| Place | Bib | Lane | Name | Affiliation | Time |
| 1 | IG | 7 | Holy Angels | Holy Angels | 49.27 |
| 2 | IF | 6 | OL Fatima | OL Fatima | 49.89 |
| 3 | IE | 5 | St Edmond | St Edmond | 49.91 |
| 4 | II | 9 | St Elizabeth | St Elizabeth | 50.08 |
| 5 | IH | 8 | CorpusChrist | CorpusChrist | 50.71 |
| 6 | IC | 3 | St Matthew | St Matthew | 53.54 |
| 7 | ID | 4 | StJohnBelov | StJohnBelov | 53.73 |
| 8 | IB | 2 | MaryMagdalen | MaryMagdalen | 53.81 |
| 9 | IA | 1 | ImmaculHeart | ImmaculHeart | 54.80 |