| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tejada, Oliver A (12)
|
FGMACM |
1:06.23 |
1:03.47 |
-2.76 |
| 2 |
Ferguson, Dylan C (12)
|
FGMACM |
1:03.54 |
1:05.38 |
1.84 |
| 3 |
Gudino, Juanfrancisco F (12)
|
FGGRSC |
1:05.00 |
1:07.40 |
2.40 |
| 4 |
Karachun, Matviy (12)
|
FGYSF |
1:08.29 |
1:07.50 |
-0.79 |
| 5 |
Kim, Ethan J (12)
|
FGYSF |
1:12.74 |
1:07.51 |
-5.23 |
| 6 |
Selts, Peyton C (12)
|
FGGRSC |
1:14.71 |
1:07.91 |
-6.80 |
| 7 |
Fernandez-Chung, Lucas N (11)
|
FGMACM |
1:11.90 |
1:08.97 |
-2.93 |
| 8 |
Gomez, Nohan O (12)
|
FGGRSC |
1:11.00 |
1:09.31 |
-1.69 |
| 9 |
Fernandez, Abel A (12)
|
FGMACM |
1:29.16 |
1:09.75 |
-19.41 |
| 10 |
Carbonell, Riley R (11)
|
FGMACM |
1:11.99 |
1:10.98 |
-1.01 |
| 11 |
Guio, Sebastian (11)
|
FGMWA |
|
1:11.09 |
- |
| 12 |
Esteves, Mathias (12)
|
FGGRSC |
1:20.52 |
1:13.71 |
-6.81 |
| 13 |
Tapias, Ethan (12)
|
FGGRSC |
1:18.07 |
1:14.97 |
-3.10 |
| 14 |
Castillo, Axel T (12)
|
FGGRSC |
|
1:25.55 |
- |
| 15 |
Torres-Torres, Axel G (12)
|
FGGRSC |
|
1:28.13 |
- |
| 16 |
Corbett, John T (11)
|
FGSF |
|
1:47.77 |
- |
|
Wasserman, Jacob A (11)
|
FGYSF |
1:49.69 |
NS |
- |