| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Casas, Emma M (17)
|
PVMAKO |
|
1:02.46 |
- |
| 2 |
Medina, Claudia A (16)
|
PVTANK |
1:05.99 |
1:04.63 |
-1.36 |
| 3 |
Ferguson, Kathleen T (16)
|
PVNCAP |
1:03.78 |
1:04.88 |
1.10 |
| 4 |
Anderson, Hadassah G (16)
|
PVVLAC |
1:11.15 |
1:09.91 |
-1.24 |
| 5 |
Mahon, Maura (15)
|
PVUNAT |
1:11.56 |
1:11.03 |
-0.53 |
| 6 |
Hunter, Catherine V (15)
|
PVTANK |
1:09.16 |
1:11.79 |
2.63 |
| 7 |
Valenzuela, Arianne V (15)
|
PVMAKO |
1:14.45 |
1:12.54 |
-1.91 |
| 8 |
Kiernan, Madeleine J (18)
|
PVYORK |
1:11.83 |
1:14.34 |
2.51 |
| 9 |
Charneco, Kiera H (17)
|
PVMAKO |
1:12.95 |
1:15.02 |
2.07 |
| 10 |
Wilson, Viola G (16)
|
PVNCAP |
1:12.24 |
1:17.48 |
5.24 |
| 11 |
Little, Lucy S (15)
|
PVNCAP |
1:13.91 |
1:18.32 |
4.41 |
| 12 |
Johnson, Madison M (15)
|
PVVLAC |
1:19.35 |
1:19.63 |
0.28 |
| 13 |
Ryder, Anna J (15)
|
PVVLAC |
1:16.82 |
1:20.13 |
3.31 |
|
Stevens, Audrey V (15)
|
PVSTJS |
1:07.38 |
NS |
- |
|
Storm, Aileen M (15)
|
PVYORK |
|
NS |
- |