| Event | Time | Swimmer | Team | Year |
| 8 & Under Girls | ||||
| Freestyle | 16.87 | Maggie Robertson | GLE | 2012 |
| Breaststroke | 22.20 | Julie Biteen | WPK | 1987 |
| Backstroke | 20.08 | Kristen Campbell | SUN | 1999 |
| Butterfly | 18.47 | Elsa Yazedjian | TMR | 2015 |
| Freestyle Relay | 1:17.82 | Valleycrest | VYC | 1990 |
| 8 & Under Boys | ||||
| Freestyle | 16.04 | Kris Grant | ELM | 2018 |
| Breaststroke | 21.00 | Jan Kasprzycky | FVP | 1998 |
| Backstroke | 20.25 | Glen Omielan | WAL | 2013 |
| Butterfly | 18.05 | Ryan Dumont | WES | 2004 |
| Freestyle Relay | 1:18.60 | Westminster | WES | 1986 |
| 9 & 10 Girls | ||||
| Freestyle | 31.97 | Ye Hyon Jeon | TMR | 2018 |
| Breaststroke | 41.53 | Melanie Herscovitch | FVW | 1993 |
| Backstroke | 37.25 | Maggie Robertson | GLE | 2014 |
| Butterfly | 15.90 | Becky Martinez | ELM | 2009 |
| Freestyle Relay | 2:23.22 | TMR | TMR | 2018 |
| 9 & 10 Boys | ||||
| Freestyle | 31.06 | Ryan Dumont | WES | 2006 |
| Breastroke | 41.00 | Erik Zeman | VER | 2004 |
| Backstroke | 37.72 | Glen Omielan | WAL | 2015 |
| Butterfly | 15.82 | Glen Omielan | WAL | 2015 |
| Freestyle Relay | 2:17.15 | TMR | TMR | 2016 |
| 11 & 12 Girls | ||||
| Freestyle | 28.96 | Holly McComb | WES | 1988 |
| Breaststroke | 36.75 | Olivia Lam | TMR | 2016 |
| Backstroke | 33.74 | Tori Meklensek | FVW | 2014 |
| Butterfly | 32.18 | Mandy Vistal | CSL | 2018 |
| Medley Relay | 2:23.75 | TMR | TMR | 2018 |
| Freestyle Relay | 2:04.91 | Elmpark | ELM | 2010 |
| 11 & 12 Boys | ||||
| Freestyle | 28.29 | Serge Riendeau | THO | 1994 |
| Breaststroke | 35.06 | Kevin Bertrand | ELM | 2011 |
| Backstroke | 33.57 | Alexandre Yazedjian | TMR | 2018 |
| Butterfly | 29.97 | Kevin Bertrand | ELM | 2011 |
| Medley Relay | 2:23.30 | Fairview | FVW | 2009 |
| Freestyle Relay | 1:57.83 | TMR | TMR | 2018 |
| 13 & 14 Girls | ||||
| Freestyle | 27.82 | Lexi Meklensek | FVW | 2011 |
| Breaststroke | 35.72 | Becky Gillis | ELM | 2010 |
| Backstroke | 31.28 | Becky Gillis | ELM | 2010 |
| Butterfly | 29.60 | Angeline Nguyen | CSL | 2011 |
| Medley Relay | 2:09.63 | Elm Park | ELM | 2004 |
| Freestyle Relay | 2:00.91 | Walters | WAL | 2000 |
| 13 & 14 Boys | ||||
| Freestyle | 25.75 | Charles Feng | ELM | 2011 |
| Breaststroke | 32.91 | Kevin Bertrand | ELM | 2013 |
| Backstroke | 29.78 | Charles Feng | ELM | 2011 |
| Butterfly | 28.21 | Matthew Grillo | ELM | 2007 |
| Medley Relay | 2:04.41 | Fairview | FVW | 2013 |
| Freestyle Relay | 1:52.53 | Fairview
Fairview |
FVW FVW |
2011 2014 |
| Open Women | ||||
| Freestyle | 27.13 | Tori Meklensek | FVW | 2018 |
| Breaststroke | 32.12 | Ashley McGregor | SBK | 2011 |
| Backstroke | 31.00 | Angeline Nguyen | CSL | 2013 |
| Butterfly | 28.91 | Ashley McGregor | SBK | 2011 |
| Medley Relay | 2:06.16 | Cote St Luc | CSL | 2013 |
| Freestyle Relay | 1:55.59 | Elm Park | ELM | 2014 |
| Open Men | ||||
| Freestyle | 23.86 | Karim Zayed | THO | 2009 |
| Breaststroke | 29.87 | Jason Galet | GLE | 2014 |
| Backstroke | 27.41 | Matt Grillo | GLE | 2012 |
| Butterfly | 24.80 | Kade Wist | FVW | 2018 |
| Medley Relay | 1:51.94 | Sunnybrooke | SBK | 2012 |
| Freestyle Relay | 1:40.09 | Elm Park | ELM | 2022 |
| Boys Para Swimming | ||||
| 25M Breastroke | 32.14 | Nate Lavallé | THO | 2023 |
| 50M Freestyle | 1:01.59 | Nate Lavallé | THO | 2023 |