| 1. | 2003 | CHAMBERS, Oscar | VC Londres | U12M (Men) | 1683135 |  | 15:46 | |
| 2. | 2036 | DAY, Jacob | VC Londres | U12M (Men) | 1675082 | | 15:48 | 0:02 |
| 3. | 2006 | GRAVES, Hugh | 4T+ Cyclopark | U12M (Men) | 1551295 | | 16:11 | 0:25 |
| 4. | 2033 | BRADFORD, Oliver | 4T+ Cyclopark | U12M (Men) | 1690381 | | 16:41 | 0:55 |
| 5. | 2032 | SZARZYNSKI, Sebastian | Crawley Wheelers | U12M (Men) | 1683017 | | 16:58 | 1:12 |
| 6. | 2016 | SIMON, Vincent | Preston Park Youth CC (PPYCC) | U12M (Men) | 1756505 | | 17:26 | 1:39 |
| 7. | 2029 | WATSON, Leo | Sutton Cycling Club | U12M (Men) | 1571471 | | 17:30 | 1:44 |
| 8. | 2058 | MCMAHON, Leon | Crystal Palace Triathletes | U12M (Men) | 1802713 | | 15:47 | -1 lap |
| 9. | 2024 | JONES, Finn | VC Londres | U12M (Men) | 1601149 | | 15:52 | -1 lap |
| 10. | 2028 | MURRELL, Beatrice | Southborough & District Whls | U12F (Women) | 1666517 | | 16:04 | -1 lap |
| 11. | 2007 | HITCHINGS, Flavia | Southborough & District Whls | U12F (Women) | 1560479 | | 16:11 | -1 lap |
| 12. | 2012 | LULHAM, Zachary | Hillingdon Slipstreamers | U12M (Men) | 1682945 | | 16:12 | -1 lap |
| 13. | 2043 | LEWIS, Hector | Herne Hill Youth CC | U12M (Men) | 1775427 | | 16:12 | -1 lap |
| 14. | 2009 | HOPPING, Emrys | Sutton Cycling Club | U12M (Men) | 1497629 | | 16:13 | -1 lap |
| 15. | 2015 | SAITO, Tora | Herne Hill Youth CC | U12M (Men) | 1683778 | | 16:27 | -1 lap |
| 16. | 2047 | PLAIL, Dylan | Bigfoot Youth Cycle Club Ltd | U12M (Men) | 1517925 | | 16:31 | -1 lap |
| 17. | 2020 | WASTALL, Riley | 4T+ Cyclopark | U12M (Men) | 1612717 | | 16:41 | -1 lap |
| 18. | 2074 | BUFFA, Maddalena | VC Londres | U12F (Women) | 1742913 | | 17:03 | -1 lap |
| 19. | 2052 | WILKINSON, Greta | Bigfoot Youth Cycle Club Ltd | U12F (Women) | 1484190 | | 17:03 | -1 lap |
| 20. | 2065 | SINCLAIR, Hamish | Southborough & District Whls | U12M (Men) | 1773109 | | 17:43 | -1 lap |
| 21. | 2109 | TIPPINS, Jude | Wigmore CC | U12M (Men) | 1722937 | | 16:09 | -2 laps |
| 22. | 2073 | STEPHENS, Jasmine | Bigfoot Youth Cycle Club Ltd | U12F (Women) | 1554235 | | 16:13 | -2 laps |
| 23. | 2011 | LAWTON, Elijah | Southborough & District Whls | U12M (Men) | 1717786 | | 16:27 | -2 laps |
| 24. | 2027 | MOLLISON, Sean | Sutton Cycling Club | U12M (Men) | 1814071 | | 16:29 | -2 laps |
| 25. | 2070 | PHILLIPS, Molly | Southborough & District Whls | U12F (Women) | 1772971 | | 16:59 | -2 laps |
| 26. | 2079 | PERILLA, Lucas | Limited Edition Cycling | U12M (Men) | 1732029 | | 17:05 | -2 laps |
| 27. | 2067 | CONNOR, Floyd | Limited Edition Cycling | U12M (Men) | 1735916 | | 17:39 | -2 laps |
| 28. | 2092 | HARDY, Owen | | U12M (Men) | TEMP_265626... | | 15:53 | -3 laps |
| 29. | 2100 | HORTA-HOPKINS, Isaac | | U12M (Men) | TEMP_080798... | | 16:38 | -3 laps |
| 30. | 2099 | BURDON, Alastair | | U12M (Men) | TEMP_970216... | | 17:04 | -3 laps |
| 31. | 2107 | PITTOCK, Felicity | | U12F (Women) | TEMP_553996... | | 17:58 | -3 laps |
| DNF | 2044 | MATTHEWS, Jacob | Herne Hill Youth CC | U12M (Men) | 1603687 | | | |
| DNF | 2054 | DI PRINCIPE, Milo | Sutton Cycling Club | U12M (Men) | 1769384 | | | |