| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pereira, Alessandro (10)
|
FGSOFL |
1:09.73 |
1:08.31 |
-1.42 |
| 2 |
Gonzalez, George G (9)
|
FGFFSC |
1:09.00 |
1:08.90 |
-0.10 |
| 3 |
Goncharov, Makar (10)
|
FGSFTL |
1:10.04 |
1:09.00 |
-1.04 |
| 4 |
Bailey, Lucas A (10)
|
FGECAC |
1:13.45 |
1:13.21 |
-0.24 |
| 5 |
Kyser, Landon A (10)
|
FGHAT |
1:15.25 |
1:13.42 |
-1.83 |
| 6 |
Cuffe, Jason O (10)
|
FGSFTL |
1:12.25 |
1:13.80 |
1.55 |
| 7 |
Lezcano, Julian M (10)
|
FGMACM |
1:18.32 |
1:15.65 |
-2.67 |
| 8 |
Musa, Farouk (9)
|
FGHAT |
1:16.43 |
1:15.74 |
-0.69 |
| 9 |
Williams, Owen N (10)
|
FGHAT |
1:17.11 |
1:15.78 |
-1.33 |
| 10 |
Martin, Giulian A (10)
|
FGUN |
1:22.04 |
1:17.63 |
-4.41 |
| 11 |
Kjaerulff, Marcus (9)
|
FGECAC |
1:16.66 |
1:18.34 |
1.68 |
| 12 |
Lozano, Jonathan (9)
|
FGSOFL |
1:21.24 |
1:18.45 |
-2.79 |
| 13 |
Rivas, Fabio A (10)
|
FGHSC |
1:21.17 |
1:19.03 |
-2.14 |
| 14 |
Huertas, Andriy A (10)
|
FGGRSC |
1:17.20 |
1:19.77 |
2.57 |
| 15 |
Evans, Henry F (10)
|
FGJDST |
1:19.47 |
1:19.82 |
0.35 |
| 16 |
Curtis, Tyler E (9)
|
FGJDST |
1:20.80 |
1:20.04 |
-0.76 |
| 17 |
Morlote, Carlos A (9)
|
FGGRSC |
1:20.40 |
1:20.19 |
-0.21 |
| 18 |
Connors, Billy M (9)
|
FGWOW |
1:21.00 |
1:20.91 |
-0.09 |
| 19 |
Harman, Evan M (10)
|
FGFAST |
1:21.80 |
1:21.05 |
-0.75 |
| 20 |
Bicas, Miguel (10)
|
FGSGST |
1:20.27 |
1:21.45 |
1.18 |
| 21 |
Calvo, Joshua J (10)
|
FGDRSC |
1:21.92 |
1:21.62 |
-0.30 |
| 22 |
Badics, Cooper C (10)
|
FGSAS |
1:23.16 |
1:21.70 |
-1.46 |
| 23 |
Weingard, Luke (10)
|
FGYSF |
1:20.40 |
1:21.77 |
1.37 |
| 24 |
Guio, Sebastian (9)
|
FGYSF |
1:21.92 |
1:22.04 |
0.12 |
| 25 |
Ferguson, Dylan C (10)
|
FGMACM |
1:21.87 |
1:22.08 |
0.21 |
| 26 |
Karachun, Matviy (9)
|
FGYSF |
1:22.75 |
1:22.13 |
-0.62 |
| 27 |
Barreto, Joshua (9)
|
FGNMST |
1:21.00 |
1:22.60 |
1.60 |
| 28 |
Roca, Peter M (10)
|
FGMS |
1:22.11 |
1:22.88 |
0.77 |
| 29 |
Gomez, Nohan (9)
|
FGCM |
1:23.29 |
1:22.95 |
-0.34 |
| 30 |
Landron, Rafael (9)
|
FGSUN |
1:22.94 |
1:23.33 |
0.39 |
| 31 |
Shearer, Mateo (10)
|
FGSUN |
1:22.16 |
1:23.44 |
1.28 |
| 32 |
Ferrara, Roman J (10)
|
FGPCS |
1:22.84 |
1:23.53 |
0.69 |
| 33 |
Pokatragool, Paul (10)
|
FGSAS |
1:23.20 |
1:24.01 |
0.81 |
| 34 |
Opperman, Lucas M (10)
|
FGTSA |
1:22.53 |
1:24.23 |
1.70 |
| 35 |
Silva, John Brendon O (10)
|
FGWASC |
1:23.17 |
1:24.29 |
1.12 |
| 36 |
Plokhotnichenko, Ernest (10)
|
FGSGST |
1:23.25 |
1:27.46 |
4.21 |
|
Winkler, Kaii L (10)
|
FGMS |
1:04.92 |
DQ |
- |