| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wu, Evelyn (12)
|
MRYMID |
32.05 |
32.16 |
0.11 |
| 2 |
Aikman, Neve C (12)
|
MRYMID |
34.32 |
33.30 |
-1.02 |
| 3 |
Guerrero, McKenzie M (12)
|
MRYMID |
33.41 |
34.48 |
1.07 |
| 4 |
Diaz, Gabriel (12)
|
CTZEUS |
35.56 |
36.08 |
0.52 |
| 5 |
Asante, Abigail O (11)
|
CTZEUS |
36.58 |
36.18 |
-0.40 |
| 6 |
Ulrich, Cooper K (11)
|
CTZEUS |
36.83 |
36.46 |
-0.37 |
| 7 |
Henderson, Madalyn (11)
|
MRYMID |
38.97 |
36.50 |
-2.47 |
| 8 |
Castellanos, Sofia (11)
|
CTZEUS |
37.00 |
37.16 |
0.16 |
| 9 |
Bansal, Max (12)
|
MRYMID |
42.43 |
38.14 |
-4.29 |
| 10 |
Troja, Sophia (12)
|
MRYMID |
|
38.75 |
- |
| 11 |
Toquica, Iyanna (11)
|
CTZEUS |
41.25 |
39.45 |
-1.80 |
| 12 |
Marcelino, Emily G (12)
|
CTZEUS |
50.04 |
42.96 |
-7.08 |
| 13 |
Palencia Escalante, Javier (11)
|
CTZEUS |
|
44.25 |
- |
| 14 |
Guerra, Sergio A (12)
|
CTZEUS |
|
44.53 |
- |
| 15 |
Mautino, Lucciano (11)
|
MRYMID |
44.77 |
44.73 |
-0.04 |
| 16 |
Chow, Oliver e (11)
|
MRYMID |
44.82 |
46.03 |
1.21 |
| 17 |
Palencia Escalante, Alejandr (11)
|
CTZEUS |
|
47.81 |
- |
| 18 |
Blanco, Alexander P (11)
|
MRYMID |
|
48.47 |
- |
| 19 |
Rapisarda, Thomas (11)
|
MRYMID |
1:04.84 |
48.68 |
-16.16 |
| 20 |
Dosoulas, Alexandros (11)
|
CTZEUS |
|
58.94 |
- |