| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Green, Daphne B (10)
|
MRRA |
1:03.04 |
1:06.21 |
3.17 |
| 2 |
Wargo, Natalie R (10)
|
MRYBAR |
1:14.15 |
1:11.77 |
-2.38 |
| 3 |
Corrado, Charlotte S (10)
|
MRMWDA |
1:18.92 |
1:13.10 |
-5.82 |
| 4 |
Carrigan, Kaylee (10)
|
MRRA |
1:24.40 |
1:17.75 |
-6.65 |
| 5 |
Eckert, Lucy M (10)
|
MRNDAC |
1:26.63 |
1:18.68 |
-7.95 |
| 6 |
Velez, Alana (9)
|
MRVAC |
1:24.90 |
1:19.83 |
-5.07 |
| 7 |
Kraft, Braeyelle M (9)
|
MRNDAC |
1:30.85 |
1:31.18 |
0.33 |
| 8 |
Lu, Selina T (9)
|
MRRA |
1:48.47 |
1:31.26 |
-17.21 |
| 9 |
Seise, Eileen (10)
|
NJSCY |
1:29.95 |
1:33.11 |
3.16 |
| 10 |
Sabanosh, Alexa (9)
|
NJSCY |
1:27.89 |
1:34.25 |
6.36 |
| 11 |
Cohen, Sophie E (9)
|
MRRA |
1:38.98 |
1:35.67 |
-3.31 |
| 12 |
Aukema, Kaiya (9)
|
NJSCY |
1:34.01 |
1:36.14 |
2.13 |
| 13 |
Ramos, Averi A (10)
|
MRWSSC |
|
1:37.38 |
- |
| 14 |
Johnson, Sudane Z (10)
|
MRVAC |
|
1:48.24 |
- |
| 15 |
Howe, June E (9)
|
MRNDAC |
1:56.11 |
1:53.45 |
-2.66 |
| 16 |
Muir-Gardner, Laila R (10)
|
MRYBAR |
1:49.89 |
2:20.42 |
30.53 |
| 17 |
Holcomb, Henry R (9)
|
MRRA |
2:00.00 |
3:01.95 |
61.95 |