| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Monnelly, Mikaela N (10)
|
MRBGNW |
1:12.38 |
1:12.44 |
0.06 |
| 2 |
Mealli, Ingrid S (10)
|
MRBGNW |
1:21.75 |
1:16.11 |
-5.64 |
| 3 |
O'Keefe, Brynne M (10)
|
MRWEST |
1:17.77 |
1:16.58 |
-1.19 |
| 4 |
la Fleur, Chloe R (10)
|
MRBGNW |
1:23.77 |
1:19.71 |
-4.06 |
| 5 |
Volodicheva, Emma (10)
|
MRPAC |
1:23.35 |
1:21.27 |
-2.08 |
| 6 |
Fernstrom, Abigail R (10)
|
MRBGNW |
1:42.48 |
1:23.66 |
-18.82 |
| 7 |
Shanley, Clara (10)
|
MRWEST |
|
1:23.73 |
- |
| 8 |
Zhu, Serena (10)
|
MRWEST |
1:18.92 |
1:24.32 |
5.40 |
| 9 |
Pfluger, Allison E (10)
|
MRBGNW |
1:25.91 |
1:26.60 |
0.69 |
| 10 |
Giarnella, Viviana R (10)
|
MRBGNW |
1:25.20 |
1:29.44 |
4.24 |
| 11 |
White, Bria F (10)
|
MRBGNW |
1:37.02 |
1:35.65 |
-1.37 |
| 12 |
Kimchy, Ella N (10)
|
MRPAC |
1:38.68 |
1:42.70 |
4.02 |
| 13 |
Kim, Madison Y (10)
|
MRPAC |
2:06.86 |
2:02.64 |
-4.22 |
|
Choe, Grace H (10)
|
MRPAC |
2:05.88 |
DQ |
- |