| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ramnath, Viaan (9)
|
MRYFD |
36.07 |
35.63 |
-0.44 |
| 2 |
Baronian, Finnegan J (9)
|
MRCOND |
46.04 |
40.27 |
-5.77 |
| 3 |
Cattie-Watt, Alexander B (9)
|
MRYFD |
47.69 |
41.81 |
-5.88 |
| 4 |
Uhlir, Luca (9)
|
MRYFD |
46.17 |
44.81 |
-1.36 |
| 5 |
Zhang, Octavius (8)
|
MRBAD |
46.92 |
46.18 |
-0.74 |
| 6 |
Bowens, Thomas J (9)
|
MRBAD |
50.57 |
47.06 |
-3.51 |
| 7 |
Huang, Oliver Y (9)
|
MRYFD |
46.97 |
47.41 |
0.44 |
| 8 |
Razo, Soren A (9)
|
MRYFD |
49.44 |
49.98 |
0.54 |
| 9 |
Cosic, Luca (9)
|
NJSCY |
1:06.59 |
55.35 |
-11.24 |
| 10 |
Friedland, Noah T (8)
|
MRYFD |
|
55.47 |
- |
| 11 |
Mezey, Leon P (9)
|
MRYFD |
|
58.96 |
- |
| 12 |
Bender, Lucas N (8)
|
MRCOND |
|
1:00.01 |
- |
| 13 |
Kim, Lincoln S (9)
|
MRYFD |
|
1:12.19 |
- |
|
Nieto, Max W (9)
|
MRYFD |
|
DQ |
- |
|
Nguyen, Rhys A (8)
|
MRYFD |
|
DQ |
- |
|
Masella, James V (8)
|
MRYFD |
1:04.07 |
DQ |
- |
|
Vasilyev, Lucas (8)
|
MRYFD |
53.59 |
DQ |
- |
|
Jorsling Jr., Jamal C (9)
|
MRBAD |
1:00.85 |
DQ |
- |
|
Karellas, Matthew M (8)
|
MRYFD |
|
DQ |
- |
|
Cragg, Warren (8)
|
MRYFD |
|
DQ |
- |