| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Sommo, Brooke M (15)
|
ADGUY |
59.25 |
1:01.53 |
2.28 |
| 2 |
O'Donnell, Abigael F (17)
|
ADDACC |
1:00.24 |
1:03.57 |
3.33 |
| 3 |
Digiovanni, Amaya M (16)
|
ADDACC |
1:00.72 |
1:03.65 |
2.93 |
| 4 |
Keaney, Kasey A (17)
|
ADGUY |
1:01.74 |
1:04.15 |
2.41 |
| 5 |
McCord, Emily G (15)
|
ADKING |
1:06.24 |
1:05.93 |
-0.31 |
| 6 |
Benvenuto, Mariana V (15)
|
ADDACC |
1:01.55 |
1:06.72 |
5.17 |
| 7 |
Bonesteel, Carsyn E (15)
|
ADGLEN |
1:06.79 |
1:07.25 |
0.46 |
| 8 |
Gilbert, Portia M (17)
|
ADGLEN |
1:06.95 |
1:08.94 |
1.99 |
| 9 |
Geczy, Meghan E (17)
|
ADGLFY |
1:07.04 |
1:10.31 |
3.27 |
| 10 |
Tanner, Margot R (17)
|
ADGUY |
1:11.68 |
1:11.36 |
-0.32 |
| 11 |
Nacheman, Rachel E (16)
|
ADSARY |
1:07.64 |
1:15.33 |
7.69 |
| 12 |
Harmon, Anna E (15)
|
ADSARY |
1:14.11 |
1:19.11 |
5.00 |
|
Gillan, Elaine M (16)
|
ADGBY |
1:16.85 |
DQ |
- |