| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McCottry, Maya (10)
|
MADCAA |
1:23.94 |
1:21.25 |
-2.69 |
| 1 |
Zeng, Lilian (10)
|
MALCY |
1:20.45 |
1:21.51 |
1.06 |
| 1 |
Mattice, Kenighan (10)
|
MALCY |
1:31.97 |
1:30.04 |
-1.93 |
| 2 |
Ruggeri, Lauren (10)
|
MALCY |
1:23.31 |
1:21.46 |
-1.85 |
| 2 |
Lacovara, Leah (10)
|
MALCY |
1:34.94 |
1:30.42 |
-4.52 |
| 3 |
Baran, Georgia C (10)
|
MAGAAC |
1:24.11 |
1:22.57 |
-1.54 |
| 3 |
DeCardona, Sophia E (9)
|
MAGAAC |
1:34.88 |
1:30.87 |
-4.01 |
| 4 |
Boles, Karly J (10)
|
MAGAAC |
1:22.87 |
1:23.96 |
1.09 |
| 4 |
Jones, Cooper (9)
|
MALCY |
1:34.09 |
1:33.51 |
-0.58 |
| 5 |
Freeman, Sarah E (10)
|
MAUN |
1:24.79 |
1:25.93 |
1.14 |
| 5 |
Coffman, Riley (10)
|
MALYM |
1:34.28 |
1:34.16 |
-0.12 |
| 6 |
Murray, Claire E (10)
|
MAGAAC |
1:28.85 |
1:26.74 |
-2.11 |
| 6 |
Glynn, Delaney C (10)
|
MANSC |
1:35.14 |
1:34.96 |
-0.18 |
| 7 |
Soroka, Michelina R (10)
|
MADCAA |
1:31.25 |
1:28.49 |
-2.76 |
| 7 |
Brazer, Charlotte E (9)
|
MAGAAC |
1:38.45 |
1:35.24 |
-3.21 |
| 8 |
Seidman, Jordan K (10)
|
MAGAAC |
1:39.49 |
1:35.49 |
-4.00 |
| 9 |
Kraft, Olivia G (9)
|
MADCAA |
1:35.36 |
1:35.80 |
0.44 |
| 10 |
Rideout, Avery J (9)
|
MANHAC |
1:40.47 |
1:39.07 |
-1.40 |
| 11 |
Short, Sophia N (9)
|
MANSC |
|
1:39.90 |
- |
| 12 |
Winkelman, Gabrielle G (10)
|
NJTAC |
1:41.15 |
1:39.99 |
-1.16 |
| 13 |
Commander, Abigail K (9)
|
MANHAC |
1:46.13 |
1:46.58 |
0.45 |
| 14 |
Simonetti, Elsa B (9)
|
MACHEL |
1:50.98 |
1:46.84 |
-4.14 |
| 15 |
Obenski, Lucille A (9)
|
MALCY |
1:50.52 |
1:51.38 |
0.86 |
|
Wasserstrom, Abbie R (10)
|
MANSC |
1:26.22 |
DQ |
- |
|
Henshall, Katie R (9)
|
MALCY |
|
NS |
- |
|
Meyers, Sophia M (9)
|
MANSC |
1:50.41 |
NS |
- |