| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Van Berkom, Megan M (16)
|
ILSPY |
1:04.66 |
1:10.02 |
5.36 |
| 2 |
Uhe, Liesel J (15)
|
ILSPY |
1:12.28 |
1:15.27 |
2.99 |
| 3 |
Preski, Kendra A (17)
|
ILSPY |
1:14.47 |
1:15.68 |
1.21 |
| 4 |
Yockey, Mary C (16)
|
ILSPY |
1:14.75 |
1:17.30 |
2.55 |
| 5 |
DeSalle, Elizabeth G (16)
|
ILSPY |
1:10.30 |
1:19.44 |
9.14 |
| 6 |
Romanotto, Lia B (15)
|
ILSPY |
1:15.25 |
1:20.60 |
5.35 |
| 7 |
Giganti, Giovanna (16)
|
ILSPY |
1:14.71 |
1:20.72 |
6.01 |
| 8 |
McMillan, Kylie M (15)
|
ILSPY |
1:15.62 |
1:21.20 |
5.58 |
| 9 |
Fulgenzi, Cecilia L (16)
|
ILSPY |
1:17.63 |
1:23.85 |
6.22 |
| 10 |
Ehmen, Peri J (18)
|
ILSPY |
1:22.70 |
1:25.84 |
3.14 |
| 10 |
Gawedzinski, Emily A (15)
|
ILSPY |
1:20.16 |
1:25.84 |
5.68 |
| 12 |
Copp, Kyra E (16)
|
ILSPY |
1:40.02 |
1:45.25 |
5.23 |