| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
King, Lily G (12)
|
AMMPAC |
1:18.30 |
1:07.76 |
-10.54 |
| 2 |
Siegel, Thea E (11)
|
AMHD |
1:25.45 |
1:15.17 |
-10.28 |
| 3 |
Sipula, Estella A (11)
|
AMWHAT |
1:31.47 |
1:16.82 |
-14.65 |
| 4 |
Dudkowski, Abigail E (12)
|
AMPRA |
1:24.16 |
1:19.54 |
-4.62 |
| 5 |
Liu, Stacy R (11)
|
AMPTSC |
1:28.66 |
1:20.89 |
-7.77 |
| 6 |
Kurimsky, Kendyl L (11)
|
AMFAST |
1:19.75 |
1:21.80 |
2.05 |
| 7 |
Jackson, Julia R (11)
|
AMFAST |
1:23.33 |
1:22.34 |
-0.99 |
| 8 |
Hune, Julia M (12)
|
AMNGAC |
1:18.88 |
1:22.60 |
3.72 |
| 9 |
Vrcic, Sophia G (11)
|
AMWHAT |
1:30.88 |
1:24.01 |
-6.87 |
| 10 |
Chelli, Kaysia M (12)
|
AMSASC |
1:26.69 |
1:24.02 |
-2.67 |
| 11 |
Starostina, Milana M (11)
|
AMRXA |
1:29.82 |
1:24.15 |
-5.67 |
| 12 |
Augustynowicz, Macie A (11)
|
AMPTSC |
1:25.01 |
1:26.11 |
1.10 |
| 13 |
Chen, Ally Y (12)
|
AMPTSC |
1:36.95 |
1:27.51 |
-9.44 |
| 14 |
Driscoll, Emma L (11)
|
AMHAAC |
1:28.48 |
1:30.03 |
1.55 |
| 15 |
Byars, Adeline F (11)
|
AMNAC |
1:45.54 |
1:35.31 |
-10.23 |
|
Gregorowicz, Abigail S (12)
|
AMPRA |
1:30.67 |
DQ |
- |
|
Urling, Alyssa C (11)
|
AMPRA |
1:27.59 |
DQ |
- |
|
Phenizee, Kymiah (12)
|
AMGPAC |
1:30.63 |
NS |
- |
|
Van Norman, Ella C (11)
|
AMGLAC |
1:20.88 |
NS |
- |