| Lane |
Swimmer |
Team |
Place |
Time |
| 3 |
Christina Pham |
Rockville Montgomery Swim Club |
4 |
1:17.80 |
| 4 |
Brook Frew |
Rockville Montgomery Swim Club |
2 |
1:12.57 |
| 5 |
Alina Yang |
Rockville Montgomery Swim Club |
3 |
1:16.57 |
| 6 |
Charlotte Floria |
Rockville Montgomery Swim Club |
1 |
1:12.04 |