| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wasik, Morgan L (16)
|
GUUN-P |
1:10.38 |
1:13.82 |
3.44 |
| 2 |
Gottfried, Charlotte A (15)
|
GUPACK |
1:12.84 |
1:14.27 |
1.43 |
| 3 |
Neciosup, Alexandra (17)
|
GUPACK |
1:15.33 |
1:16.11 |
0.78 |
| 4 |
Torres, Celia G (17)
|
GUPACE |
1:15.34 |
1:16.97 |
1.63 |
| 5 |
Matson, Emma G (18)
|
GUPACK |
1:12.41 |
1:17.26 |
4.85 |
| 6 |
Smith, Megan G (15)
|
GUPACK |
1:25.96 |
1:19.94 |
-6.02 |
| 7 |
Revelas, Lily T (16)
|
GUPACK |
1:19.18 |
1:21.74 |
2.56 |
| 8 |
Molinaro, Mikaela G (15)
|
GUPACK |
1:19.96 |
1:23.76 |
3.80 |
| 9 |
Martinez, Savannah B (16)
|
GUPACK |
1:20.27 |
1:25.54 |
5.27 |
| 10 |
Plunkett, Abigail R (16)
|
GUPACK |
1:23.87 |
1:25.60 |
1.73 |
| 11 |
Swisher, Zoe G (16)
|
GUSST |
1:22.93 |
1:26.83 |
3.90 |
| 12 |
Bould, Chelsea E (15)
|
GUPACK |
1:26.27 |
1:26.88 |
0.61 |
| 13 |
Rodriguez, Ysabel C (15)
|
GUSST |
1:29.98 |
1:30.22 |
0.24 |