| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
El Ghissassi, Sidra S (8)
|
NIVEST |
26.80 |
24.79 |
-2.01 |
| 2 |
Shutter, Sophie (8)
|
NIKRKN |
33.41 |
33.98 |
0.57 |
| 2 |
Ondreyko, Ashley R (8)
|
NIUNAC |
31.49 |
33.98 |
2.49 |
| 4 |
Mahon, Lauren H (7)
|
NIHAWK |
51.87 |
34.13 |
-17.74 |
| 5 |
Tyler, Natalie L (8)
|
NICVSC |
37.45 |
38.10 |
0.65 |
|
Hagan, Eleanor C (7)
|
NICSST |
33.38 |
DQ |
- |
|
Chandler, Nora M (8)
|
NICVSC |
34.66 |
DQ |
- |
|
Fitzwater, Elizabeth O (8)
|
NIGGST |
49.28 |
DQ |
- |
|
Chin, Evelyn (7)
|
NIKRKN |
41.21 |
DQ |
- |
|
Battaglini, Angelina R (8)
|
NIUNAC |
37.00 |
DQ |
- |
|
Leahey, Emme A (8)
|
NIUNAC |
34.76 |
DQ |
- |