| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Miou, Grace (17)
|
MRNCAC |
54.14 |
56.81 |
2.67 |
| 2 |
Rojas-Tineo, Mairene R (13)
|
MRAPEX |
1:02.93 |
58.78 |
-4.15 |
| 3 |
Chiulli, Isabella M (13)
|
MRCOND |
58.00 |
58.89 |
0.89 |
| 4 |
Suteja, Kezia S (13)
|
MRNCAC |
1:03.25 |
1:00.84 |
-2.41 |
| 5 |
Zhao, Joanna J (13)
|
MRAPEX |
1:00.66 |
1:01.08 |
0.42 |
| 6 |
Gazzara, Kaitlyn M (13)
|
MRCOND |
1:06.00 |
1:04.78 |
-1.22 |
| 7 |
Pepper-Jones, BB (13)
|
MRCFB |
1:06.18 |
1:05.58 |
-0.60 |
| 8 |
Lu, Erxi (14)
|
MRAPEX |
1:04.99 |
1:06.85 |
1.86 |
| 9 |
Martinez, Xitlali E (14)
|
MRUN |
1:06.01 |
1:07.37 |
1.36 |
| 10 |
Meluso, Francesca M (16)
|
MRCOND |
1:06.00 |
1:08.96 |
2.96 |
| 11 |
Javier, Chrisabella K (13)
|
MRAPEX |
1:08.57 |
1:09.09 |
0.52 |
| 12 |
Chiulli, Elizabeth C (16)
|
MRCOND |
1:02.50 |
1:09.10 |
6.60 |
| 13 |
Pardo, Shamira L (16)
|
MRAPEX |
1:09.42 |
1:09.54 |
0.12 |
| 14 |
Espino, Justine D (13)
|
MRCOND |
1:08.90 |
1:11.25 |
2.35 |
| 15 |
Mallon, Faith E (13)
|
MRCOND |
1:09.00 |
1:12.79 |
3.79 |
| 16 |
Rodriguez, Darcy (13)
|
MRCOND |
1:17.99 |
1:13.01 |
-4.98 |
| 17 |
Radick, Susannah (13)
|
MRCFB |
1:14.22 |
1:15.01 |
0.79 |
| 18 |
Gwozdz, Veronika I (15)
|
MRCOND |
1:16.90 |
1:17.68 |
0.78 |
| 19 |
Lau, Allison T (14)
|
MRNCAC |
1:16.34 |
1:18.70 |
2.36 |
| 20 |
Cabrera, Izabela M (13)
|
MRCOND |
1:16.00 |
1:20.83 |
4.83 |
| 21 |
Cureno, Citlalli (16)
|
MRAPEX |
1:34.76 |
1:31.28 |
-3.48 |
|
Madden, Caroline G (13)
|
MRCOND |
1:08.90 |
NS |
- |