| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ludke, Katherine A (13)
|
PVPM |
1:16.11 |
1:16.65 |
0.54 |
| 2 |
Emery, Norah L (14)
|
PVPM |
1:16.85 |
1:17.15 |
0.30 |
| 3 |
Kim, Allison S (14)
|
PVPM |
1:17.36 |
1:17.74 |
0.38 |
| 4 |
Carroll, Elisabeth G (14)
|
PVPM |
1:20.23 |
1:19.74 |
-0.49 |
| 5 |
Don, Sophia H (14)
|
PVPM |
1:25.41 |
1:22.00 |
-3.41 |
| 5 |
Thomson, Angela M (13)
|
PVPM |
1:20.15 |
1:22.00 |
1.85 |
| 7 |
Lynch, Kara E (14)
|
PVPM |
1:22.65 |
1:22.82 |
0.17 |
| 8 |
O'Brien, Talia M (14)
|
PVFBST |
1:23.27 |
1:23.85 |
0.58 |
| 9 |
Feehs, Maryn Y (14)
|
PVPM |
1:24.50 |
1:24.67 |
0.17 |
| 10 |
Spar, Frances B (14)
|
PVPM |
1:23.77 |
1:25.04 |
1.27 |
| 11 |
Altenburg, Abigail W (14)
|
PVPM |
1:30.24 |
1:27.30 |
-2.94 |
| 12 |
Dominski, Isabelle M (14)
|
PVFBST |
|
1:28.55 |
- |
| 13 |
Sammis, Harriet D (13)
|
PVPM |
1:52.29 |
1:51.79 |
-0.50 |