| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Largen, Caroline f (12)
|
MRYMID |
41.30 |
40.75 |
-0.55 |
| 2 |
Bradley, Addison O (12)
|
MRLBA |
43.80 |
41.50 |
-2.30 |
| 3 |
Samko, Clara M (11)
|
MRHS |
46.77 |
43.48 |
-3.29 |
| 4 |
Kwan, Maggie (12)
|
MRUN |
41.00 |
45.34 |
4.34 |
| 5 |
Huang, Alyssa (12)
|
MRCFJV |
44.29 |
45.70 |
1.41 |
| 6 |
Pena, Camila A (12)
|
MRAPEX |
46.77 |
46.16 |
-0.61 |
| 7 |
Ewald, Sydney (12)
|
MRUN |
43.00 |
47.38 |
4.38 |
| 8 |
Clarke, Kristina A (12)
|
MRCAS |
53.14 |
48.03 |
-5.11 |
| 9 |
Almanzar, Libertad (12)
|
MRUN |
48.66 |
50.31 |
1.65 |
| 10 |
Sanchez, Amya (12)
|
MRUN |
56.90 |
50.47 |
-6.43 |
| 11 |
Rozman, Miriam (11)
|
NJAQRC |
55.98 |
50.65 |
-5.33 |
| 12 |
Rodrigues, Marina (11)
|
MRUN |
55.70 |
50.78 |
-4.92 |
| 13 |
Daniel, Emily (11)
|
MRCFJV |
51.97 |
51.24 |
-0.73 |
| 14 |
Dugan, Sophia N (12)
|
MRYMID |
50.54 |
52.94 |
2.40 |
| 15 |
Minchak, Jami E (11)
|
MRLBA |
54.07 |
53.00 |
-1.07 |
| 16 |
Vidals, Giselle (11)
|
MRAPEX |
1:00.14 |
55.04 |
-5.10 |
| 17 |
Lastras-Castrejon, Paulina (11)
|
MRCFJV |
54.87 |
55.20 |
0.33 |
| 18 |
Mallia, Sarah F (11)
|
MRLBA |
1:00.00 |
56.68 |
-3.32 |
| 19 |
Bannister, Samantha A (11)
|
MRLBA |
1:00.00 |
1:02.72 |
2.72 |
| 20 |
Pesantez, Katherine (11)
|
MRUN |
1:00.80 |
1:03.94 |
3.14 |
|
Burgess, Delilah N (11)
|
MRAPEX |
|
DQ |
- |
|
Maldonado, Angie M (12)
|
MRLBA |
1:14.00 |
NS |
- |
|
Del Rosario-Tapan, Amihan L (12)
|
MRCAS |
55.85 |
NS |
- |