| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Penn, Haley J (10)
|
MRSMC |
1:26.32 |
1:21.92 |
-4.40 |
| 1 |
Valerio, Sara A (9)
|
MRYMID |
1:29.26 |
1:25.04 |
-4.22 |
| 2 |
Vitti, Kate L (9)
|
MRBGNW |
1:25.90 |
1:22.58 |
-3.32 |
| 2 |
Petriccione, Melania C (10)
|
MRRA |
1:28.10 |
1:26.58 |
-1.52 |
| 3 |
King, Abigail (9)
|
MRSMC |
1:27.50 |
1:22.60 |
-4.90 |
| 3 |
Joyce, Margaret K (10)
|
MRSMC |
1:28.53 |
1:27.02 |
-1.51 |
| 4 |
Calvin, Chelsea (10)
|
MRSSL |
1:30.20 |
1:27.33 |
-2.87 |
| 4 |
Slocum, Ann T (9)
|
MRBGNW |
1:36.39 |
1:38.88 |
2.49 |
| 5 |
Todorov, Ainhoa (10)
|
MRCFJV |
1:28.66 |
1:27.76 |
-0.90 |
| 6 |
Ketron, Emily A (10)
|
MRBGNW |
1:30.12 |
1:28.50 |
-1.62 |
| 7 |
Hricay, Grace M (10)
|
MREAST |
1:32.40 |
1:30.15 |
-2.25 |
| 8 |
Wilkinson, Julia (10)
|
MRCFJV |
1:34.10 |
1:30.41 |
-3.69 |
| 9 |
White, Sienna R (10)
|
MRBGNW |
1:31.88 |
1:31.59 |
-0.29 |
| 10 |
Regenauer, Magdalena G (10)
|
MRNBS |
1:37.43 |
1:35.00 |
-2.43 |
|
Tirch, Doriana R (8)
|
MRHVD |
1:36.55 |
DQ |
- |
|
Concepcion, Alex P (10)
|
MRNYSA |
1:26.48 |
NS |
- |
|
Douthit, Lydia E (10)
|
MRMWDA |
1:34.63 |
NS |
- |