| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Granado, Lauren C (10)
|
PVDCPR |
46.61 |
45.74 |
-0.87 |
| 2 |
Pascuccio Gomez, Fiona (10)
|
PVDCPR |
48.51 |
46.30 |
-2.21 |
| 3 |
Ezell, Makayla E (10)
|
PVDCPR |
51.19 |
49.45 |
-1.74 |
| 4 |
Johnston, Abigail H (9)
|
PVDCPR |
|
51.01 |
- |
| 5 |
Johnson, Jasmine L (9)
|
PVDCPR |
56.58 |
54.63 |
-1.95 |
| 6 |
Alexander-Fettus, Jane M (9)
|
PVDCPR |
50.91 |
54.85 |
3.94 |
| 7 |
Biondi, Emma C (10)
|
PVDCPR |
53.15 |
55.37 |
2.22 |
| 8 |
Ruf, Stella G (9)
|
PVDCPR |
57.34 |
58.98 |
1.64 |
| 9 |
Martin, Alexandra B (9)
|
PVDCPR |
|
1:13.35 |
- |
|
Alston, Carley M (9)
|
PVDCPR |
|
DQ |
- |
|
Annexstein-Cox, Jasmine S (10)
|
PVDCPR |
|
DQ |
- |
|
Hernandez, Lula M (9)
|
PVDCPR |
|
DQ |
- |
|
Ruf, Eva N (9)
|
PVDCPR |
54.39 |
DQ |
- |
|
White, Tanji C (10)
|
PVDCPR |
|
DQ |
- |
|
Zollarcoffer, Amyah T (9)
|
PVDCPR |
|
DQ |
- |
|
Raspberry-Hallmon, Riley S (10)
|
PVDCPR |
|
NS |
- |