| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dunn, Olive M (7)
|
PVNCAP |
33.84 |
32.69 |
-1.15 |
| 2 |
Minear, Abigail C (7)
|
PVAAC |
40.15 |
40.59 |
0.44 |
| 3 |
Lowe, Ellie M (7)
|
PVBWST |
48.44 |
45.35 |
-3.09 |
| 4 |
Dussault, Eva P (7)
|
PVSDS |
|
45.51 |
- |
| 5 |
Ter, Olivia E (7)
|
PVNCAP |
|
45.55 |
- |
| 6 |
Lee, Jimin (7)
|
PVNCAP |
51.29 |
46.25 |
-5.04 |
| 7 |
Clark, Colin A (7)
|
PVNCAP |
53.28 |
48.17 |
-5.11 |
| 8 |
Finnegan, Ellie A (7)
|
PVNCAP |
|
48.19 |
- |
| 9 |
Lee, Vera S (7)
|
PVFISH |
|
48.60 |
- |
| 10 |
Wiley-Jimenez, Ariadne M (7)
|
PVFISH |
48.81 |
50.60 |
1.79 |
| 11 |
Kemp, Charlotte A (7)
|
PVASA |
58.70 |
51.47 |
-7.23 |
| 12 |
He, Chloe C (7)
|
PVNCAP |
51.57 |
52.36 |
0.79 |
| 13 |
Routman, Emma H (7)
|
PVBWST |
54.46 |
54.08 |
-0.38 |
| 14 |
Vayra, Eva (7)
|
PVYASD |
52.48 |
54.48 |
2.00 |
| 15 |
Burstein, Nora A (7)
|
PVSDS |
1:00.11 |
1:01.00 |
0.89 |
| 16 |
Garrett, Adeline L (7)
|
PVSDS |
|
1:02.34 |
- |
| 17 |
Hansel, Lila M (7)
|
PVASA |
53.32 |
1:02.92 |
9.60 |
| 18 |
Kissner-Ventimglia, Lucia (7)
|
PVYASD |
58.96 |
1:04.25 |
5.29 |
| 19 |
Pietropola, Alexis P (7)
|
PVAAC |
1:11.83 |
1:11.49 |
-0.34 |
| 20 |
Gibbons, Lillian (7)
|
PVYASD |
1:09.81 |
1:18.04 |
8.23 |
|
Luongo, Blake A (7)
|
PVNCAP |
52.81 |
NS |
- |
|
Reiner, Hadley K (7)
|
PVASA |
50.78 |
NS |
- |
|
Qin, Eva X (7)
|
PVASA |
51.27 |
NS |
- |