| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Porter, Arisa M (10)
|
FGHAT |
42.74 |
39.64 |
-3.10 |
| 2 |
Perry, Francesca R (9)
|
FGSOFL |
42.25 |
40.26 |
-1.99 |
| 3 |
Mirones, Lilliana M (9)
|
FGSUN |
43.77 |
41.57 |
-2.20 |
| 4 |
McCranie, Stella (9)
|
FGAZFL |
45.54 |
43.01 |
-2.53 |
| 5 |
Evans, Shelby O (9)
|
FGSOFL |
44.02 |
43.31 |
-0.71 |
| 6 |
Suarez, Ava B (10)
|
FGYSF |
51.72 |
43.43 |
-8.29 |
| 7 |
Rothenburg, Ariel (10)
|
FGTSA |
|
44.74 |
- |
| 8 |
Moen, Aubrey L (9)
|
FGCCPR |
53.26 |
45.05 |
-8.21 |
| 9 |
Ordonez, Valentina A (9)
|
FGTSA |
48.86 |
45.21 |
-3.65 |
| 10 |
German, Dajah (10)
|
FGSFTL |
46.05 |
45.93 |
-0.12 |
| 11 |
Driscoll, Genevieve G (10)
|
FGPCS |
48.22 |
46.32 |
-1.90 |
| 12 |
Porras, Nahomi C (9)
|
FGAZFL |
51.41 |
48.13 |
-3.28 |
| 13 |
Harding, Aveline (9)
|
FGCSSC |
52.70 |
48.32 |
-4.38 |
| 14 |
Dromgoole, Madison G (10)
|
FGSFTL |
48.23 |
48.62 |
0.39 |
| 15 |
Marin, Gabriela A (10)
|
FGSOFL |
47.56 |
48.66 |
1.10 |
| 16 |
Jorgensen, Kierstyn E (9)
|
FGSUN |
47.99 |
49.29 |
1.30 |
| 17 |
Robins, Amanda J (10)
|
FGCSSC |
43.85 |
49.72 |
5.87 |
| 18 |
Kozman, Christina (10)
|
FGSFTL |
52.01 |
49.92 |
-2.09 |
| 19 |
Strype, Ciara J (9)
|
FGPST |
|
52.15 |
- |
| 20 |
Lopez, Camyla I (10)
|
FGCCPR |
59.12 |
54.09 |
-5.03 |
| 21 |
Galindo, Isabel M (10)
|
FGCSSC |
|
55.32 |
- |
| 22 |
Miller, Allison P (10)
|
FGSUN |
57.06 |
56.49 |
-0.57 |
| 23 |
Yarbrough, Reese O (10)
|
FGCSSC |
|
56.63 |
- |
| 24 |
Baker, Emma E (9)
|
FGCSSC |
|
59.23 |
- |
| 25 |
Lewis, Soriya (10)
|
FGTSA |
|
1:06.93 |
- |
|
Ramos, Kiara M (10)
|
FGSUN |
|
DQ |
- |
|
Pierre, Abigail (9)
|
FGTSA |
57.65 |
NS |
- |