| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Poland, Allison (14)
|
MACYA |
1:09.44 |
1:10.60 |
1.16 |
| 2 |
Root, Ella A (13)
|
MAMARA |
1:15.44 |
1:20.66 |
5.22 |
| 3 |
Kauffman, Annalise F (14)
|
MAMARA |
1:23.71 |
1:24.28 |
0.57 |
| 4 |
Brinkman, Sidney Q (14)
|
MAMARA |
1:25.12 |
1:26.35 |
1.23 |
| 5 |
Taylor, Erin M (13)
|
MACYA |
1:20.99 |
1:27.81 |
6.82 |
| 6 |
Clinton, Lily A (13)
|
MAMARA |
1:30.87 |
1:28.46 |
-2.41 |
| 7 |
Smith, Victoria A (13)
|
MAMARA |
1:35.43 |
1:33.00 |
-2.43 |
| 8 |
Preston, Kairi E (13)
|
MAMARA |
1:36.49 |
1:33.38 |
-3.11 |
| 9 |
Rittenhouse, Julianna R (13)
|
MAMARA |
1:37.33 |
1:36.99 |
-0.34 |
| 10 |
Seminara, Rosemarie V (14)
|
MAMARA |
1:45.14 |
1:41.78 |
-3.36 |
| 11 |
Caplan, Molly A (14)
|
MAMARA |
2:00.17 |
2:05.45 |
5.28 |
|
Helfrich, Dara A (14)
|
MAMARA |
|
DQ |
- |