| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rampersad, Kiera J (12)
|
FGNMST |
1:07.59 |
1:06.62 |
-0.97 |
| 2 |
Dekalo, Arina (12)
|
FGNMST |
1:15.20 |
1:15.79 |
0.59 |
| 3 |
Esteban, Milena E (12)
|
FGCANE |
1:19.86 |
1:18.55 |
-1.31 |
| 4 |
Vazquez, Ayelen (12)
|
FGOSC |
|
1:18.73 |
- |
| 5 |
Zaney, Kaia L (12)
|
FGEA |
|
1:23.60 |
- |
| 6 |
Reno, Norah J (11)
|
FGCANE |
1:30.25 |
1:29.64 |
-0.61 |
| 7 |
Snyder, Sophia C (11)
|
FGGRSC |
1:30.46 |
1:30.42 |
-0.04 |
| 8 |
Sierra-Soderman, Emma S (11)
|
FGEA |
|
1:30.48 |
- |
| 9 |
Lopez, Alani (11)
|
FGAJSC |
1:41.59 |
1:35.96 |
-5.63 |
|
Jordan, Jade (12)
|
FGASC |
|
NS |
- |
|
Bell, Lola O (11)
|
FGMBS |
|
NS |
- |
|
Aguado-Guerrero, Candela (11)
|
FGRANS |
|
NS |
- |