| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nguyen, Sloane M (10)
|
PVMACH |
1:10.66 |
1:11.78 |
1.12 |
| 2 |
Karasiewicz, Hayden A (10)
|
MDBAY |
1:17.04 |
1:17.30 |
0.26 |
| 3 |
Frank, Kayla (10)
|
MAWEST |
1:37.41 |
1:21.40 |
-16.01 |
| 4 |
Alexandrova-Bailey, Maria M (10)
|
PVMACH |
1:28.83 |
1:22.74 |
-6.09 |
| 5 |
Van Schagen, Tessa N (9)
|
PVSDS |
1:31.30 |
1:26.43 |
-4.87 |
| 6 |
Zhou, Kate (10)
|
PVSDS |
1:36.20 |
1:30.15 |
-6.05 |
| 7 |
Bain, Sarcha (10)
|
PVSDS |
1:31.45 |
1:33.08 |
1.63 |
| 8 |
Stormberg, Monroe A (9)
|
PVDCPR |
1:43.12 |
1:35.25 |
-7.87 |
| 9 |
Gronvall, Emily E (10)
|
PVSA |
1:35.91 |
1:40.38 |
4.47 |
| 10 |
Roper, Michelle E (9)
|
PVMACH |
1:33.58 |
1:41.04 |
7.46 |
| 11 |
Cartagena, Ila F (9)
|
PVSA |
1:52.26 |
1:43.23 |
-9.03 |
| 12 |
Cruz, Irina A (10)
|
PVSA |
1:52.08 |
1:44.11 |
-7.97 |