| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hui, Rachel W (12)
|
MRLIAC |
1:13.00 |
1:11.68 |
-1.32 |
| 2 |
Jiang, Lori (12)
|
MRBAD |
1:14.82 |
1:11.80 |
-3.02 |
| 3 |
Gutierrez, Sophia E (12)
|
MRBAD |
1:15.62 |
1:13.13 |
-2.49 |
| 4 |
Wu, Natalie (12)
|
MRLIAC |
1:16.87 |
1:13.55 |
-3.32 |
| 5 |
Hayes, Allison E (11)
|
MRLIAC |
1:15.41 |
1:14.62 |
-0.79 |
| 6 |
Peitler, Maya (12)
|
MRLIAC |
1:08.07 |
1:14.78 |
6.71 |
| 7 |
Johnson, Evangeline N (11)
|
MRAGUA |
1:16.73 |
1:14.86 |
-1.87 |
| 8 |
Chambless, Margaret J (12)
|
MRLIAC |
1:17.76 |
1:16.10 |
-1.66 |
| 9 |
Kang, Sunny (11)
|
MRWEST |
1:16.75 |
1:16.16 |
-0.59 |
| 10 |
Wong, Cailin (12)
|
MRYFD |
1:07.52 |
1:16.32 |
8.80 |
| 11 |
O'Donnell, Katherine A (12)
|
MRBGNW |
1:16.95 |
1:16.47 |
-0.48 |
| 12 |
Arciniegas, Alessandra (12)
|
MRCOND |
1:05.66 |
1:16.75 |
11.09 |
| 13 |
Huang, Cheri K (12)
|
MRFREE |
1:14.30 |
1:17.35 |
3.05 |
| 14 |
Olsen, Liv I (12)
|
MRBAD |
1:07.89 |
1:17.56 |
9.67 |
| 15 |
Retzlaff, Claudia L (12)
|
MRTVSC |
1:18.06 |
1:17.66 |
-0.40 |
| 16 |
Brady, Meghan E (12)
|
MRTVSC |
1:06.15 |
1:17.72 |
11.57 |
| 17 |
Lin, Orly A (12)
|
MRPAC |
1:07.31 |
1:18.07 |
10.76 |
| 18 |
Hu, Anna (12)
|
MRTS |
1:07.73 |
1:18.29 |
10.56 |
| 19 |
Jourdy, Serene S (12)
|
MRSMC |
1:07.56 |
1:18.91 |
11.35 |
| 20 |
Chin, Cassidy K (12)
|
MRFREE |
1:15.63 |
1:19.00 |
3.37 |
| 21 |
White, Finley M (12)
|
MRBGNW |
1:08.64 |
1:19.77 |
11.13 |
| 22 |
Orner, Brooke E (11)
|
MRSSC |
1:07.08 |
1:20.97 |
13.89 |