| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Joachim, Gianna M (10)
|
MRNBS |
43.84 |
44.10 |
0.26 |
| 2 |
Corrado, Charlotte S (9)
|
MRMWDA |
46.24 |
45.37 |
-0.87 |
| 3 |
Hally, Madelyn E (10)
|
MRNDAC |
52.14 |
50.54 |
-1.60 |
| 4 |
High, Ava M (10)
|
MRPATS |
55.50 |
53.68 |
-1.82 |
| 5 |
Evola, Kensington J (10)
|
MRHVD |
1:08.83 |
55.70 |
-13.13 |
| 6 |
Butler, Mikayla S (10)
|
MRWSSC |
1:04.58 |
55.97 |
-8.61 |
| 7 |
Costello, Treven M (10)
|
MRYBAR |
58.00 |
56.31 |
-1.69 |
| 8 |
Clements, Gracyn B (10)
|
MRNDAC |
59.11 |
57.40 |
-1.71 |
| 9 |
Schmitt, Penelope A (9)
|
MRNDAC |
58.46 |
57.49 |
-0.97 |
| 10 |
Sacaza, Avah (10)
|
MRYBAR |
58.69 |
58.87 |
0.18 |
| 11 |
Kaiser, Norah F (10)
|
MRNDAC |
56.11 |
1:00.11 |
4.00 |
| 12 |
Sedeno, Salome (10)
|
MRYBAR |
1:06.05 |
1:01.03 |
-5.02 |
| 13 |
Rubenstein, Sophia (10)
|
MRPATS |
|
1:01.71 |
- |
| 14 |
Yereance, Addison L (9)
|
MRNDAC |
1:01.11 |
1:04.72 |
3.61 |
| 15 |
Reyes, Marisol G (10)
|
MRNDAC |
1:16.57 |
1:04.78 |
-11.79 |
| 16 |
Dean, Madison P (9)
|
MRHVD |
|
1:08.42 |
- |
| 17 |
Cummings, Amelia G (9)
|
MRMWDA |
1:05.09 |
1:08.67 |
3.58 |
| 18 |
Acevedo, Adalia (9)
|
MRPATS |
1:38.96 |
1:34.46 |
-4.50 |
|
Eckert, Lucy M (9)
|
MRNDAC |
57.93 |
DQ |
- |
|
Rutkowski, Anna (10)
|
MRPATS |
|
DQ |
- |
|
Auad, Liv V (9)
|
MRWSSC |
|
DQ |
- |
|
Filipkowski, Chloe J (10)
|
MRNBS |
46.94 |
DQ |
- |
|
Muir-Gardner, Laila R (9)
|
MRYBAR |
1:03.89 |
DQ |
- |