| Under-13 Boys 100 Metres HEAT 1 (Kingsmeadow Stadium, 24 May) | 1 | | Jaleel Roper | (Hercules Wimbledon AC) | 12.54 | -0.8 | | Q | | 2 | | Raid Boukari | (Croydon Harriers) | 13.60 | -0.8 | | Q | | 3 | | Emmanuel Gray | (Herne Hill Harriers) | 13.66 | -0.8 | | Q | | 4 | | Mats Lindstrom | (Guildford & Godalming AC) | 13.83 | -0.8 | | q | | 5 | | Matthew Amanor-Boadu | (Sutton & District AC) | 14.24 | -0.8 | | | | 6 | | Jack Bingham | (Guildford & Godalming AC) | 14.75 | -0.8 | | | | 7 | | Ben King | (Camberley & District AC) | 14.77 | -0.8 | | | | 8 | | Matthew Hubbard | (Camberley & District AC) | 14.89 | -0.8 | | | |
| | | Under-13 Boys 100 Metres HEAT 2 (Kingsmeadow Stadium, 24 May) | 1 | | Miles Ayoola | (Hercules Wimbledon AC) | 13.11 | -0.3 | | Q | | 2 | | Ange Gbeyo | (Croydon Harriers) | 13.17 | -0.3 | | Q | | 3 | | Tyvon Inniss | (Croydon Harriers) | 13.27 | -0.3 | | Q | | 4 | | Thomas White | (Kingston AC & Polytechnic Harriers) | 13.92 | -0.3 | | q | | 5 | | Nathanael Pongolati | (Hercules Wimbledon AC) | 14.28 | -0.3 | | | | 6 | | Sam Rowe | (Walton AC) | 14.45 | -0.3 | | | | 7 | | Aaron Hutt | (Camberley & District AC) | 14.89 | -0.3 | | | |
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