| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Trencevska, Leila (8)
|
PVRY |
22.92 |
20.46 |
-2.46 |
| 2 |
Addington, Emma (8)
|
PVYSS |
29.46 |
24.43 |
-5.03 |
| 3 |
Velazquez, Penelope T (6)
|
PVPAC |
25.75 |
25.23 |
-0.52 |
| 4 |
Kim, Iris (7)
|
PVYSS |
26.15 |
25.37 |
-0.78 |
| 5 |
Kim, Verona (7)
|
PVYSS |
28.75 |
25.96 |
-2.79 |
| 6 |
Ye, Philana X (7)
|
PVNCAP |
31.19 |
28.67 |
-2.52 |
| 7 |
Fridlund, Priscilla I (8)
|
PVPAC |
32.41 |
28.94 |
-3.47 |
| 8 |
Duan, Sarah S (7)
|
PVNCAP |
31.53 |
30.38 |
-1.15 |
| 9 |
Zhang, Cindy Z (7)
|
PVNCAP |
29.24 |
33.03 |
3.79 |
| 10 |
Culzoni, Fiona R (6)
|
PVPAC |
|
38.22 |
- |
|
Tarr, Norah K (7)
|
PVPAC |
|
DQ |
- |
|
Mauriello, Sydney M (8)
|
PVPAC |
|
NS |
- |