| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Trumpower, Mirielle H (11)
|
OHRSC |
1:02.74 |
1:04.51 |
1.77 |
| 2 |
Pruski, Clara C (12)
|
MDUN |
1:17.04 |
1:10.48 |
-6.56 |
| 3 |
Aquino, Meagan E (12)
|
VACVAC |
1:09.99 |
1:10.59 |
0.60 |
| 4 |
Perko, Lillian J (12)
|
VASRVA |
1:11.30 |
1:11.36 |
0.06 |
| 5 |
Stupar, Aliyah G (12)
|
VACGBD |
1:22.84 |
1:20.35 |
-2.49 |
| 6 |
Rodrigues, Gabriella A (12)
|
VACGBD |
1:23.41 |
1:20.51 |
-2.90 |
| 7 |
Spalding, Elizabeth E (12)
|
VASRVA |
1:18.54 |
1:23.47 |
4.93 |
| 8 |
Archer, Zoe R (12)
|
VACGBD |
|
1:24.88 |
- |
| 9 |
Golden, Addison T (12)
|
VASRVA |
1:32.86 |
1:38.82 |
5.96 |
|
Drazdowski, Senah E (12)
|
VACGBD |
|
NS |
- |
|
Addleman, Paige N (12)
|
MDUN |
1:15.50 |
NS |
- |