| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fenn, Victoria A (10)
|
MAPFY |
1:15.82 |
1:15.91 |
0.09 |
| 2 |
Hartmann, Sierra F (10)
|
MAPFY |
1:20.67 |
1:17.62 |
-3.05 |
| 3 |
Tassinari, Marianne E (9)
|
MAPFY |
1:19.94 |
1:22.02 |
2.08 |
| 4 |
McCall, Cara (10)
|
MAPFY |
1:19.32 |
1:25.71 |
6.39 |
| 5 |
Herbst, Laura K (10)
|
MAPAAC |
1:18.55 |
1:25.97 |
7.42 |
| 6 |
Lin, Simone (9)
|
MAPAAC |
1:29.09 |
1:26.50 |
-2.59 |
| 7 |
Gray, Elizabeth C (10)
|
MASERP |
1:34.29 |
1:28.86 |
-5.43 |
| 8 |
Walls, Lauren R (10)
|
MAPAAC |
1:31.76 |
1:28.95 |
-2.81 |
| 9 |
Walls, Jillian Y (10)
|
MAPAAC |
1:31.51 |
1:29.81 |
-1.70 |
| 10 |
Tewksbury, Madison O (10)
|
MAPAAC |
1:47.95 |
1:31.60 |
-16.35 |
| 11 |
Cincera, Sofia A (10)
|
MAPAAC |
|
1:39.25 |
- |
| 12 |
Gandhi, Reva (9)
|
MAPAAC |
|
1:57.72 |
- |