| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Adams, Michelle E (7)
|
ADCPP |
51.61 |
47.03 |
-4.58 |
| 2 |
Shao, Emma X (8)
|
ADGUY |
46.77 |
47.68 |
0.91 |
| 3 |
Rogowski, Isabella S (8)
|
ADSCHE |
49.75 |
48.78 |
-0.97 |
| 4 |
Dheeradhada, Arya J (8)
|
ADALBS |
46.84 |
49.13 |
2.29 |
| 5 |
Stewart Fraser, Thornton R (7)
|
ADALBS |
1:00.06 |
55.92 |
-4.14 |
| 6 |
Braun, Julia L (8)
|
ADNTS |
53.25 |
56.07 |
2.82 |
| 7 |
Zhang, Annabelle Y (8)
|
ADCPP |
48.88 |
56.12 |
7.24 |
| 8 |
Walter, Emma L (8)
|
ADCPP |
1:00.09 |
56.71 |
-3.38 |
| 9 |
Allinson, Mae L (8)
|
ADDELM |
54.38 |
58.01 |
3.63 |
| 10 |
Stoup, Madelyn L (8)
|
ADCPP |
57.05 |
58.13 |
1.08 |
| 11 |
Zen, Dominique A (8)
|
ADDELM |
51.08 |
1:02.22 |
11.14 |
| 12 |
Relyea, Cadence G (7)
|
ADDELM |
53.43 |
1:02.28 |
8.85 |
| 13 |
Matte, Bailey P (6)
|
ADGLFY |
1:15.34 |
1:05.00 |
-10.34 |
| 14 |
White, Saramarie E (8)
|
ADALBS |
1:21.12 |
1:12.09 |
-9.03 |
| 15 |
Banik, Noel Y (7)
|
ADALBS |
1:30.23 |
1:24.33 |
-5.90 |
|
Krenav, Anna E (7)
|
ADEELS |
59.92 |
DQ |
- |
|
O'Donnell, Bridgett M (8)
|
ADEELS |
1:09.07 |
NS |
- |
|
Shukla, Aarya O (8)
|
ADSCHE |
1:03.31 |
NS |
- |