Records
8 Advance: Top 3 Each Heat plus Next 2 Best Times
| Place | Name | Age | Centre | Prelims |
|---|---|---|---|---|
| 1 | Cooper Wilson | Tamworth | R 22.27Q | |
| 2 | Tuqiri Mason | Port Macquarie | 22.76Q | |
| 3 | William Tait | Grafton | 23.84Q | |
| 4 | Isaac Luke | Camden Haven | 24.80q | |
| 5 | Nate Barrett | Grafton | 25.32q | |
| 6 | Lorenzo Mudaliar | Inverell | 25.63q | |
| 7 | Patrick Belt | Tamworth | 25.85q | |
| 8 | Hayden Kelvin | Ballina | 26.21q |