| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Messing, Samantha K (10)
|
MRVAC |
46.07 |
41.28 |
-4.79 |
| 2 |
Thompson, Samantha K (10)
|
MRVAC |
49.91 |
48.04 |
-1.87 |
| 3 |
Zagon, Emersyn W (9)
|
MRPAC |
NT |
51.77 |
51.77 |
| 4 |
Pennock, Lyris A (9)
|
MRHVD |
54.81 |
52.33 |
-2.48 |
| 5 |
Jones-Torres, Olivia-Ziva J (10)
|
MRPBAC |
57.55 |
52.95 |
-4.60 |
| 6 |
Perkins, Chloe A (9)
|
MRPBAC |
54.71 |
54.08 |
-0.63 |
| 7 |
Ayala, Sophia R (10)
|
MRVAC |
52.11 |
54.80 |
2.69 |
| 8 |
Donikyan, Adrina A (9)
|
MRPATS |
52.91 |
58.11 |
5.20 |
| 9 |
Xu, Eleanor Z (8)
|
MRPATS |
1:34.72 |
1:07.69 |
-27.03 |
| 10 |
Ayuso, Brielle (9)
|
MRPAC |
NT |
DQ |
- |
| 11 |
Torres, Valeria A (9)
|
MRPAC |
NT |
DQ |
- |
| 12 |
Gagnon, Maryann T (10)
|
MRPAC |
46.22 |
DQ |
- |