Results as below :
| Short Course | |||||
| Distance | Stroke | Competitors | Time | Event | |
| U14 |
50m | Butterfly | Yap S | 30.25 | Harrow (2016) |
| 50m | Backstroke | Skelton N | 29.8 | Harrow (2016) | |
| 50m | Breaststroke | Yap S | 33.61 | Abingdon Sprints (2017) | |
| 50m | Freestyle | Au A | 27.72 | House Swimming (2010) | |
| 100m | Butterfly | McNamara D | 1:06.33 | Warwick 100 (2017) | |
| 100m | Backstroke | Roche J | 1:09.00 | Warwick 100 (2017) | |
| 100m | Breaststroke | Yap S | 1:14.17 | Warwick 100 (2017) | |
| 100m | Freestyle | King R | 1:04.41 | Oratory (2018) | |
| 100m | Individual Medley | McNamara D | 1:06.8 | Harrow (2016) | |
| 200m | Individual Medley | Skelton N | 2:21.07 | Warwick 100 (2017) | |
| 4 x 50m | Team Medley | McNamara D,Skelton N, Yap S, Frauenfeld L | 2:01.40 | Warwick 100 (2017) | |
| 4 x 50m | Team Freestyle | Yap S, McNamara D, Roche J, Skelton N | 1:50.53 | Warwick 100 (2017) | |
| U16 | 50m | Butterfly | Yap S | 28.43 | Abingdon Sprints (2018) |
| 50m | Backstroke | Finnegan D | 30.15 | Stowe Relays (2009) | |
| 50m | Breaststroke | Cheevadhanarak C | 33.77 | Abingdon Sprints (2016) | |
| 50m | Freestyle | Chester S | 26.84 | Abingdon Sprints (2016) | |
| 100m | Butterfly | Law Ja | 1:10.4 | Warwick 100 (2012) | |
| 100m | Backstroke | Miles K | 1:07.58 | Warwick 100 (2016) | |
| 100m | Breaststroke | Esnouf M | 1:08.9 | ESSA Regionals (2012) | |
| 100m | Freestyle | Au A | 0:58.3 | Warwick 100 (2012) | |
| 100m | Individual Medley | Skelton N | 1:01.20 | Abingdon Sprints (2018) | |
| 200m | Individual Medley | Esnouf M | 2:18.95 | Warwick 100 (2012) | |
| 200m | Freestyle | Giles T | 2:12.43 | ESSA Regionals (2012) | |
| 400m | Freestyle | Giles T | 4:26.45 | ESSA Regionals (2012) | |
| 4 x 50m | Team Medley | Esnouf, Teh, Whitehead, Au | 1:59.61 | ESSA National Finals (2011) | |
| 4 x 50m | Team Freestyle | McNamara, Skelton, Yap, Roche | 1:45.98 | Abingdon Sprints (2018) | |
| U18 | 50m | Butterfly | Esnouf M | 27.94 | Abingdon Sprints (2014) |
| 50m | Backstroke | Eccleston M | 29.22 | Abingdon Sprints (2016) | |
| 50m | Breaststroke | Teh L | 32.89 | Abingdon Sprints (2014) | |
| 50m | Freestyle | Eccleston M | 25.29 | Abingdon Sprints (2015) | |
| 100m | Butterfly | Bradshaw J | 1:08.14 | Warwick 100 (2016) | |
| 100m | Backstroke | Teh L | 1:08.69 | Warwick 100 (2014) | |
| 100m | Breaststroke | Cheevadhanorak C | 1:17.18 | Oratory (2018) | |
| 100m | Freestyle | Giles T | 57.66 | Warwick 100 (2014) | |
| 100m | Individual Medley | Esnouf M | 1:02.38 | Abingdon Sprints (2014) | |
| 200m | Individual Medley | Giles G | 2:13.65 | Warwick 100 (2012) | |
| 200m | Freestyle | Giles G | 1:56.00 | ESSA Regionals (2012) | |
| 400m | Freestyle | Giles G | 4:05.79 | ESSA Regionals (2012) | |
| 4 x 50m | Team Medley | Giles G, Esnouf, Whitehead, Au | 1:54.79 | Bromsgrove Relays (2012) | |
| 4 x 50m | Team Freestyle | Esnouf, Au, Whitehead, Giles G | 1:43.89 | Bromsgrove Relays (2012) | |
| Long course | |||||
| Distance | Stroke | Competitors | Time | Event | |
| U14 | 4 x 50m | Team Medley | Roche, Fraenfeld, McNamara, Cunningham | 2:21.35 | ESSA Finals (2015) |
| 4 x 50m | Team Freestyle | Roche, Fraenfeld, McNamara, Cunningham | 2:07.75 | ESSA Finals (2015) | |
| U16 | 4 x 50m | Team Medley | Skelton, Yap, McNamara, Roche | 2:02.52 | ESSA Finals (2016) |
| 4 x 50m | Team Freestyle | Skelton, King, McNamara, Roche | 1:49.58 | ESSA Finals (2017) | |
| U18 | 4 x 50m | Team Medley | Esnouf, Teh, Law Jo, Eccleston | 1:56.03 | Otter Medley (2014) |
| 4 x 50m | Team Freestyle | Eccleston, Bradshaw, Monaco, English | 1:44.15 | ESSA Finals (2015) | |
| 4 x 100m | Team Freestyle | Eccleston, Esnouf, Giles T, Teh | 3:48.66 | Bath Cup (2014) | |
