| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Jiang, Lori (10)
|
MRWEST |
1:12.04 |
1:10.85 |
-1.19 |
| 2 |
Torres, Sofia R (10)
|
MRWEST |
1:14.37 |
1:16.25 |
1.88 |
| 3 |
Kang, Sunny (10)
|
MRWEST |
1:18.77 |
1:17.48 |
-1.29 |
| 4 |
Garretson, Phoebe N (10)
|
MRPAC |
1:21.72 |
1:20.45 |
-1.27 |
| 5 |
Zhang, Emma (10)
|
MRQNS |
1:19.24 |
1:20.49 |
1.25 |
| 6 |
Klein, Mikayla (10)
|
MRWEST |
1:21.49 |
1:22.44 |
0.95 |
| 7 |
Horney, Alexandra J (9)
|
MRWEST |
1:23.21 |
1:22.95 |
-0.26 |
| 8 |
Aydin, Zoey L (10)
|
MRPAC |
1:25.66 |
1:23.00 |
-2.66 |
| 9 |
Weinstein, Mary J (9)
|
MRWEST |
1:25.94 |
1:27.10 |
1.16 |
| 10 |
Tamura, Lynn (9)
|
MRWEST |
|
1:30.71 |
- |
| 11 |
Cinek, Alexandra (9)
|
MRPAC |
1:33.18 |
1:33.28 |
0.10 |
| 12 |
Leal, Jazmine (9)
|
MRRED |
|
1:35.31 |
- |
| 13 |
Pattanakul, Lena (9)
|
MRQNS |
1:46.07 |
1:35.67 |
-10.40 |
| 14 |
Koh, Alexa S (10)
|
MRPAC |
1:45.99 |
1:41.28 |
-4.71 |
| 15 |
Jones- Cimini, Margaret (9)
|
MRRED |
1:59.18 |
1:49.65 |
-9.53 |
|
Fasolino, Sofia (9)
|
MRWEST |
1:39.74 |
DQ |
- |
|
Trinidad, Chelanny A (10)
|
MRRED |
1:55.21 |
DQ |
- |
|
Landers, Emma (10)
|
MRPAC |
1:45.99 |
DQ |
- |