| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Harris, Ryan (10)
|
NJGMNY |
3:22.04 |
3:18.53 |
-3.51 |
| 2 |
Jia, Ivy (10)
|
NJLHY |
3:20.00 |
3:18.76 |
-1.24 |
| 3 |
Ureta, Klarisse (9)
|
NJGMNY |
3:30.98 |
3:18.85 |
-12.13 |
| 4 |
Mastroianni, Sofia C (10)
|
NJOCY |
3:12.55 |
3:22.25 |
9.70 |
| 5 |
McCamish, Eleanor (9)
|
NJGMNY |
3:28.99 |
3:29.78 |
0.79 |
| 6 |
Smith, Olivia (10)
|
NJGMNY |
3:38.89 |
3:31.43 |
-7.46 |
| 7 |
Ferrante, Liliana M (9)
|
NJMYM |
3:47.91 |
3:34.36 |
-13.55 |
| 8 |
Sonnstedt, Kate P (10)
|
MAUMLY |
3:44.80 |
3:37.10 |
-7.70 |
| 9 |
Zulumovski, Magdalena (9)
|
NJLHY |
3:45.00 |
3:48.89 |
3.89 |
| 10 |
Fung, Madelina B (10)
|
NJLHY |
3:50.00 |
3:55.50 |
5.50 |
| 11 |
Mathis, Helena M (10)
|
NJLHY |
3:40.00 |
4:02.08 |
22.08 |
| 12 |
Hathiramani, Keya (10)
|
NJMYM |
4:35.29 |
4:18.34 |
-16.95 |