| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Meyerhoeffer, Stella M (12)
|
MRSPAR |
1:05.45 |
1:04.67 |
-0.78 |
| 2 |
Lopez, Olivia K (12)
|
MRPAC |
1:08.99 |
1:07.15 |
-1.84 |
| 3 |
Mykytenko, Elizabeth (12)
|
MRRAC |
1:13.19 |
1:10.19 |
-3.00 |
| 4 |
Weglarz, Juliet R (12)
|
MRSPAR |
|
1:17.03 |
- |
| 5 |
Tallides, Eleni L (11)
|
NJWAVE |
1:16.75 |
1:17.08 |
0.33 |
| 6 |
Zhikharev, Alexandra (11)
|
NJWAVE |
1:18.58 |
1:17.88 |
-0.70 |
| 7 |
McKee, Yesenia A (11)
|
MRIA |
1:16.61 |
1:17.90 |
1.29 |
| 8 |
Wei, Alice (11)
|
MRRAC |
1:20.42 |
1:20.41 |
-0.01 |
| 9 |
Caruvana, Lauren E (11)
|
MRRAC |
1:28.00 |
1:21.77 |
-6.23 |
| 10 |
Wentland, Sara G (11)
|
MRPAC |
1:25.22 |
1:22.58 |
-2.64 |