Records
8 Advance: Top 3 Each Heat plus Next 2 Best Times
| Place | Name | Age | Team | Prelims | H. |
|---|---|---|---|---|---|
| 1 | 6510 Brody Scott-Faul | Manly Warringah | 12.92Q | 2 | |
| 2 | 6735 Hudson McGregor | Manly Warringah | 13.15Q | 1 | |
| 3 | 118 Hamish Skeates | Ku-Ring-Gai | 13.71Q | 1 | |
| 4 | 21633 Max Pullin | Northern Districts | 14.56Q | 2 | |
| 5 | 6785 Solomon Romyn | Manly Warringah | 14.49Q | 1 | |
| 6 | 15374 Tadhg Crowley | Hornsby | 14.77Q | 2 | |
| 7 | 6525 Marco Tavoletti | Manly Warringah | 14.99q | 2 | |
| 8 | 15353 Jason Tsang | Hornsby | 15.34q | 1 | |
| 9 | 162 Julian Conway | Ku-Ring-Gai | 15.66 | 1 | |
| 10 | 867 Luke Amadeus Flore | Ku-Ring-Gai | 15.87 | 1 | |
| 11 | 6471 Edward Gillett | Manly Warringah | 15.90 | 1 | |
| 12 | 901 Oliver Holt | Ku-Ring-Gai | 16.37 | 2 | |
| 13 | 15077 Bill Young | Mosman | 16.46 | 2 | |
| 14 | 48820 Benjamin Marker | Mosman | 16.68 | 1 | |
| 15 | 123 Leo Cass | Ku-Ring-Gai | 18.18 | 2 | |
| -- | 21863 Mason McIntyre | Northern Districts | DNS | 2 |