(1) | 23.70/+1.4 | CBP | Helen Pryer | (Windsor, Slough, Eton & Hounslow AC) | 1 FINAL | Kingsmeadow Stadium | 11 May 2008 |
(2) | 23.9y | =CBP | Jenny Smart | (Spartan Ladies AC) | 1 FINAL | Croydon Arena | 20 May 1961 |
| 23.9/-0.7 | CBP | Elona Reinalda | (Essex Ladies AC) | 1 FINAL | Croydon Arena | 11 May 1996 |
| 23.90/+1.4 | CBP= | Sabrina Scott | (Woodford Green with Essex Ladies) | 1 FINAL | Kingsmeadow Stadium | 12 May 2002 |
(5) | 24.0/+2.3 | CBP | Janet Smith | (Mitcham & Sutton AC) | 1 FINAL | Tooting Bec | 17 May 1987 |
| 24.0/+3.3 | CBP= | Donna Fraser | (Croydon Harriers) | 1 FINAL | Croydon Arena | 20 May 1990 |
| 24.0/+2.2 | CBP | Donna Fraser | (Croydon Harriers) | 1 FINAL | Croydon Arena | 14 May 1995 |
| 24.00 | | Helen Pryer | (Windsor, Slough, Eton & Hounslow AC) | 1 FINAL | Kingsmeadow Stadium | 13 May 2007 |
(9) | 24.1 | CBP= | Eleanor Thomas | (Selsonia Ladies AC) | 1 FINAL | Motspur Park | 13 May 1978 |
| 24.1 | CBP= | Eleanor Thomas | (Selsonia Ladies AC) | 1 FINAL | Motspur Park | 12 May 1979 |
| 24.1/+0.5 | | Sabrina Scott | (Herne Hill Harriers) | 1 FINAL | Kingsmeadow Stadium | 13 May 2001 |
(12) | 24.16/+1.4 | | Dominique Blaize | (Kingston AC & Polytechnic Harriers) | 2 FINAL | Kingsmeadow Stadium | 11 May 2008 |
(13) | 24.18/+2.7 | | Sabrina Scott | (Woodford Green with Essex Ladies) | 1 HEAT 1 | Kingsmeadow Stadium | 12 May 2002 |
(14) | 24.2y | CBP | Marianne Dew | (Selsonia Ladies AC) | 1 FINAL | Wimbledon Park | 19 May 1962 |
| 24.2/+4.8 | | Eleanor Thomas | (Hounslow AC) | 1 FINAL | Motspur Park | 16 May 1981 |
| 24.2/+2.3 | | Lynne Draper | (Croydon Harriers) | 2 FINAL | Tooting Bec | 17 May 1987 |
| 24.2 | | Alison Davies | (Woking AC) | 1 FINAL | Croydon Arena | 14 May 1994 |
| 24.20/0.0 | | Helen Pryer | (Bracknell AC) | 1 FINAL | Kingsmeadow Stadium | 16 May 2004 |
(19) | 24.24/-2.0 | | Helen Pryer | (Windsor, Slough, Eton & Hounslow AC) | 1 FINAL | Kingsmeadow Stadium | 15 May 2011 |
(20) | 24.26/+1.4 | | Helen Pryer | (Windsor, Slough, Eton & Hounslow AC) | 1 HEAT 1 | Kingsmeadow Stadium | 10 May 2009 |
(21) | 24.3/-0.7 | | Bev Kinch | (Hounslow AC) | 2 FINAL | Croydon Arena | 11 May 1996 |
| 24.3/+4.4 | | Susan Williams | (Walton AC) | 1 FINAL | Kingsmeadow Stadium | 10 May 1998 |
(23) | 24.36/+1.4 | | Jade Johnson | (Herne Hill Harriers) | 3 FINAL | Kingsmeadow Stadium | 11 May 2008 |
(24) | 24.4y | CBP | Jenny Smart | (Spartan Ladies AC) | 1 FINAL | Croydon Arena | 21 May 1960 |
| 24.4/+1.2 | CBP | Jenny Pawsey | (Mitcham AC) | 1 FINAL | Motspur Park | 15 May 1976 |
| 24.4 | | Eleanor Thomas | (Selsonia Ladies AC) | 1 HEAT 1 | Motspur Park | 11 May 1978 |
| 24.4/-0.7 | | Alison Davies | (Woking AC) | 3 FINAL | Croydon Arena | 11 May 1996 |
