| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
MacLeod, Angelina M (14)
|
ADUSAM |
1:02.10 |
1:06.71 |
4.61 |
| 2 |
Ball, Ana A (15)
|
ADALBS |
1:03.05 |
1:09.29 |
6.24 |
| 3 |
Yafayeva, Roxana Z (15)
|
ADALBS |
1:06.09 |
1:10.86 |
4.77 |
| 4 |
Sliper, Kaylee P (15)
|
ADSCHE |
1:07.73 |
1:11.20 |
3.47 |
| 5 |
Deal, Grace A (14)
|
ADCLIN |
1:11.14 |
1:11.82 |
0.68 |
| 6 |
Villaume, Emma F (14)
|
ADALBS |
1:12.59 |
1:12.38 |
-0.21 |
| 7 |
Splendido, Lily K (15)
|
ADALBS |
1:08.58 |
1:12.96 |
4.38 |
| 8 |
Guilmette, Anna E (15)
|
ADALBS |
1:08.75 |
1:14.22 |
5.47 |
| 9 |
Antolick, Ellen R (14)
|
ADALBS |
1:10.63 |
1:14.97 |
4.34 |
| 10 |
Smoote-Keeler, Isabella C (14)
|
ADALBS |
1:15.32 |
1:16.96 |
1.64 |
| 11 |
Ejanda, Francine Charisse A (15)
|
ADALBS |
1:10.12 |
1:17.59 |
7.47 |
| 12 |
Grogan, Alyssa R (15)
|
ADALBS |
1:12.98 |
1:20.06 |
7.08 |