| 50 m Backstroke | ||||||||||||
| Age | Boys | Girls | ||||||||||
| 9 | J Hurley | LV | 40.49 | Spalding | 02/05/2009 | A Burr | LV | 39.02 | Notting'm | 29/06/2008 | ||
| 10 | K Mason | Lv | 37.18 | Lincoln | 09/05/2009 | O Kelsey | LV | 35.45 | Grantham | 01/03/2008 | ||
| 11 | O Bitowt | LV | 34.14 | Grantham | 17/03/2007 | C McRae | LV | 33.27 | Grantham | 17/03/2007 | ||
| 12 | O Bitowt | LV | 31.05 | Grantham | 01/03/2008 | C Hannam | SL | 33.93 | Grantham | 14/03/2009 | ||
| 13 | O Bitowt | LV | 29.57 | Grantham | 14/03/2009 | H Burton | LV | 34.80 | Lincoln | 17/11/2007 | ||
| 14 | B Pogson | Bos | 29.05 | Grantham | 17/03/2007 | H Williams | LV | 31.95 | Grantham | 01/03/2008 | ||
| 15 | B Pogson | Bos | 27.85 | Grantham | 01/03/2008 | H Williams | LV | 30.60 | Leeds | 08/08/2009 | ||
| 16 | B Pogson | Bos | 27.87 | Coventry | 04/05/2008 | H Neilson | CLP | 33.03 | Grantham | 17/03/2007 | ||
| 17 | B Pogson | Bos | 27.82 | Boston | 05/07/2009 | E Simmonds | LV | 27.55 | Manchester | 12/04/2008 | ||
| 18 | K Armstrong | Lo | 31.48 | Grantham | 17/03/2007 | |||||||
| 19+ | L Ruffle | CLP | 33.35 | Cranwell | 30/11/2008 | J Highfield | LV | 42.12 | Wellingboro' | 07/06/2009 | ||
| 100 m Backstroke | ||||||||||||
| Age | Boys | Girls | ||||||||||
| 9 | J Hurley | LV | 1.26.64 | Bradford | 26/07/2009 | A Burr | LV | 1.24.98 | Lincoln | 06/07/2008 | ||
| 10 | S Wainwright | CLP | 1.15.33 | Leicester | 27/06/1982 | E Simmonds | LV | 1.12.31 | Grantham | 17/11/2001 | ||
| 11 | O Bitowt | LV | 1.10.36 | Lincoln | 07/07/2007 | E Simmonds | LV | 1.08.77 | Lincoln | 09/11/2002 | ||
| 12 | O Bitowt | LV | 1.05.34 | Lincoln | 06/07/2008 | E Simmonds | LV | 1.03.57 | Sheffield | 19/10/2003 | ||
| 13 | O Bitowt | LV | 1.01.79 | Grantham | 21/03/2009 | E Simmonds | LV | 1.01.26 | Sheffield | 17/10/2004 | ||
| 14 | M Graves | LV | 1.01.40 | Lincoln | 24/01/1998 | E Simmonds | LV | 1.00.88 | Berlin | 23/01/2005 | ||
| 15 | B Pogson | Bos | 59.56 | Grantham | 08/03/2008 | E Simmonds | LV | 1.01.38 | Sheffield | 07/04/2006 | ||
| 16 | J Graves | LV | 58.99 | Grantham | 02/03/2002 | E Simmonds | LV | 58.14 | Sydney | 02/11/2007 | ||
| 17 | M Storr | LV | 58.31 | Manchester | 28/10/2006 | E Simmonds | LV | 58.10 | Manchester | 11/04/2008 | ||
| 18 | J Graves | LV | 58.11 | Grantham | 06/03/2004 | M Marshall | SL | 1.03.35 | Seattle | 31/03/2000 | ||
| 19+ | J Graves | LV | 57.15 | Manchester | 28/08/2004 | C Lancaster | SL | 1.03.84 | Sheffield | 03/08/2001 | ||
| 200 m Backstroke | ||||||||||||
| Age | Boys | Girls | ||||||||||
| 9 | K Mason | LV | 2.57.50 | Deepings | 19/10/2008 | A Burr | LV | 2.57.52 | Lincoln | 06/07/2008 | ||
| 10 | J Strathon | CLP | 2.49.60 | Mansfield | 18/11/2007 | O Kelsey | LV | 2.40.01 | Grantham | 15/03/2008 | ||
| 11 | O Bitowt | LV | 2.23.45 | Lincoln | 07/07/2007 | C McRae | LV | 2.29.81 | Grantham | 31/03/2007 | ||
| 12 | O Bitowt | LV | 2.16.51 | Lincoln | 06/07/2008 | G Conlon | LV | 2.32.40 | Grantham | 15/03/2005 | ||
| 13 | D Potts | LV | 2.11.78 | Sheffield | 31/07/2005 | E Simmonds | LV | 2.09.89 | Stockholm | 18/01/2005 | ||
| 14 | B Pogson | Bos | 2.14.74 | Enfield | 22/05/2006 | M Marshall | SL | 2.19.70 | Darlington | 30/11/1996 | ||
| 15 | A Mallett | LV | 2.09.00 | Sheffield | 15/10/2005 | E Simmonds | LV | 2.10.12 | Sheffield | 05/04/2006 | ||
| 16 | M Storr | LV | 2.06.72 | Middles'o | 14/05/2006 | E Simmonds | LV | 2.05.21 | Sydney | 02/11/2007 | ||
| 17 | C Oliver | SL | 2.06.72 | Grantham | 03/03/2001 | E Simmonds | LV | 2.02.60 | Manchester | 11/04/2008 | ||
| 18 | C Oliver | SL | 2.07.16 | Corby | 12/01/2002 | M Marshall | SL | 2.23.66 | Spalding | 18/05/2000 | ||
| 19+ | A Thurston | Dp | 2.11.50 | Deepings | 24/11/2001 | C Lancaster | SL | 2.23.59 | Coventry | 24/06/2000 | ||