| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bailey, Lucas A (10)
|
FGECAC |
1:08.91 |
1:09.60 |
0.69 |
| 2 |
Gonzalez, George G (9)
|
FGFFSC |
1:10.10 |
1:11.78 |
1.68 |
| 3 |
Lezcano, Julian M (10)
|
FGMACM |
1:17.99 |
1:13.49 |
-4.50 |
| 4 |
Domokos-Murphy, William R (8)
|
FGSAS |
1:15.09 |
1:15.53 |
0.44 |
| 5 |
Ferguson, Dylan C (10)
|
FGFFSC |
1:08.71 |
1:16.96 |
8.25 |
| 6 |
Sharp, Antoine J (9)
|
FGLLL |
1:18.62 |
1:17.67 |
-0.95 |
| 7 |
Lopez-Casula, Leonardo (9)
|
FGHSC |
1:23.27 |
1:17.68 |
-5.59 |
| 8 |
White, Oscar (10)
|
FGHAFL |
1:21.00 |
1:18.57 |
-2.43 |
| 9 |
Kjaerulff, Marcus (9)
|
FGECAC |
1:16.70 |
1:20.07 |
3.37 |
| 10 |
Merrill, Luke D (10)
|
CTGYWD |
1:23.62 |
1:20.30 |
-3.32 |
| 11 |
Guio, Sebastian (9)
|
FGYSF |
1:26.60 |
1:20.51 |
-6.09 |
| 12 |
Balade, Nahuel A (10)
|
FGCM |
1:28.04 |
1:22.74 |
-5.30 |
| 13 |
Karachun, Matviy (9)
|
FGYSF |
1:23.99 |
1:23.23 |
-0.76 |
| 14 |
Kauefate, Jorge (10)
|
FGSDST |
1:22.34 |
1:24.53 |
2.19 |
| 15 |
Torres-Torres, Axel G (10)
|
FGFFSC |
1:27.50 |
1:24.94 |
-2.56 |
| 16 |
Lagos, Carlos (10)
|
FGYSPB |
1:18.70 |
1:25.92 |
7.22 |
| 17 |
Osorio, Alejandro (9)
|
FGAZFL |
1:15.27 |
1:26.48 |
11.21 |
|
Brisco, Riley J (10)
|
FGLLL |
1:20.83 |
NS |
- |
|
Contreras, Sebastian (9)
|
FGUN-0 |
1:22.89 |
NS |
- |
|
Amodio, Matthew G (10)
|
FGWOW |
1:19.49 |
NS |
- |
|
Romano, Nicolo P (10)
|
FGHAFL |
1:18.66 |
NS |
- |