| Youths 100 Metres HEAT 1 (Motspur Park, 17 May) | 1 | | Andrew Martin | (Croydon Harriers) | 12.1 | | | | | 2 | | S Marchese | (Surrey AC) | 12.3 | | | | | 3 | | P Stoneman | (Surrey Beagles AC) | 12.4 | | | | | 4 | | M Thornhill | (Hercules Wimbledon AC / Garth School) | 13.1 | | | | | 5 | | S Tutt | (Walton AC) | 13.3 | | | | | 6 | | R Rajasingham | (Surrey AC) | 13.5 | | | | | 7 | | M Abbott | (Redhill & Reigate AC) | 13.6 | | | | |
| | | Youths 100 Metres HEAT 2 (Motspur Park, 17 May) | 1 | | Arnold Hunte | (Herne Hill Harriers) | 12.0 | | | | | 2 | | M Sullivan | (Woking AC) | 12.0 | | | | | 3 | | Jimmy Lewis | (Collingwood AC) | 12.9 | | | | | 4 | | M Fletcher | (Haslemere Border AC) | 12.9 | | | | | 5 | | I Khan | (Herne Hill Harriers) | 13.0 | | | | | 6 | | I Fowler | (Hercules Wimbledon AC) | 13.0 | | | | | 7 | | P Coughtrey | (Reigate Priory AC) | 13.3 | | | | |
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| Youths 100 Metres HEAT 3 (Motspur Park, 17 May) | 1 | | Patrick Lyttle | (Belgrave Harriers) | 11.9 | | | | | 2 | | Junior Huie | (South London Harriers) | 12.3 | | | | | 3 | | J Malcolm | (Hercules Wimbledon AC) | 12.4 | | | | | 4 | | R Shinn | (Kings College School, Wimbledon) | 12.6 | | | | | 5 | | A McCleod | (Beverley School, New Malden) | 12.8 | | | | | 6 | | T Anderson | (Kings College School, Wimbledon) | 13.2 | | | | | 7 | | A Peart | (Sutton & Cheam Harriers) | 13.3 | | | | |
| | | Youths 100 Metres FINAL (Motspur Park, 17 May) | 1 | | Arnold Hunte | (Herne Hill Harriers) | 11.6 | | | | | 2 | | Andrew Martin | (Croydon Harriers) | 11.6 | | | | | 3 | | M Sullivan | (Woking AC) | 11.8 | | | | | 4 | | Patrick Lyttle | (Belgrave Harriers) | 11.8 | | | | | 5 | | Junior Huie | (South London Harriers) | 12.1 | | | | | 6 | | S Marchese | (Surrey AC) | 12.5 | | | | |
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