| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McGirt, Elise (8)
|
NJNJBL |
36.14 |
34.04 |
-2.10 |
| 2 |
Kim, Angelina (8)
|
NJWAVE |
37.45 |
35.92 |
-1.53 |
| 4 |
Perez, Estefania M (7)
|
NJSCAR |
44.92 |
42.97 |
-1.95 |
| 5 |
Kim, Iris B (7)
|
NJSCAR |
44.37 |
43.83 |
-0.54 |
| 6 |
Ristad, Sabine A (8)
|
NJXCEL |
44.23 |
44.14 |
-0.09 |
| 7 |
Masella, Grace E (7)
|
NJCAT |
49.81 |
48.15 |
-1.66 |
| 8 |
Krisinski, Grace E (8)
|
NJCCC |
48.89 |
49.70 |
0.81 |
| 9 |
Heim, Bridget C (8)
|
NJTAC |
55.01 |
54.00 |
-1.01 |
| 10 |
Wong, Taylor (7)
|
NJMALT |
1:00.75 |
54.98 |
-5.77 |
| 11 |
Winkelman, Gabrielle G (8)
|
NJTAC |
56.84 |
56.90 |
0.06 |
| 12 |
Gaulin, Lily E (8)
|
NJFSPY |
1:04.30 |
58.93 |
-5.37 |
| 13 |
Benol, Amelia (8)
|
NJTAC |
55.44 |
1:00.70 |
5.26 |
| 14 |
Murungi, Nicola (8)
|
NJCAT |
1:00.80 |
1:03.48 |
2.68 |
| 15 |
Conway, Mary-Elizabeth (8)
|
NJMEY |
56.78 |
1:06.34 |
9.56 |
|
Huggard, Lily (6)
|
NJBB |
1:26.25 |
DQ |
- |