| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zerona, Madison M (17)
|
MISLA |
1:09.00 |
1:14.57 |
5.57 |
| 2 |
Hogue, Chloe N (15)
|
INSCA |
1:17.16 |
1:16.71 |
-0.45 |
| 3 |
Strotman, Kathleen M (17)
|
INECST |
1:20.93 |
1:19.46 |
-1.47 |
| 4 |
Lopez, Jessica E (15)
|
INSCA |
1:22.01 |
1:19.76 |
-2.25 |
| 5 |
Zacarias Rojas, Mariangeles (19)
|
INUNJA |
1:23.51 |
1:22.40 |
-1.11 |
| 6 |
Bakos, Annemarie E (15)
|
OHRAYS |
1:19.63 |
1:22.43 |
2.80 |
| 7 |
McMurry, Olivia L (15)
|
ILHEAT |
1:26.38 |
1:23.33 |
-3.05 |
| 8 |
Cook, Samantha A (15)
|
ILHEAT |
1:25.55 |
1:23.79 |
-1.76 |
| 9 |
Glumb, Erin E (15)
|
MISLA |
1:29.38 |
1:28.40 |
-0.98 |
| 10 |
Klasmeier, Lauren E (15)
|
OHRAYS |
1:31.51 |
1:28.98 |
-2.53 |
| 11 |
Skipper, Alanna D (15)
|
OHLIFE |
1:37.52 |
1:36.49 |
-1.03 |
| 12 |
Raver, Kathryn P (15)
|
ILUPDT |
|
1:39.15 |
- |