| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Leal, Nancy (15)
|
MRRED |
1:03.67 |
1:04.02 |
0.35 |
| 2 |
Chea, Rory (16)
|
MRNYCP |
1:08.58 |
1:09.19 |
0.61 |
| 3 |
Javier, Chrisabella K (15)
|
MRAPEX |
1:13.40 |
1:09.29 |
-4.11 |
| 4 |
Economakos, Christina * (15)
|
MRHS |
1:14.83 |
1:13.07 |
-1.76 |
| 5 |
Valadez, Ofelia M (16)
|
MRAPEX |
1:12.08 |
1:15.47 |
3.39 |
| 6 |
Toledo, Ylenia E (13)
|
MRAPEX |
1:14.94 |
1:20.05 |
5.11 |
| 7 |
Gooden, T'Neil (15)
|
MRNYCP |
1:29.71 |
1:27.68 |
-2.03 |
| 8 |
Hegedus, Leda (13)
|
MRRED |
1:22.04 |
1:30.04 |
8.00 |
|
Vega, Kayla C (14)
|
MRHES |
1:08.41 |
NS |
- |
|
Musslewhite, Lola (13)
|
MRRED |
1:24.15 |
NS |
- |