| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Liu, Madeleine P (12)
|
NJWFY |
1:03.68 |
1:04.14 |
0.46 |
| 2 |
Roche, Cameron H (12)
|
NJWFY |
1:09.95 |
1:10.62 |
0.67 |
| 2 |
Navia, Daniella A (12)
|
NJWFY |
1:08.22 |
1:10.62 |
2.40 |
| 4 |
Park, Laura (11)
|
NJWFY |
1:07.72 |
1:11.39 |
3.67 |
| 5 |
Hoffmann, Claire C (12)
|
NJWFY |
1:28.80 |
1:16.57 |
-12.23 |
| 6 |
Gallucci, Gabriella J (11)
|
NJWFY |
1:16.75 |
1:16.58 |
-0.17 |
| 7 |
Chung, Kailey (12)
|
NJWFY |
1:14.58 |
1:16.96 |
2.38 |
| 8 |
Melarti, Sofia C (12)
|
NJWFY |
1:14.22 |
1:17.62 |
3.40 |
| 9 |
Blass, Julia C (12)
|
NJWFY |
1:27.27 |
1:19.23 |
-8.04 |
| 10 |
Hewson, Cate E (11)
|
NJCJAC |
1:16.17 |
1:19.72 |
3.55 |
| 11 |
Barnabei, Isabella M (11)
|
NJWFY |
1:21.68 |
1:21.02 |
-0.66 |
| 12 |
Wilson, Maggie E (11)
|
NJWFY |
1:18.45 |
1:21.38 |
2.93 |
| 13 |
Cho, Irene (11)
|
NJWFY |
1:17.38 |
1:22.98 |
5.60 |
| 14 |
Gu, Alina (11)
|
NJWFY |
1:39.03 |
1:23.31 |
-15.72 |
| 15 |
Croddick, Hanaway J (11)
|
NJCJAC |
1:35.66 |
1:26.66 |
-9.00 |
| 16 |
Tretola, AnnaMarie R (11)
|
NJWFY |
1:32.93 |
1:33.42 |
0.49 |
| 17 |
Ursich, Natalie E (11)
|
NJWFY |
1:49.27 |
1:35.48 |
-13.79 |
| 18 |
Christinger, Lindsey G (11)
|
NJWFY |
1:37.19 |
1:40.06 |
2.87 |
| 19 |
Bailey, Caitlin G (11)
|
NJMALT |
1:43.89 |
1:59.13 |
15.24 |