| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Arciniegas, Alessandra (12)
|
MRCOND |
1:05.41 |
1:05.32 |
-0.09 |
| 2 |
Mounier, Victoria (12)
|
MRBAD |
1:07.70 |
1:05.85 |
-1.85 |
| 3 |
McCall, Veronica L (12)
|
MRYFD |
1:09.15 |
1:09.81 |
0.66 |
| 4 |
Smith, Rosemilee (12)
|
NJSCY |
1:15.94 |
1:15.14 |
-0.80 |
| 5 |
Tan, Felicity L (12)
|
MRYFD |
1:14.63 |
1:16.20 |
1.57 |
| 6 |
Sirkowa, Adelina C (12)
|
MRNYSA |
1:21.98 |
1:17.08 |
-4.90 |
| 7 |
Lange, Elisabeth L (12)
|
MRBAD |
1:17.57 |
1:18.12 |
0.55 |
| 8 |
Rubin, Sally M (12)
|
MRCOND |
1:18.01 |
1:18.81 |
0.80 |
| 9 |
Fong-Causone, Sofia A (12)
|
MRYFD |
1:20.30 |
1:18.94 |
-1.36 |
| 10 |
Becker, Savannah (12)
|
NJSCY |
1:18.24 |
1:18.97 |
0.73 |
| 11 |
Lee, Lucy S (12)
|
MRYFD |
1:26.51 |
1:19.64 |
-6.87 |
| 12 |
Hicks, Olivia R (12)
|
MRYFD |
|
1:24.35 |
- |
| 13 |
Pothen, Ruth S (12)
|
MRCOND |
1:38.95 |
1:28.76 |
-10.19 |
| 14 |
Muir-Gardner, Nezreen C (12)
|
MRYBAR |
1:27.59 |
1:29.00 |
1.41 |
| 15 |
Pomeroy, Catherine E (12)
|
MRCOND |
1:32.48 |
1:30.01 |
-2.47 |
| 16 |
Gahtan, Ursula R (12)
|
MRYFD |
1:43.09 |
1:32.58 |
-10.51 |