| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Chinea, Elle J (9)
|
MRLIFE |
48.40 |
37.02 |
-11.38 |
| 2 |
Carey, Emilie C (10)
|
MRHAUP |
34.43 |
37.07 |
2.64 |
| 3 |
Kim, Kate (10)
|
MRENAC |
39.31 |
38.17 |
-1.14 |
| 4 |
Rizzo, Evelyn R (10)
|
MREHY |
38.97 |
40.04 |
1.07 |
| 5 |
Lee, Emerald (10)
|
MRLIFE |
|
42.72 |
- |
| 6 |
Fodor, Klaudia L (10)
|
MRURIM |
48.00 |
43.50 |
-4.50 |
| 7 |
Qian, Lillian (8)
|
MRLIFE |
|
45.81 |
- |
| 8 |
Dunham, Novella J (9)
|
MREHY |
48.02 |
47.51 |
-0.51 |
| 9 |
Chu, Jocelyn C (8)
|
MRTVSC |
54.71 |
49.00 |
-5.71 |
| 10 |
D'Amico, Hannah R (10)
|
MRHAUP |
1:01.81 |
49.10 |
-12.71 |
| 11 |
DeHart, Addison (10)
|
MRHAUP |
55.65 |
49.36 |
-6.29 |
| 12 |
Currie, Isabel (10)
|
MRYMID |
|
49.85 |
- |
| 13 |
Locascio, Laila (10)
|
MRHYB |
49.50 |
50.05 |
0.55 |
| 14 |
James, Amelia M (10)
|
MRTVSC |
1:00.66 |
55.67 |
-4.99 |
| 15 |
Dessey, Juliet A (10)
|
MRCSDC |
|
57.63 |
- |
| 16 |
Young, Chloe (8)
|
MRLIFE |
|
58.46 |
- |
| 17 |
Rodriguez Villa, Marta (9)
|
MRHYB |
1:05.90 |
59.65 |
-6.25 |
| 18 |
Arnone, Kayla N (9)
|
MRTVSC |
1:12.64 |
59.81 |
-12.83 |
| 19 |
O'Hanlon, Giada (10)
|
MRHYB |
53.84 |
59.84 |
6.00 |
| 20 |
Severin, Olivia M (8)
|
MRTVSC |
1:05.00 |
1:10.66 |
5.66 |
| 21 |
Tishchenko, Sophia A (10)
|
MRSSC |
58.00 |
1:15.56 |
17.56 |
| 22 |
Collins-Shurland, Isabella S (10)
|
MRCIY |
1:30.98 |
1:28.97 |
-2.01 |
|
Puccio-Edelman, Emma (8)
|
MRSSC |
|
DQ |
- |
|
Zhu, Alyson Y (8)
|
MRLIFE |
|
DQ |
- |
|
Kim, Yuna (9)
|
MRLIFE |
|
DQ |
- |
|
Datt, Simran (8)
|
MRLIFE |
|
DQ |
- |
|
Wiedersum, Adelyn L (10)
|
MRTVSC |
1:07.27 |
DQ |
- |
|
Datt, Sarina S (6)
|
MRLIFE |
|
DQ |
- |
|
Musraca, Arya (10)
|
MRHYB |
1:02.48 |
NS |
- |