Records
8 Advance: Top 2 Each Heat plus Next 2 Best Times
| Place | Name | Age | Team | Prelims | H. |
|---|---|---|---|---|---|
| 1 | 6735 Hudson McGregor | Manly Warringah | 13.69Q | 3 | |
| 2 | 6510 Brody Scott-Faul | Manly Warringah | 13.81Q | 2 | |
| 3 | 15374 Tadhg Crowley | Hornsby | 14.15Q | 1 | |
| 4 | 6955 Hugo Rudomino | Manly Warringah | 14.47Q | 2 | |
| 5 | 6583 Henry Thomas | Manly Warringah | 14.52Q | 3 | |
| 6 | 15353 Jason Tsang | Hornsby | 14.59Q | 1 | |
| 7 | 14984 Kingston Davis | Mosman | 14.66q | 1 | |
| 8 | 101 Xander Conner | Ku-Ring-Gai | 14.85q | 2 | |
| 9 | 162 Julian Conway | Ku-Ring-Gai | 15.03 | 1 | |
| 10 | 21863 Mason McIntyre | Northern Districts | 15.06 | 2 | |
| 11 | 15061 Luke Yates | Mosman | 15.21 | 1 | |
| 12 | 21633 Max Pullin | Northern Districts | 15.22 | 3 | |
| 13 | 15077 Bill Young | Mosman | 15.31 | 2 | |
| 14 | 14772 Zac Sherlock | Mosman | 15.39 | 3 | |
| 15 | 21685 William Hart | Northern Districts | 16.06 | 3 | |
| 16 | 21649 Reve Creek | Northern Districts | 19.63 | 2 | |
| -- | 218 Kye Lim | Ku-Ring-Gai | DNS | 3 | |
| -- | 613 Sullivan Schuback | Ku-Ring-Gai | DNS | 1 | |
| -- | 6466 Finn Sorbara | Manly Warringah | DNS | 3 | |
| -- | 898 Vass Kalimeris | Ku-Ring-Gai | DNS | 2 |