| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Lauren (8)
|
MRWEST |
36.27 |
37.70 |
1.43 |
| 2 |
Zhang, Alina C (8)
|
MRWEST |
38.81 |
40.86 |
2.05 |
| 3 |
Lin, Sara S (8)
|
MRWEST |
45.06 |
44.65 |
-0.41 |
| 4 |
Chatfield, Elizabeth (8)
|
MRWEST |
53.18 |
49.52 |
-3.66 |
| 5 |
Scala, Molly G (8)
|
MRWEST |
55.63 |
53.03 |
-2.60 |
| 6 |
Arthurs, Christina (8)
|
NJMALT |
58.89 |
53.68 |
-5.21 |
| 7 |
Haimson, Emma A (8)
|
MRLGAC |
51.94 |
53.94 |
2.00 |
| 8 |
Trinidad, Mianny L (8)
|
MRRED |
59.16 |
57.13 |
-2.03 |
| 9 |
Pena, Camila A (8)
|
MRAPEX |
57.85 |
59.72 |
1.87 |
| 10 |
Lenes, Katie S (8)
|
MRSMC |
1:03.99 |
1:00.09 |
-3.90 |
| 11 |
Leal, Ashley (8)
|
MRRED |
1:10.09 |
1:07.94 |
-2.15 |
| 12 |
Micucci, Jillian A (8)
|
MRSMC |
1:10.02 |
1:13.27 |
3.25 |
|
Dziedzic, Daniella (8)
|
MRSMC |
57.99 |
DQ |
- |
|
Gaza, Elizabeth T (8)
|
MRSMC |
1:03.10 |
DQ |
- |
|
Pfeiffer, Alexandra T (8)
|
MRWEST |
|
DQ |
- |
|
Zehe, Helene H (8)
|
MRWEST |
|
NS |
- |