| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pramanik, Nidhi (14)
|
NJHACY |
44.94 |
44.67 |
-0.27 |
| 2 |
Liu, Emma (14)
|
NJWW |
45.73 |
45.23 |
-0.50 |
| 3 |
Nower, Amelia C (13)
|
NJTAC |
45.87 |
45.51 |
-0.36 |
| 4 |
Ezennia, Nneka N (13)
|
NJHACY |
42.26 |
46.39 |
4.13 |
| 5 |
Dellibovi, Cordelia (14)
|
NJHCY |
47.62 |
47.94 |
0.32 |
| 6 |
Dronadula, Pranavi (13)
|
NJPAA |
52.99 |
50.63 |
-2.36 |
| 7 |
Bonchev, Addison S (14)
|
NJHACY |
49.57 |
50.94 |
1.37 |
| 8 |
Pollock, Marin A (13)
|
NJAPEX |
49.27 |
51.02 |
1.75 |
| 9 |
Sahoo, Aishani (14)
|
NJAPEX |
53.18 |
51.62 |
-1.56 |
| 10 |
Lubas, Jen (14)
|
NJMEY |
48.00 |
52.86 |
4.86 |
| 11 |
Nair, Anishka (13)
|
NJHACY |
1:09.14 |
53.48 |
-15.66 |
| 12 |
Mazariegos, Allison M (13)
|
NJHACY |
55.18 |
55.91 |
0.73 |
| 13 |
Rollmann, Sophia F (13)
|
NJPPST |
55.79 |
56.14 |
0.35 |
| 14 |
Pandya, Tanishi P (13)
|
NJAPEX |
1:00.27 |
57.06 |
-3.21 |
| 15 |
Devanahally, Samya S (13)
|
NJAPEX |
1:06.26 |
1:01.06 |
-5.20 |