| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hyndman, Kailah F (12)
|
MRHES |
1:09.26 |
1:10.29 |
1.03 |
| 2 |
Springer, Fawziyyah (12)
|
MRHES |
1:15.74 |
1:11.35 |
-4.39 |
| 3 |
Sichtnik, Sophia (12)
|
MRWSA |
1:12.32 |
1:13.54 |
1.22 |
| 4 |
Chavez, Kaetlyn K (11)
|
MRAPEX |
1:21.47 |
1:18.11 |
-3.36 |
| 5 |
Ge, Xinrui (11)
|
MRAPEX |
1:19.44 |
1:19.49 |
0.05 |
| 6 |
Zhao, Joanna J (12)
|
MRAPEX |
1:20.23 |
1:20.39 |
0.16 |
| 7 |
Wang, Cindy Y (10)
|
MRAPEX |
1:23.79 |
1:20.84 |
-2.95 |
| 8 |
Moran, Laura A (9)
|
MRNCAC |
1:26.00 |
1:24.37 |
-1.63 |
| 9 |
Rimsky, Sophia (12)
|
MRCENT |
1:43.88 |
1:26.73 |
-17.15 |
| 10 |
Wong, Kristen A (11)
|
MRAPEX |
|
1:27.77 |
- |
| 11 |
Hall, Lavinia (10)
|
MRAPEX |
1:29.97 |
1:28.59 |
-1.38 |
| 12 |
Baran, Julia (10)
|
MRNCAC |
1:28.00 |
1:28.67 |
0.67 |
| 13 |
Wong, Kelly M (11)
|
MRAPEX |
|
1:30.02 |
- |
| 14 |
Shen, Alivia (9)
|
MRCENT |
|
1:30.48 |
- |
| 15 |
Johnson, Alia M (12)
|
MRHES |
|
1:33.20 |
- |
| 16 |
Tula, Kelly A (9)
|
MRAPEX |
|
1:34.16 |
- |
| 17 |
Pena, Camila A (9)
|
MRAPEX |
|
1:38.68 |
- |
| 18 |
Emmanuel, Aniyah N (11)
|
MRHES |
|
1:38.82 |
- |
| 19 |
Thrower, Nia S (11)
|
MRHES |
|
1:39.49 |
- |
| 20 |
Deng, Eileen (10)
|
MRAPEX |
|
1:40.06 |
- |
| 21 |
Sargeant, Yvanah-Bryelle l (10)
|
MRHES |
|
1:42.33 |
- |
| 22 |
Moore, Alana H (11)
|
MRAPEX |
|
1:45.77 |
- |
| 23 |
Obara, Veronica (10)
|
MRHES |
|
1:46.63 |
- |
| 24 |
Kwan, Maggie (9)
|
MRNCAC |
2:07.58 |
1:51.76 |
-15.82 |
| 25 |
Kracht, Elizabeth (9)
|
MRCFB |
|
1:55.83 |
- |
|
Brun, Sienna R (7)
|
MRAPEX |
|
DQ |
- |
|
VanWormer, Rowan (9)
|
MRCFB |
1:30.86 |
DQ |
- |
|
Joyce, Margaret (9)
|
MRCFB |
|
DQ |
- |
|
Zhao, Madison M (8)
|
MRAPEX |
|
DQ |
- |
|
Hernandez, Destiny (9)
|
MRAPEX |
|
DQ |
- |
|
Brulinski, Natalia E (10)
|
MRNCAC |
1:32.00 |
NS |
- |
|
Hidajat, Felicia (12)
|
MRNCAC |
1:30.00 |
NS |
- |
|
Mellos, Ana C (12)
|
MRAPEX |
|
NS |
- |