| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Afanasewicz, Kate N (10)
|
MRPAC |
1:19.96 |
1:16.53 |
-3.43 |
| 2 |
Monnelly, Mikaela N (10)
|
MRBGNW |
1:24.47 |
1:22.90 |
-1.57 |
| 3 |
McMullan, Hannah R (10)
|
MRBGNW |
1:28.97 |
1:24.39 |
-4.58 |
| 4 |
Fernstrom, Abigail R (10)
|
MRBGNW |
1:28.10 |
1:27.89 |
-0.21 |
| 5 |
Mealli, Ingrid S (10)
|
MRBGNW |
1:27.80 |
1:28.10 |
0.30 |
| 6 |
la Fleur, Chloe R (10)
|
MRBGNW |
1:34.77 |
1:29.58 |
-5.19 |
| 7 |
Zhu, Serena (10)
|
MRWEST |
1:42.03 |
1:31.75 |
-10.28 |
| 8 |
Pfluger, Allison E (10)
|
MRBGNW |
1:41.56 |
1:36.15 |
-5.41 |
| 9 |
Volodicheva, Emma (10)
|
MRPAC |
1:44.39 |
1:37.92 |
-6.47 |
| 10 |
Giarnella, Viviana R (10)
|
MRBGNW |
1:33.67 |
1:38.42 |
4.75 |
| 11 |
Shanley, Clara (10)
|
MRWEST |
|
1:43.58 |
- |
| 12 |
Kimchy, Ella N (10)
|
MRPAC |
1:59.59 |
2:02.29 |
2.70 |
|
Choe, Grace H (10)
|
MRPAC |
2:42.09 |
DQ |
- |
|
Kim, Madison Y (10)
|
MRPAC |
2:35.33 |
DQ |
- |
|
O'Keefe, Brynne M (10)
|
MRWEST |
1:33.42 |
DQ |
- |