| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Blaho, Emma V (8)
|
MREAST |
35.52 |
35.96 |
0.44 |
| 2 |
Augustensen, Isabella M (8)
|
MRPAC |
42.96 |
40.43 |
-2.53 |
| 3 |
Chandra, Audrey L (8)
|
MRLIAC |
42.39 |
42.57 |
0.18 |
| 4 |
Dominik, Eliana J (8)
|
NJLIFE |
48.42 |
44.05 |
-4.37 |
| 5 |
Hafeez, Uma P (8)
|
MRLIAC |
50.00 |
44.94 |
-5.06 |
| 6 |
Myslinski, Molly G (8)
|
MRPAC |
48.77 |
45.59 |
-3.18 |
| 7 |
Abrahamson, Anna E (8)
|
MRPAC |
57.91 |
49.54 |
-8.37 |
| 8 |
Romero, Natalia (8)
|
MRPAC |
52.90 |
50.58 |
-2.32 |
| 9 |
Pouwels, Kaia (7)
|
MRMAKO |
1:10.77 |
51.81 |
-18.96 |
| 10 |
Gold, Samantha (8)
|
MRMAKO |
59.77 |
53.03 |
-6.74 |
| 11 |
Ferrarese, Charlotte G (8)
|
MREAST |
54.04 |
54.75 |
0.71 |
| 12 |
Dubitsky, Katherine A (8)
|
MREAST |
|
58.45 |
- |
| 13 |
Ahmad, Zara A (7)
|
MRPAC |
1:05.48 |
1:01.26 |
-4.22 |
| 14 |
Royzman, Skylar J (6)
|
MREAST |
|
1:10.13 |
- |
| 15 |
Park, Avery L (8)
|
MRPAC |
1:27.17 |
1:25.13 |
-2.04 |
|
Champness, Mary J (7)
|
MREAST |
|
DQ |
- |