| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brandbergh, Ellie (15)
|
NJTCC |
28.13 |
28.01 |
-0.12 |
| 1 |
Di Blasio, Veronique (15)
|
NJPFY |
28.78 |
28.49 |
-0.29 |
| 1 |
Monaghan, Isabelle (16)
|
NJNA |
32.10 |
31.29 |
-0.81 |
| 2 |
Caddeau, Isabella (15)
|
NJCPAR |
31.29 |
30.80 |
-0.49 |
| 2 |
Wojtenko, Juliana (17)
|
ZZHH |
34.94 |
33.56 |
-1.38 |
| 2 |
Moskowitz, Jennifer E (17)
|
NJHQH |
34.45 |
34.65 |
0.20 |
| 3 |
Fitzgerald, Anya (17)
|
LSA |
31.90 |
30.92 |
-0.98 |
| 3 |
Wurtz, Lilly (15)
|
PB |
32.96 |
35.17 |
2.21 |
| 3 |
Slutzky, Jamie (15)
|
BFSC |
38.96 |
40.75 |
1.79 |
| 4 |
Petty, Maddie (17)
|
NJTCC |
30.38 |
32.56 |
2.18 |
| 5 |
Bullen-Smith, Alexandra (17)
|
LSA |
32.95 |
33.54 |
0.59 |
| 6 |
Lacava, Alyssa (16)
|
NJCPAR |
42.00 |
42.29 |
0.29 |
| 7 |
Catalina, Sophia (15)
|
NJCPAR |
45.83 |
46.35 |
0.52 |
|
Manto, Sarah (16)
|
NJCPAR |
39.57 |
DQ |
- |
|
Fallon, Cristina (15)
|
NJCPAR |
36.36 |
NS |
- |
|
Demeter, Hannah C (17)
|
NJCPC |
35.53 |
NS |
- |