| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Potts, Mikayla E (10)
|
MANPAC |
1:24.53 |
1:20.22 |
-4.31 |
| 2 |
Gonzales, Lydia R (10)
|
MAUN |
1:21.40 |
1:22.48 |
1.08 |
| 3 |
Vorobyeva, Arina I (10)
|
MAUDAC |
1:22.62 |
1:26.17 |
3.55 |
| 4 |
Traub, Celia B (10)
|
MAPAAC |
1:42.70 |
1:29.95 |
-12.75 |
| 5 |
Jia, Annie Z (10)
|
MAUDAC |
1:28.20 |
1:30.46 |
2.26 |
| 6 |
Sommer, Truly A (10)
|
MAMAC |
1:35.28 |
1:34.72 |
-0.56 |
| 7 |
Doran, Erika L (10)
|
MAUN |
1:34.05 |
1:34.94 |
0.89 |
| 8 |
Krause, Katie Q (10)
|
NJSTAC |
1:34.07 |
1:36.98 |
2.91 |
| 9 |
Kellner, Gabriella H (10)
|
MACBST |
|
1:39.33 |
- |
| 10 |
Majewski, Madeline J (10)
|
MACBST |
|
1:46.34 |
- |
| 11 |
Otero-Rehrig, Hazel C (10)
|
MAPAAC |
|
1:53.86 |
- |
| 12 |
McGlynn, Shea (9)
|
MABLUE |
1:58.62 |
1:56.92 |
-1.70 |
| 13 |
Molnar, Natalie S (10)
|
MAPAAC |
|
2:00.10 |
- |
| 14 |
Jeffers, Lily A (9)
|
MAUPY |
|
2:21.43 |
- |