| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lemischak, Allison M (14)
|
MRSS |
55.63 |
57.70 |
2.07 |
| 2 |
Dauz, Aleksandra N (14)
|
MRLIAC |
58.09 |
58.71 |
0.62 |
| 3 |
Lim, Hyzell Trish C (13)
|
MRLIAC |
58.70 |
59.92 |
1.22 |
| 4 |
DePhillips, Michaela C (14)
|
MRLIAC |
59.37 |
1:00.77 |
1.40 |
| 5 |
Martinez, Marisa C (14)
|
MRLIAC |
1:01.36 |
1:02.76 |
1.40 |
| 6 |
Yuen, Kalie (14)
|
MRLIAC |
1:03.23 |
1:03.00 |
-0.23 |
| 7 |
Duong, Patricia M (13)
|
MRLIAC |
1:05.02 |
1:03.97 |
-1.05 |
| 8 |
Pedone, Jessica N (14)
|
MRLIAC |
1:05.06 |
1:05.94 |
0.88 |
| 9 |
McDonald, Kelly M (14)
|
MRLIAC |
1:05.24 |
1:07.24 |
2.00 |
| 10 |
Sterling, Jillian G (13)
|
MRFAST |
1:10.19 |
1:12.79 |
2.60 |
| 11 |
Schneider, Stephanie P (13)
|
MRLIAC |
1:13.25 |
1:13.34 |
0.09 |
| 12 |
Steinhauer, Berkeley L (13)
|
MRSS |
1:13.01 |
1:14.07 |
1.06 |
| 13 |
Belmar, Ayanna F (13)
|
MRFAST |
1:13.98 |
1:14.70 |
0.72 |