| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fisher, Jocelyn (14)
|
MRSSC |
59.48 |
1:00.72 |
1.24 |
| 2 |
Gallagher, Liz P (15)
|
MRHAA |
59.05 |
1:05.06 |
6.01 |
| 3 |
Giuliani, Jessica H (16)
|
MRBBSC |
1:04.41 |
1:06.00 |
1.59 |
| 4 |
Kontos, Kristina P (15)
|
MRWISC |
1:08.41 |
1:07.87 |
-0.54 |
| 5 |
McDonnell, Emily A (14)
|
MRLBA |
1:05.53 |
1:07.93 |
2.40 |
| 6 |
Defonte, Isabella (13)
|
MRLBA |
1:08.46 |
1:08.29 |
-0.17 |
| 7 |
Velazquez, Gabrielle E (13)
|
MRSSC |
1:10.61 |
1:09.70 |
-0.91 |
| 8 |
Stapleton, Siobhan D (14)
|
MRLBA |
1:06.19 |
1:09.81 |
3.62 |
| 9 |
Delmonico, Daria J (15)
|
MRWISC |
1:10.06 |
1:13.52 |
3.46 |
| 10 |
Maher, Mary K (13)
|
MRLBA |
1:07.20 |
1:13.95 |
6.75 |
| 11 |
Holler, Erin E (13)
|
MRHAA |
|
1:17.15 |
- |
| 12 |
Freedhand, Malia J (13)
|
MRLBA |
1:11.41 |
1:18.87 |
7.46 |
| 13 |
Przybylo, Alejandra (13)
|
MRSSC |
1:16.48 |
1:19.05 |
2.57 |
| 14 |
Zhu, Sydney S (15)
|
MRHAA |
1:19.66 |
1:23.90 |
4.24 |