| (1) | 2:17.54 | Tia Garrard | (Kingston AC & Polytechnic Harriers) | Chelmsford | 14.08.2022 |
| (2) | 2:17.63 | Katie Sakaria | (Guildford & Godalming AC) | Kingston | 13.05.2018 |
| (3) | 2:19.64 | Georgia Peel | (Woking AC) | Kingston | 30.07.2006 |
| (4) | 2:20.01 | Lulu King | (Herne Hill Harriers) | Kingston | 24.05.2015 |
| (5) | 2:20.3 | Amanda O'Shea | (Hercules Wimbledon AC) | Kingston | 17.05.1992 |
| (6) | 2:20.4 | Michelle Cobden | (Dick Sheppard School, Tulse Hill) | Crystal Palace | 9.07.1971 |
| (7) | 2:20.8 | Kelly Turner | (Epsom & Ewell Harriers) | Brighton | 18.07.1987 |
| (8) | 2:21.79 | Rebecca Dingemans | (Guildford & Godalming AC) | Kingston | 10.05.2009 |
| (9) | 2:21.86 | Naomi Walmsley | (Aldershot, Farnham & District AC) | Aldershot | 27.07.2023 |
| (10) | 2:21.99 | Clare Bleasdale | (Guildford & Godalming AC) | Barnet Copthall | 2.07.1983 |
10 athletes with performances of 2:21.99 or better. |
