| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Egizi, Sofia M (10)
|
FGPCS |
37.66 |
37.88 |
0.22 |
| 2 |
Shapiro, Lexi M (10)
|
FGSAS |
45.91 |
44.43 |
-1.48 |
| 3 |
Chouloute, Mayah R (9)
|
FGBRST |
45.30 |
44.79 |
-0.51 |
| 4 |
Jerabek, Cali N (8)
|
FGNPB |
45.03 |
45.45 |
0.42 |
| 5 |
Olea, Sofia (10)
|
FGSF |
48.12 |
45.96 |
-2.16 |
| 6 |
Dufflocq, Natalie M (10)
|
FGNPB |
47.11 |
46.48 |
-0.63 |
| 7 |
Swanson, Elizabeth V (10)
|
FGNPB |
47.90 |
46.62 |
-1.28 |
| 8 |
Sherman, Benyapa C (10)
|
FGSFTL |
52.07 |
48.36 |
-3.71 |
| 9 |
Meyer, Lauren E (9)
|
FGBRST |
51.45 |
49.24 |
-2.21 |
| 10 |
Mascuch, Mia J (10)
|
FGBRST |
54.65 |
53.06 |
-1.59 |
| 11 |
Rosado, Katelyn G (10)
|
FGPCS |
58.06 |
53.18 |
-4.88 |
| 12 |
Rodriguez-Quevedo, Alexandra (10)
|
FGSFTL |
56.88 |
55.67 |
-1.21 |
| 13 |
Cooper, Ja'Zariah A (10)
|
FGSFTL |
1:08.00 |
56.90 |
-11.10 |
| 14 |
Wolf, Bennett P (9)
|
FGPCS |
1:03.45 |
1:03.36 |
-0.09 |
| 15 |
Chin, Milan I (8)
|
FGPCS |
|
1:04.79 |
- |
| 16 |
Kozman, Christina (9)
|
FGSFTL |
|
1:04.84 |
- |
| 17 |
Wolf, Lacey J (7)
|
FGPCS |
1:11.59 |
1:07.03 |
-4.56 |
| 18 |
Brukardt, Liliana (9)
|
FGPCS |
|
1:12.22 |
- |
| 19 |
Serro, Madison (7)
|
FGPCS |
|
1:21.01 |
- |
|
Fuegert, Ivana J (9)
|
FGPCS |
|
DQ |
- |
|
Burkhardt, Eva H (9)
|
FGPCS |
|
DQ |
- |
|
Dean, Miranda L (8)
|
FGPCS |
|
NS |
- |