| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Washington, Morgon (10)
|
MRCAS |
40.48 |
40.28 |
-0.20 |
| 2 |
Park, Aaron T (10)
|
MRCAS |
43.32 |
42.45 |
-0.87 |
| 3 |
Jones, Carl (9)
|
ZZABBE |
1:00.09 |
47.77 |
-12.32 |
| 4 |
Kozak, Ivan (9)
|
ZZHH |
50.66 |
49.90 |
-0.76 |
| 5 |
Lesczynski, Benjamin (10)
|
ZZHH |
57.65 |
54.34 |
-3.31 |
| 6 |
Paulino, Dylan (10)
|
ZZHH |
55.43 |
54.39 |
-1.04 |
| 7 |
Sundraraj, Anish (9)
|
ZZABBE |
1:00.01 |
55.15 |
-4.86 |
| 8 |
Kitano, Matheus (10)
|
MRTIB |
1:07.12 |
56.09 |
-11.03 |
| 9 |
Fisher, Janon (10)
|
ZZHH |
58.33 |
56.66 |
-1.67 |
| 10 |
Garcia, Sebastian (9)
|
MRKBM |
1:05.00 |
1:00.71 |
-4.29 |
| 11 |
Hernandez, Ronny (10)
|
MRTIB |
59.32 |
1:01.99 |
2.67 |
| 12 |
Del Rosario, Jaidyn E (10)
|
MRKBM |
1:01.42 |
1:05.61 |
4.19 |
|
Castillo, Alejandro (10)
|
ZZNSBS |
48.24 |
DQ |
- |
|
Ortiz, William (10)
|
MRKBM |
|
DQ |
- |
|
Villanueva Herrera, Yonkeiri (10)
|
MRTIB |
2:45.21 |
DQ |
- |
|
Torres, Dereon (9)
|
MRTIB |
1:10.45 |
DQ |
- |
|
Rodriguez, Justin (10)
|
MRTIB |
58.43 |
DQ |
- |
|
Alves, Elias (10)
|
MRTIB |
1:12.32 |
DQ |
- |