| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ramos, Aliza D (13)
|
MRRFAC |
37.30 |
37.10 |
-0.20 |
| 2 |
Treloar, Aurora J (13)
|
MRNDAC |
47.91 |
37.53 |
-10.38 |
| 3 |
Dwyer, Bronwyn L (13)
|
MRRFAC |
|
38.52 |
- |
| 4 |
Kregel, Marina (13)
|
MRRFAC |
38.71 |
39.56 |
0.85 |
| 5 |
Allman, Annabelle T (13)
|
MRNDAC |
42.06 |
40.78 |
-1.28 |
| 6 |
Hineman, Elsa A (14)
|
MRNDAC |
42.08 |
41.44 |
-0.64 |
| 7 |
Abbruzzese, Shylah D (13)
|
MRRFAC |
43.52 |
43.19 |
-0.33 |
| 8 |
Ingenito, MariaStella * (13)
|
MRRFAC |
45.91 |
44.63 |
-1.28 |
| 9 |
Baker, Emily S (13)
|
MRNDAC |
45.82 |
46.09 |
0.27 |
| 10 |
Glancey, Madeline A (13)
|
MRRFAC |
49.25 |
46.45 |
-2.80 |