| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fields, Francesca T (16)
|
NJOCY |
34.74 |
37.23 |
2.49 |
| 2 |
Kwapich, Ella S (17)
|
AZOV |
42.15 |
37.38 |
-4.77 |
| 3 |
Westhoven, Marcella G (16)
|
NJOCY |
47.00 |
38.18 |
-8.82 |
| 4 |
Jarrold, Nora R (17)
|
AZOV |
38.37 |
38.26 |
-0.11 |
| 5 |
Fields, Ava M (15)
|
NJOCY |
37.27 |
39.36 |
2.09 |
| 6 |
Tapia, Danna V (16)
|
NJCBGC |
39.94 |
39.40 |
-0.54 |
| 7 |
Flanagan, Annie B (16)
|
NJEEX |
39.04 |
39.95 |
0.91 |
| 8 |
Hall, Kaitlin J (16)
|
NJRVYM |
39.24 |
40.02 |
0.78 |
| 9 |
Schuster, Evangeline C (16)
|
NJEEX |
42.47 |
43.76 |
1.29 |
| 10 |
Mandanas, Victoria (15)
|
NJOCY |
45.80 |
46.02 |
0.22 |
| 11 |
Kerwin, Aidan R (15)
|
AZOV |
46.29 |
47.41 |
1.12 |
| 12 |
Kiszkiel, Antonina (15)
|
NJCBGC |
49.06 |
49.18 |
0.12 |
| 13 |
Lester, Amaya R (15)
|
NJPPST |
52.65 |
52.53 |
-0.12 |
| 14 |
Vij, Manya (17)
|
NJAPEX |
1:03.54 |
59.40 |
-4.14 |