| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Su, Lainee J (12)
|
NJSCAR |
1:13.64 |
1:14.14 |
0.50 |
| 2 |
Karnaugh, Sofia A (11)
|
NJSCAR |
1:17.36 |
1:16.10 |
-1.26 |
| 3 |
Wei, Sara (12)
|
NJSCAR |
1:16.78 |
1:17.80 |
1.02 |
| 4 |
Calabrese, Jenavieve R (12)
|
NJLIFE |
1:22.11 |
1:20.39 |
-1.72 |
| 5 |
Qiao, Angela A (12)
|
NJSCAR |
1:19.34 |
1:20.40 |
1.06 |
| 6 |
McCarthy, Aubrey (11)
|
NJLIFE |
1:22.86 |
1:22.06 |
-0.80 |
| 7 |
Bohra, Lily (11)
|
NJSWST |
1:24.53 |
1:22.15 |
-2.38 |
| 8 |
Ko, Hailey Y (12)
|
NJSCAR |
1:27.77 |
1:25.18 |
-2.59 |
| 9 |
Yang, Madeleine (11)
|
NJLIFE |
1:27.04 |
1:25.53 |
-1.51 |
| 10 |
Patel, Ashna P (12)
|
NJSCAR |
1:33.49 |
1:30.70 |
-2.79 |
| 11 |
Silver, Lola H (11)
|
NJSCAR |
1:33.18 |
1:33.41 |
0.23 |
| 12 |
Lee, Lyndsey (12)
|
NJACE |
1:34.01 |
1:35.99 |
1.98 |
| 13 |
Chiarella, Isabella R (11)
|
NJSCAR |
1:42.16 |
1:40.03 |
-2.13 |
| 14 |
Pradhan, Anah M (11)
|
NJSCAR |
1:48.67 |
1:45.90 |
-2.77 |