| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Keller, Mira (10)
|
NIVELO |
33.95 |
33.50 |
-0.45 |
| 2 |
Reilly, Fiona K (10)
|
NISTAR |
37.75 |
36.74 |
-1.01 |
| 3 |
Chung, Emily (10)
|
NIBAAC |
46.67 |
39.01 |
-7.66 |
| 4 |
Wands, Amelia G (10)
|
NIVELO |
58.40 |
44.29 |
-14.11 |
| 5 |
Wilson, Aria C (10)
|
NIUN |
50.00 |
44.70 |
-5.30 |
| 6 |
Pike, Olivia R (10)
|
NISTAR |
48.16 |
45.19 |
-2.97 |
| 7 |
Kreinheder, Sophie A (10)
|
NISTAR |
|
49.57 |
- |
| 8 |
Moldenhauer, Paige A (10)
|
NIEAST |
49.56 |
50.41 |
0.85 |
| 9 |
Gentile, Olivia (10)
|
NIVELO |
|
51.96 |
- |
| 10 |
Goergen, Vanessa C (10)
|
NIEAST |
56.25 |
53.00 |
-3.25 |
| 11 |
DelRegno, Isabella M (10)
|
NIVELO |
|
58.28 |
- |
| 12 |
Brassard, Addison G (10)
|
NISTAR |
|
58.81 |
- |
| 13 |
Peck, Violet E (10)
|
NIEAST |
1:14.81 |
1:04.64 |
-10.17 |
| 14 |
Hagel, Fiona K (10)
|
NISTAR |
1:27.94 |
1:27.06 |
-0.88 |
|
Vartanova, Elizaveta (10)
|
NIUN |
43.00 |
DQ |
- |
|
Chen, Jiayi (10)
|
NIBAAC |
|
NS |
- |