| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Allender, Mabel A (9)
|
PVDCPR |
51.81 |
51.38 |
-0.43 |
| 2 |
Morris, Echo R (9)
|
PVMACH |
|
57.96 |
- |
| 3 |
Bolanos, Jollivett A (8)
|
PVPGPR |
|
59.76 |
- |
| 4 |
Jia, Iris X (9)
|
PVMSSC |
1:04.49 |
1:00.84 |
-3.65 |
| 5 |
Spurlock, Emily M (8)
|
PVDCPR |
|
1:01.26 |
- |
| 6 |
Joselow, Eloise M (8)
|
PVMACH |
|
1:02.22 |
- |
| 7 |
Mehta, Simone M (9)
|
PVDCPR |
1:01.55 |
1:03.79 |
2.24 |
| 8 |
Jenkins, Reese L (9)
|
PVMSSC |
|
1:04.20 |
- |
| 9 |
Cruz, Irina A (8)
|
PVMSSC |
|
1:04.78 |
- |
| 10 |
Reilly, Annie C (8)
|
PVMACH |
|
1:04.89 |
- |
| 11 |
Burke-Chinarro, Isabel (9)
|
PVDCPR |
|
1:05.70 |
- |
| 12 |
Fertakis-Perkins, Norma (8)
|
PVDCPR |
|
1:09.49 |
- |
| 13 |
Stormberg, Monroe A (8)
|
PVDCPR |
|
1:10.28 |
- |
| 14 |
Acevedo, Sofia E (9)
|
PVMACH |
|
1:15.56 |
- |
|
Logossou, Victoria R (8)
|
PVPGPR |
|
DQ |
- |
|
Zinn, Natalie S (9)
|
PVMSSC |
|
DQ |
- |
|
Black, June R (9)
|
PVDCPR |
|
DQ |
- |
|
Johnson, Janelle G (8)
|
PVDCPR |
|
DQ |
- |
|
Williams, Savanna (9)
|
PVHEAL |
46.24 |
NS |
- |
|
Nowak, Anna G (9)
|
PVDCPR |
|
NS |
- |
|
Horton, Elise S (8)
|
PVDCPR |
|
NS |
- |
|
Carson, Cassidy A (9)
|
PVDCPR |
58.08 |
NS |
- |