal | Kawasaki | DRT Kawasaki | 16 | 15 | 31 |
| 184 | Jamie Carpenter | Honda | Crendon Tru7 Honda Racing | 13 | 13 | 26 |
| 579 | Bobby Bruce | Honda | Twenty Club 579 | 12 | 11 | 23 |
| 16 | Tom Grimshaw | Honda | Apico Factory Racing Honda | 9 | 12 | 21 |
| 6 | Carlton Husband | Fantic | Phoenix Tools Fantic Racing | 14 | 6 | 20 |
| No. | Name | Machine | Team | Race 01 | Race 02 | Total |
| 100 | Tommy Searle | Triumph | Dirt Store Triumph Racing | 20 | 25 | 45 |
| 422 | Charlie Heyman | Husqvarna | SC Sportshomes Husqvarna | 25 | 16 | 41 |
| 419 | Joe Brookes | Triumph | Nationwide Signs Honda | 18 | 22 | 40 |
| 441 | Billy Askew | Triumph | Dirt Store Triumph Racing | 15 | 20 | 35 |
| 574 | Gyan Doensen | KTM | Gabriel SS24 Factory Juniors KTM | 14 | 18 | 32 |
| 184 | Jamie Keith | Honda | - | 22 | 8 | 30 |
| 2 | John Adamson | Fantic | Phoenix Tools Fantic Racing | 12 | 14 | 26 |
| 163 | Ben Mustoe | Gas Gas | ASA United GasGas | 13 | 13 | 26 |
| 479 | Josh Vail | Fantic | Phoenix Tools Fantic Racing | 10 | 15 | 25 |
| 30 | Charlie Richmond | Honda | Crendon Tru7 Honda Racing | 5 | 12 | 17 |
| No. | Name | Machine | Team | Race 01 | Race 02 | Total |
| 419 | Joe Brookes | Triumph | Nationwide Signs Honda | 20 | 25 | 45 |
| 422 | Charlie Heyman | Husqvarna | SC Sportshomes Husqvarna | 25 | 18 | 43 |
| 441 | Billy Askew | Triumph | Dirt Store Triumph Racing | 18 | 22 | 40 |
| 574 | Gyan Doensen | KTM | Gabriel SS24 Factory Juniors KTM | 16 | 20 | 36 |
| 184 | Jamie Keith | Honda | - | 22 | 11 | 33 |
| 479 | Josh Vail | Fantic | Phoenix Tools Fantic Racing | 14 | 16 | 30 |
| 163 | Ben Mustoe | Gas Gas | ASA United GasGas | 15 | 15 | 30 |
| 30 | Charlie Richmond | Honda | Crendon Tru7 Honda Racing | 11 | 14 | 25 |
| 101 | Tyla Hooley | KTM | Leeds Pallet Co | 12 | 12 | 24 |
| 456 | Ollie Colmer | KTM | Chambers Racing KTM | 9 | 13 | 22 |
| No. | Name | Machine | Team | Race 01 | Race 02 | Total |
| 418 | Drew Stock | Yamaha | JK Racing | 25 | 25 | 50 |
| 455 | Olly Waters | KTM | JL Cox Motorsport | 22 | 18 | 40 |
| 581 | Harley Marczak | Yamaha | Briggs Yamaha | 18 | 20 | 38 |
| 236 | Joel Winstanley Dawson | KTM | - | 20 | 14 | 34 |
| 548 | Hayden Statt | KTM | Chambers Racing KTM | 11 | 22 | 33 |
| 142 | Christopher Brindley | KTM | - | 16 | 16 | 32 |
| 10 | Alfie Herron | TM | - | 14 | 13 | 27 |
| 259 | Fabian Morrison | KTM | - | 12 | 12 | 24 |
| 111 | Alfie Geddes Green | Yamaha | - | 13 | 11 | 24 |
| 531 | Lucas Moncrief | Yamaha | 3Flo Madison Cresent Yamaha | 6 | 15 | 21 |