| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Green, Joevannie J (11)
|
MRLGAC |
1:01.99 |
1:03.31 |
1.32 |
| 2 |
Salazar, Emily A (12)
|
MRAPEX |
1:03.54 |
1:03.94 |
0.40 |
| 3 |
O'Sullivan, Saoirse (12)
|
MRLGAC |
1:03.28 |
1:04.58 |
1.30 |
| 4 |
Torres, Cassidy A (12)
|
MRLGAC |
1:04.38 |
1:04.82 |
0.44 |
| 5 |
Vizhco, Daisy M (12)
|
MRCAS |
1:05.02 |
1:05.41 |
0.39 |
| 6 |
Lateng, Losel L (12)
|
MRLGAC |
1:06.06 |
1:08.57 |
2.51 |
| 7 |
Chatfield, Elizabeth N (12)
|
MRUN |
1:08.99 |
1:11.21 |
2.22 |
| 8 |
Johnson, Cayla A (12)
|
MRAPEX |
1:11.17 |
1:11.69 |
0.52 |
| 9 |
Chun, Lina (11)
|
MRGATE |
1:12.00 |
1:13.68 |
1.68 |
| 10 |
Hernandez, Destiny (12)
|
MRAPEX |
1:10.88 |
1:14.51 |
3.63 |
| 11 |
Vidals, Giselle (11)
|
MRAPEX |
1:13.84 |
1:14.68 |
0.84 |
| 12 |
Reyes Aguirre, Juana (11)
|
MRAPEX |
1:15.26 |
1:15.13 |
-0.13 |
| 13 |
Ibrahim, Hana (11)
|
MRLGAC |
1:16.81 |
1:16.11 |
-0.70 |
| 14 |
Martin, Emeilia I (12)
|
MRCAS |
1:16.99 |
1:20.94 |
3.95 |