| | Marcus Geiger | St. Michael's College School- (Toronto) | 52.00 | 52.62 | 10 | |
| | Jean-Luc Foudy | Neil McNeil - Toronto (Toronto) | 52.00 | 52.78 | 8 | |
| | Matthew Richards | Birchmount Park - Scarborough (Scarborough) | 52.25 | 54.46 | 6 | |
| | Nathanael Taffese | Birchmount Park - Scarborough (Scarborough) | 53.50 | 55.82 | 5 | |
| | Riley Doig | St. Michael's College School- (Toronto) | 54.00 | 56.37 | 4 | |
| | Joseph Falzata | St. Marcellinus - Mississauga (Mississauga) | 55.00 | 56.77 | 3 | |
| | Liam Mendoza | Neil McNeil - Toronto (Toronto) | 56.00 | 57.42 | 2 | |
| | Ryan Belo | Chaminade College - Toronto (Toronto) | NT | 57.85 | 1 | |
| | Aaron Mendoza | Neil McNeil - Toronto (Toronto) | 57.00 | 58.19 | | |
| | Brandon Cidade | Chaminade College - Toronto (Toronto) | 56.56 | 58.37 | | |
| | Daniel Smart-Reed | Father John Redmond - Toronto (Etobicoke) | NT | 58.85 | | |
| | Michael Zachepylenko | Michael Power/St.Joseph-Etobic (Etobicoke) | 54.20 | 58.89 | | |
| | Inno Panem | Chaminade College - Toronto (Toronto) | NT | 59.01 | | |
| | Abdulmalik Abed | Stephen Lewis - Mississauga (Mississauga) | 58.00 | 59.29 | | |
| | Liam McKelvey | Neil McNeil - Toronto (Toronto) | 57.00 | 59.79 | | |
| | Jevonte Fortella | Chaminade College - Toronto (Toronto) | NT | 60.15 | | |
| | Alvin Poon | Upper Canada College - Toronto (Toronto) | NT | 60.65 | | |
| | Jacob Andress | Neil McNeil - Toronto (Toronto) | 56.88 | 60.83 | | |
| | Eman Ranne | Wexford CSA- Scarborough (Scarborough) | 57.00 | 60.84 | | |
| | Reid Kidner | Eastview - Barrie (Barrie) | NT | 1:01.06 | | |
| | Michael Niehaus | Neil McNeil - Toronto (Toronto) | 58.00 | 1:01.41 | | |
| | Sameer Khan | St. Francis Xavier-Mississauga (Mississauga) | NT | 1:01.65 | | |
| | Mohammed Shazad | St. Francis Xavier-Mississauga (Mississauga) | NT | 1:02.17 | | |
| | Owen Porter | Neil McNeil - Toronto (Toronto) | 57.00 | 1:02.25 | | |
| | Vincent Robbenhaar | Eastview - Barrie (Barrie) | NT | 1:02.27 | | |
| | Daniel Clark | St. Marcellinus - Mississauga (Mississauga) | NT | 1:02.69 | | |
| | Matthew Tontodonati | Upper Canada College - Toronto (Toronto) | NT | 1:02.70 | | |
| | Nicholas Neto | Bishop Allen Academy-Etobicoke (Etobicoke) | NT | 1:02.86 | | |
| | Luigi Quattrociocchi | St. Marcellinus - Mississauga (Mississauga) | NT | 1:03.28 | | |
| | Zoubair Hamid | Stephen Lewis - Mississauga (Mississauga) | 60.00 | 1:03.75 | | |
| | Ryan Khosrovaneh | Eastview - Barrie (Barrie) | NT | 1:04.21 | | |
| | Zachary Clarke | Neil McNeil - Toronto (Toronto) | 1:01.00 | 1:04.30 | | |
| | Cian McLeod | Neil McNeil - Toronto (Toronto) | 59.00 | 1:04.71 | | |
| | Phillip Kong | Upper Canada College - Toronto (Toronto) | NT | 1:04.75 | | |
| | Amaan Shaikh | St. Marcellinus - Mississauga (Mississauga) | NT | 1:06.07 | | |
| | Alexander Kapty | Eastview - Barrie (Barrie) | NT | 1:06.18 | | |
| | Michael Mihzak | Michael Power/St.Joseph-Etobic (Etobicoke) | 57.10 | 1:06.25 | | |
| | Michael Vandyke | Father John Redmond - Toronto (Etobicoke) | NT | 1:06.50 | | |
| | Nico Robson | Neil McNeil - Toronto (Toronto) | NT | 1:06.91 | | |
| | Francisco Ferreira | Chaminade College - Toronto (Toronto) | NT | 1:07.42 | | |
| | Joshua Kim | Bishop Allen Academy-Etobicoke (Etobicoke) | NT | 1:08.01 | | |
| | Steven Zhang | Stephen Lewis - Mississauga (Mississauga) | NT | 1:08.51 | | |
| | Thomas Feness | Bishop Allen Academy-Etobicoke (Etobicoke) | NT | 1:08.57 | | |
| | Simon Brock | Neil McNeil - Toronto (Toronto) | 1:02.00 | 1:09.01 | | |
| | Conrad Pietrzak | Michael Power/St.Joseph-Etobic (Etobicoke) | NT | 1:09.10 | | |
| | Stephan Bulatao | Chaminade College - Toronto (Toronto) | NT | 1:09.74 | | |
| | Abdullah Virk | St. Marcellinus - Mississauga (Mississauga) | NT | 1:09.89 | | |
| | Earl Parinas | Neil McNeil - Toronto (Toronto) | NT | 1:09.94 | | |
| | Nigel Puri | St. Marcellinus - Mississauga (Mississauga) | 1:02.00 | 1:10.62 | | |
| | Vethushan Rakunath | Michael Power/St.Joseph-Etobic (Etobicoke) | 56.10 | 1:13.83 | | |
| | Shaurya Ganguly | St. Marcellinus - Mississauga (Mississauga) | NT | 1:24.98 | | |
| | Connor Lackie | Eastview - Barrie (Barrie) | NT | NT | | |
