| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Frey, Dolores S (14)
|
MREAST |
1:01.60 |
1:01.76 |
0.16 |
| 2 |
Masters, Katherine L (14)
|
MREAST |
1:08.94 |
1:06.09 |
-2.85 |
| 3 |
McGlynn, Clare E (13)
|
MRBAD |
1:07.92 |
1:06.45 |
-1.47 |
| 4 |
McFarland, Brynn C (13)
|
MRBAD |
1:09.44 |
1:08.54 |
-0.90 |
| 5 |
Brenner, Alexandra R (14)
|
MREAST |
1:11.91 |
1:11.51 |
-0.40 |
| 6 |
Cabello, Mackenzie E (14)
|
MREAST |
1:10.04 |
1:12.51 |
2.47 |
| 7 |
Iacobazzi, Alba (14)
|
MREAST |
1:11.05 |
1:12.68 |
1.63 |
| 8 |
Troja, Sophia S (13)
|
MREAST |
1:13.85 |
1:13.14 |
-0.71 |
| 9 |
Arth, Alexandra K (13)
|
CTGRYM |
1:13.34 |
1:13.96 |
0.62 |
| 10 |
Sheldon, Stella A (14)
|
MREAST |
1:35.56 |
1:18.02 |
-17.54 |
| 11 |
Rolston, Viviana Q (13)
|
MREAST |
1:20.96 |
1:29.19 |
8.23 |
|
Campusano, Fabiane (13)
|
MRBAD |
1:10.92 |
NS |
- |