| Place | Swimmer | Age | Club | Time | Std | Power pts |
|---|---|---|---|---|---|---|
| 1 | Abigail Swanson | 10 | STLSAC | 47.81 | — | 289 |
| 2 | Cheyenne Warren | 10 | STLSAC | 51.06 | — | 237 |
| 3 | Liliana Sierra-Notarianni | 8 | STLSAC | 53.94 | — | — |
| 4 | Madison Self | 9 | STLSAC | 56.75 | — | 224 |
| 5 | Katherine Gilbert | 9 | STLSAC | 57.87 | — | 211 |
| 6 | Violet Shilling | 10 | STFISH | 58.57 | — | 157 |
| 7 | Tyler Groff | 10 | STLSAC | 58.59 | — | 161 |
| 8 | Justin Floresmonroy | 9 | STLSAC | 1:02.10 | — | 170 |
| 9 | Ryan Stacer | 8 | STLSAC | 1:06.26 | — | — |
| 10 | Evangeline Li | 8 | STFISH | 1:08.03 | — | — |
| 11 | Grayson Bauersachs | 10 | STLSAC | 1:09.87 | — | 95 |
| 12 | Nate Thomas | 8 | STLSAC | 1:11.62 | — | — |
| 13 | Sloane Cichanowski | 8 | STLSAC | 1:15.70 | — | — |
| 14 | Lincoln Bauersachs | 7 | STLSAC | 1:24.98 | — | — |