| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cho, Cheryn (12)
|
NJUN |
1:15.07 |
1:17.18 |
2.11 |
| 2 |
Malkowicz, Sophia C (11)
|
MRTRI |
1:19.67 |
1:17.32 |
-2.35 |
| 3 |
Lee, Corelle (12)
|
NJLIFE |
1:21.04 |
1:19.68 |
-1.36 |
| 4 |
Tedesco, Amanda G (11)
|
MRIA |
1:29.45 |
1:25.36 |
-4.09 |
| 5 |
Kern, Olivia R (12)
|
MRWISC |
1:34.28 |
1:25.49 |
-8.79 |
| 6 |
Duke, Ainsley C (12)
|
MRWISC |
1:32.73 |
1:25.55 |
-7.18 |
| 7 |
Wei, Aily (11)
|
NJLIFE |
1:28.15 |
1:25.72 |
-2.43 |
| 8 |
Kim, Olivia (11)
|
NJWAVE |
1:30.01 |
1:30.72 |
0.71 |
| 9 |
Tawil, Ella C (11)
|
MRTRI |
1:50.12 |
1:30.95 |
-19.17 |
| 10 |
Tenkman, Claire C (12)
|
MRHYB |
1:29.14 |
1:31.49 |
2.35 |
| 11 |
Jordan, Lily M (11)
|
MRWISC |
1:38.21 |
1:32.09 |
-6.12 |
| 12 |
Johnson, Ella (11)
|
MRIA |
1:34.52 |
1:33.22 |
-1.30 |
| 13 |
Rochford, Juliana G (11)
|
MRIA |
1:33.45 |
1:33.48 |
0.03 |
| 14 |
Anzalone, Brooke N (11)
|
MRUN |
1:40.48 |
1:34.84 |
-5.64 |
| 15 |
Radov, Rachel (11)
|
MRTRI |
1:45.00 |
1:38.32 |
-6.68 |
| 16 |
McDonald, Karina M (11)
|
MRIA |
1:46.24 |
1:43.03 |
-3.21 |
| 17 |
O'Doherty, Caroline M (12)
|
MRFA |
1:52.67 |
1:45.23 |
-7.44 |
| 18 |
Cunniffe, Josephine E (11)
|
MRIA |
|
1:47.85 |
- |
| 19 |
Smith, Josephine M (11)
|
MRIA |
1:55.75 |
1:50.31 |
-5.44 |