| 24.40/+1.0 | | Jennifer Eduwu | (Blackheath & Bromley Harriers AC) | 1 FINAL | Kingsmeadow Stadium | 12 May 2024 |
(29) | 24.47/-0.6 | | Jo White | (St Mary's Richmond AC) | 1 FINAL | Kingsmeadow Stadium | 13 May 2012 |
(30) | 24.5y | | Jenny Pawsey | (Mitcham AC) | 1 FINAL | Wimbledon Park | 13 May 1967 |
| 24.5 | | Jenny Pawsey | (Mitcham AC) | 1 FINAL | Wimbledon Park | 31 May 1969 |
| 24.5 | | Janet Stroud | (Feltham AC) | 1 FINAL | Wimbledon Park | 16 May 1970 |
| 24.5 | | Andrea Lynch | (Mitcham AC) | 1 FINAL | Motspur Park | 19 May 1973 |
| 24.5/+3.6 | | Lynne Draper | (Croydon Harriers) | 1 FINAL | Motspur Park | 17 May 1986 |
| 24.5/-0.5 | | Donna Burkmar | (Aldershot, Farnham & District AC) | 1 FINAL | Tooting Bec | 15 May 1988 |
| 24.5/+3.3 | | Val Theobalds | (Croydon Harriers) | 2 FINAL | Croydon Arena | 20 May 1990 |
| 24.5/+2.2 | | Susan Williams | (Walton AC) | 1 FINAL | Kingsmeadow Stadium | 9 May 1999 |
| 24.5 | | Sabrina Scott | (Woodford Green with Essex Ladies) | 1 FINAL | Kingsmeadow Stadium | 11 May 2003 |
(39) | 24.54 | | Sabrina Scott | (Woodford Green with Essex Ladies) | 2 FINAL | Kingsmeadow Stadium | 13 May 2007 |
(40) | 24.6 | | Julie Sheppard | (Croydon Harriers) | 2 FINAL | Wimbledon Park | 31 May 1969 |
| 24.6 | | Eleanor Thomas | (Hounslow AC) | 1 HEAT 1 | Motspur Park | 12 May 1981 |
| 24.6/+0.2 | | Donna Burkmar | (Aldershot, Farnham & District AC) | 1 FINAL | Tooting Bec | 21 May 1989 |
| 24.6/-3.2 | | Emma Whitter | (Herne Hill Harriers) | 1 FINAL | Croydon Arena | 14 May 2000 |
| 24.6/+0.5 | | Susan Williams | (Walton AC) | 2 FINAL | Kingsmeadow Stadium | 13 May 2001 |
(45) | 24.63/0.0 | | Sabrina Scott | (Woodford Green with Essex Ladies) | 2 FINAL | Kingsmeadow Stadium | 16 May 2004 |
(46) | 24.64/-0.6 | | Jessie Knight | (Windsor, Slough, Eton & Hounslow AC) | 1 FINAL | Kingsmeadow Stadium | 14 May 2017 |
(47) | 24.65 | | Susan Bovill | (Sutton & District AC) | 3 FINAL | Kingsmeadow Stadium | 13 May 2007 |
(48) | 24.7 | | Madeleine Cobb | (Selsonia Ladies AC) | 1 FINAL | Wimbledon Park | 22 May 1971 |
| 24.7 | | Judy Vernon | (Mitcham AC) | 2 FINAL | Motspur Park | 19 May 1973 |
| 24.7/+0.3 | | Sharron Burke | (Croydon Harriers) | 1 FINAL | Motspur Park | 18 May 1985 |
| 24.7 | | Janet Smith | (Mitcham & Sutton AC) | 1 HEAT 1 | Motspur Park | 12 May 1986 |
| 24.7 | | Annabel Soper | (Croydon Harriers) | 2 FINAL | Croydon Arena | 14 May 1994 |
| 24.7/+1.6 | | Susan Williams | (Walton AC) | 1 FINAL | Wimbledon Park | 10 May 1997 |
| 24.7/+4.4 | | Michelle Pierre | (Croydon Harriers) | 2 FINAL | Kingsmeadow Stadium | 10 May 1998 |
|
54 performances of 24.70 or better. |