| Name | Team | Time | FINA | |||
|---|---|---|---|---|---|---|
| 1 | Gabrielle Ainsworth |
 Stateline Aquatic Team
|
1:05.02 | 514 | ||
| 2 | Becca Birriel |
 Arlington Alligators Inc
|
1:06.02 | 491 | ||
| 3 | Autumn Stolle |
Aberdeen Swim Club
|
1:07.64 | 456 | ||
| 4 | Lucie Anderson |
 Dakota Riptide
|
1:09.66 | 418 | ||