| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Martinez-Reyes, Tristinye (11)
|
MRNYCP |
1:19.82 |
1:19.88 |
0.06 |
| 2 |
Pardlo, Gabriella Sara (12)
|
MRNYCP |
1:28.29 |
1:26.41 |
-1.88 |
| 3 |
Chernishova, Maria E (11)
|
MRSHY |
1:26.75 |
1:26.52 |
-0.23 |
| 4 |
Smith, Jamila (11)
|
MRNFS |
1:21.71 |
1:26.70 |
4.99 |
| 5 |
Wellington, Elizabeth (11)
|
MRSHY |
1:31.26 |
1:30.43 |
-0.83 |
| 6 |
Hernandez, Sury (11)
|
MRNYCP |
1:25.68 |
1:31.08 |
5.40 |
| 7 |
Barnard, Maya T (12)
|
MRHES |
1:35.30 |
1:31.13 |
-4.17 |
| 8 |
Ha, Kara (11)
|
MRLIFE |
1:36.72 |
1:33.00 |
-3.72 |
| 9 |
Rush, Rebecca M (12)
|
MRLIAC |
1:55.00 |
1:43.52 |
-11.48 |
| 10 |
Zhenilenko, Kathryn (11)
|
MRHES |
1:42.11 |
1:44.16 |
2.05 |
| 11 |
Syrett, Claire B (12)
|
MRASAP |
1:43.94 |
1:47.37 |
3.43 |
| 12 |
Smith, Ayanna (11)
|
MRHES |
|
1:52.79 |
- |
| 13 |
Joseph, Lucina M (11)
|
MRLIAC |
1:53.44 |
1:54.31 |
0.87 |
| 14 |
Wiseman, Arianna (11)
|
MRLIFE |
2:00.00 |
1:59.33 |
-0.67 |
| 16 |
Lukenich, Eila A (12)
|
MRASAP |
1:52.27 |
2:00.52 |
8.25 |
|
Rousakis, Marianna E (11)
|
MRASAP |
2:07.28 |
DQ |
- |