| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bartoszewicz, Julia (12)
|
NJCBGC |
1:00.90 |
1:01.09 |
0.19 |
| 2 |
Kim, Minjeong R (12)
|
NJSSCT |
1:05.15 |
1:01.64 |
-3.51 |
| 3 |
England, Madison L (11)
|
NJSKYY |
1:03.22 |
1:02.41 |
-0.81 |
| 4 |
Konopka, Magda (12)
|
NJSKYY |
1:01.76 |
1:02.85 |
1.09 |
| 5 |
Hyde, Olivia (12)
|
NJNJBL |
1:03.94 |
1:03.10 |
-0.84 |
| 6 |
Choi, Bijou (12)
|
NJSSCT |
1:05.87 |
1:03.19 |
-2.68 |
| 7 |
Pages, Valeria (11)
|
NJEAG |
1:03.33 |
1:03.23 |
-0.10 |
| 8 |
Principe, Sofia N (11)
|
NJSKYY |
1:05.69 |
1:04.94 |
-0.75 |
| 9 |
Jackson, Christina A (11)
|
NJSKYY |
1:05.89 |
1:05.81 |
-0.08 |
| 10 |
Kepka, Cleo (11)
|
NJSKYY |
1:07.07 |
1:06.17 |
-0.90 |
| 11 |
Berkenbosch, Julia (12)
|
NJCBGC |
1:04.30 |
1:06.45 |
2.15 |
| 12 |
Ruatos, Chastity J (11)
|
NJSCAR |
1:06.91 |
1:06.49 |
-0.42 |
| 13 |
Berkenbosch, Samantha (12)
|
NJCBGC |
1:03.45 |
1:07.30 |
3.85 |
| 14 |
DeSalvo, Ella (12)
|
NJSKYY |
1:07.89 |
1:07.58 |
-0.31 |
| 15 |
Glenn, Grace (11)
|
NJNJBL |
1:07.34 |
1:07.83 |
0.49 |
| 16 |
Mazure, Kenzie T (11)
|
NJSKYY |
1:07.54 |
1:08.06 |
0.52 |
| 17 |
Bendoraitis, Elizabeth C (12)
|
NJSCAR |
1:05.67 |
1:08.25 |
2.58 |
| 18 |
Roberson, Kelsey P (12)
|
NJNPR |
1:05.79 |
1:09.42 |
3.63 |