| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Jagen, Sonia I (15)
|
NJCAT |
56.86 |
56.95 |
0.09 |
| 2 |
Kopytek, Sofia (15)
|
NJMAY |
54.90 |
57.16 |
2.26 |
| 3 |
Barton, Alison K (18)
|
NJMAY |
54.84 |
57.98 |
3.14 |
| 4 |
Steele, Sasha A (15)
|
NJCAT |
56.49 |
58.20 |
1.71 |
| 5 |
Knoll, Layla C (16)
|
NJMAY |
56.35 |
58.54 |
2.19 |
| 6 |
McGowan, Shannon A (15)
|
NJCAT |
58.21 |
58.96 |
0.75 |
| 7 |
Desiderio, Kasey (16)
|
NJCAT |
57.70 |
59.41 |
1.71 |
| 8 |
Black, Sasha G (15)
|
NJCAT |
58.14 |
1:00.22 |
2.08 |
| 9 |
Speace, Josie (15)
|
NJMAY |
58.32 |
1:00.83 |
2.51 |
| 10 |
Burns, Claire E (17)
|
NJMAY |
1:00.75 |
1:03.23 |
2.48 |
| 11 |
Tagliareni, Caitlyn G (18)
|
NJMAY |
57.42 |
1:03.69 |
6.27 |
| 12 |
Tapkas, Isabella R (16)
|
NJMAY |
59.71 |
1:04.02 |
4.31 |
| 13 |
Ramos, Vivianna Y (15)
|
NJCAT |
1:01.07 |
1:04.18 |
3.11 |
| 14 |
Burgess, Victoria M (15)
|
NJCAT |
1:02.99 |
1:04.43 |
1.44 |
| 15 |
Goroway, Leah P (16)
|
NJMAY |
1:05.16 |
1:05.70 |
0.54 |
| 16 |
Enslin, Annie C (17)
|
NJCAT |
1:05.47 |
1:07.73 |
2.26 |
|
Okawa-O'Connell, Coco N (16)
|
NJCAT |
57.40 |
NS |
- |