| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tapia, Danna V (10)
|
NJBGCD |
1:16.36 |
1:15.21 |
-1.15 |
| 2 |
Gumann, Ava K (9)
|
NJRANY |
1:16.11 |
1:15.29 |
-0.82 |
| 3 |
Pal, Saumya (10)
|
NJBB |
1:16.98 |
1:15.59 |
-1.39 |
| 4 |
Moroz, Sabrina M (9)
|
NJWFY |
1:19.96 |
1:17.81 |
-2.15 |
| 5 |
Bucur, Bella M (10)
|
NJSCY |
1:17.59 |
1:17.95 |
0.36 |
| 6 |
Bazan, Camila V (9)
|
NJBGCD |
1:19.63 |
1:18.45 |
-1.18 |
| 7 |
Borbe, Tamara Nicole S (10)
|
NJJFAC |
1:19.91 |
1:18.80 |
-1.11 |
| 8 |
Falcone, Kaycie A (10)
|
NJRANY |
1:17.58 |
1:19.14 |
1.56 |
| 9 |
Lobosco, Lila H (10)
|
NJWFY |
1:17.39 |
1:20.02 |
2.63 |
| 10 |
Critchley, Eva (10)
|
NJRANY |
1:19.16 |
1:20.33 |
1.17 |
| 11 |
Wang, Amber (10)
|
NJRY |
1:19.29 |
1:21.06 |
1.77 |
| 12 |
Smith, Rosemilee (9)
|
NJSCY |
1:18.41 |
1:21.73 |
3.32 |
| 13 |
St Pierre, Lucille D (10)
|
NJRY |
1:20.71 |
1:23.60 |
2.89 |
| 14 |
Kadian, Sophia (10)
|
NJJCB |
1:21.47 |
1:24.90 |
3.43 |
| 15 |
Alvarez, Mia M (9)
|
NJBGCD |
1:21.35 |
1:25.96 |
4.61 |
| 16 |
Ortiz, Rebecca (9)
|
NJRY |
1:21.67 |
1:27.78 |
6.11 |
|
Hames, Julia A (10)
|
NJCAT |
1:20.66 |
NS |
- |