| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Germano, Norah L (12)
|
MRPBAC |
1:20.16 |
1:10.12 |
-10.04 |
| 2 |
Kuzicki, Isabella R (11)
|
MRYBAR |
1:13.13 |
1:10.91 |
-2.22 |
| 3 |
Abbruzzese, Shylah D (12)
|
MRPATS |
1:18.11 |
1:13.17 |
-4.94 |
| 4 |
Ramos, Aliza D (12)
|
MRRFAC |
1:17.27 |
1:16.97 |
-0.30 |
| 5 |
Joachim, Gianna M (11)
|
MRNBS |
1:17.18 |
1:17.32 |
0.14 |
| 6 |
Filipkowski, Chloe J (11)
|
MRNBS |
1:18.36 |
1:20.00 |
1.64 |
| 7 |
Jones, Athena S (11)
|
MRNBS |
1:21.17 |
1:20.40 |
-0.77 |
| 8 |
Xu, Eleanor Z (11)
|
MRPATS |
1:21.07 |
1:20.50 |
-0.57 |
| 9 |
Broge, Amelia H (11)
|
MRWSSC |
1:21.77 |
1:20.53 |
-1.24 |
| 10 |
Muir-Gardner, Nezreen C (12)
|
MRYBAR |
1:22.70 |
1:20.72 |
-1.98 |
| 11 |
Metz, Nadia M (12)
|
MRMWDA |
1:22.09 |
1:23.00 |
0.91 |
| 12 |
Zagon, Emersyn W (12)
|
MRWSSC |
|
1:24.62 |
- |
| 13 |
Sabarre, Violet A (11)
|
MRPATS |
1:41.54 |
1:31.20 |
-10.34 |
| 14 |
Hart, Ashlee T (12)
|
MRSSL |
1:33.07 |
1:32.32 |
-0.75 |
| 15 |
Cruz, Sophia Louise N (12)
|
MRMWDA |
1:34.61 |
1:33.47 |
-1.14 |
| 16 |
Costello, Treven M (11)
|
MRYBAR |
1:31.08 |
1:37.42 |
6.34 |
| 17 |
Juarez, Camila (12)
|
MRMHHW |
1:41.70 |
1:39.72 |
-1.98 |
| 18 |
Lopez-leon, Camila V (11)
|
MRNDAC |
1:46.80 |
1:42.14 |
-4.66 |
| 19 |
Allman, Annabelle T (12)
|
MRNDAC |
1:45.05 |
1:42.32 |
-2.73 |
| 20 |
Mejia, Annabelle L (11)
|
MRNBS |
|
1:53.21 |
- |
| 21 |
Becerra, Victoria (12)
|
MRMHHW |
|
1:54.21 |
- |
| 22 |
Perez-Gomez, Allyson (12)
|
MRMHHW |
|
1:57.09 |
- |
| 23 |
Zurita, Samantha (11)
|
MRMHHW |
|
2:07.30 |
- |
| 24 |
Luna, Isabella J (11)
|
MRNBS |
|
2:15.52 |
- |
|
Ramaglia, Autumn C (11)
|
MRNBS |
|
DQ |
- |
|
Blanco, Isabella L (11)
|
MRNBS |
1:37.96 |
DQ |
- |
|
Maddu, Aanya H (12)
|
MRMWDA |
1:59.35 |
DQ |
- |
|
Broge, Eleanor H (11)
|
MRWSSC |
1:30.76 |
NS |
- |