| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Foster, Payton A (13)
|
CTGYWD |
1:02.02 |
1:03.94 |
1.92 |
| 2 |
Eforo, Danielle (16)
|
MRGAEL |
1:01.85 |
1:05.58 |
3.73 |
| 3 |
Serbaroli, Alessandra E (15)
|
CTGYWD |
1:05.81 |
1:05.85 |
0.04 |
| 4 |
Gunster, Julia A (14)
|
MRGAEL |
1:10.97 |
1:10.84 |
-0.13 |
| 5 |
Keller, Rory C (13)
|
CTGYWD |
1:08.14 |
1:11.64 |
3.50 |
| 6 |
Robredo, Emma (14)
|
CTGYWD |
1:09.53 |
1:12.25 |
2.72 |
| 7 |
Milligan, Charlotte L (14)
|
CTGYWD |
1:14.55 |
1:12.63 |
-1.92 |
| 8 |
Leroy, Helena (16)
|
MRGAEL |
1:10.02 |
1:13.76 |
3.74 |
| 9 |
Schafer, Marian E (13)
|
MRGAEL |
1:15.25 |
1:14.72 |
-0.53 |
| 10 |
Lazar, Caroline A (14)
|
CTGYWD |
1:15.38 |
1:16.85 |
1.47 |
| 11 |
Wise, Annika B (13)
|
CTGYWD |
1:26.26 |
1:17.81 |
-8.45 |