| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fan, Catherine (12)
|
MRLGAC |
1:10.22 |
1:11.26 |
1.04 |
| 2 |
Milio, Theresa A (12)
|
MRWEST |
1:08.44 |
1:12.08 |
3.64 |
| 3 |
Chong, Vanessa (11)
|
MRLGAC |
1:15.93 |
1:14.47 |
-1.46 |
| 4 |
Jiang, Joy (11)
|
MRWEST |
1:14.20 |
1:14.56 |
0.36 |
| 5 |
Rodriguez, Emily M (12)
|
MRLGAC |
1:13.83 |
1:16.38 |
2.55 |
| 6 |
Gjertsen, Emily A (12)
|
MRWEST |
1:16.30 |
1:18.54 |
2.24 |
| 7 |
Capuano, Caroline R (12)
|
MRWEST |
1:19.88 |
1:19.78 |
-0.10 |
| 8 |
Youssef, Lara S (12)
|
MRLGAC |
1:25.00 |
1:20.05 |
-4.95 |
| 9 |
Langaman, Jolina M (12)
|
MRHS |
1:23.76 |
1:20.40 |
-3.36 |
| 10 |
Lee, Megan C (11)
|
MRWEST |
1:18.05 |
1:20.99 |
2.94 |
| 11 |
Hyndman, Kailah (11)
|
MRUNHE |
1:39.49 |
1:25.60 |
-13.89 |
| 12 |
Lee, Jenny (12)
|
MRLGAC |
1:26.76 |
1:26.71 |
-0.05 |
| 13 |
LePique, Maya F (11)
|
MRRED |
1:51.38 |
1:29.80 |
-21.58 |
| 14 |
Rodriguez Andersen, Caroline (11)
|
MRLGAC |
1:40.08 |
1:35.45 |
-4.63 |
| 15 |
Orris- Maitland, Alicia T (11)
|
MRRED |
1:32.04 |
1:36.94 |
4.90 |
| 16 |
Lopez, Isabella S (11)
|
MRPATS |
1:38.37 |
1:38.05 |
-0.32 |
| 17 |
Loor- Steinberg, Thalia (12)
|
NJMALT |
1:31.58 |
1:48.74 |
17.16 |
| 18 |
Lee, Jasmin (11)
|
MRLGAC |
1:47.43 |
1:49.02 |
1.59 |