| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
O'Shea, Madaghan L (10)
|
MRPBAC |
31.12 |
30.89 |
-0.23 |
| 2 |
Bryant, Jordyn M (10)
|
MRNBS |
32.80 |
31.51 |
-1.29 |
| 3 |
Bilenky, Silvia (10)
|
MRNBS |
33.97 |
32.19 |
-1.78 |
| 4 |
Regenauer, Magdalena G (10)
|
MRNBS |
36.45 |
32.64 |
-3.81 |
| 5 |
Pece, Delaney R (10)
|
ADHAWK |
36.32 |
36.04 |
-0.28 |
| 6 |
DeGeorge, Sadie (9)
|
MRPBAC |
39.65 |
36.26 |
-3.39 |
| 7 |
Leonard, Julia E (10)
|
MRNBS |
38.63 |
37.77 |
-0.86 |
| 8 |
Magnetico, Rebecca G (10)
|
MRPBAC |
45.91 |
38.52 |
-7.39 |
| 9 |
Haydt, Isabella H (10)
|
MRUN |
|
39.80 |
- |
| 10 |
Alston, Makayla M (10)
|
MRNBS |
|
40.68 |
- |
| 11 |
Losgar, Morghain (9)
|
MRNBS |
45.78 |
40.75 |
-5.03 |
| 12 |
Mastandrea, Amanda (10)
|
MRMVA |
43.14 |
40.96 |
-2.18 |
| 13 |
Murray, Megan (10)
|
MRMVA |
42.93 |
41.63 |
-1.30 |
| 14 |
Wallace, Olivia (10)
|
MRMVA |
|
41.81 |
- |
| 15 |
Leonard, Emily V (9)
|
MRNBS |
43.39 |
41.99 |
-1.40 |
| 16 |
Riccardi, Rachael A (9)
|
MRNBS |
|
48.58 |
- |
| 17 |
Portelli, Samantha F (9)
|
MRPBAC |
1:35.37 |
54.32 |
-41.05 |