| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Stewart, Jalen C (8)
|
MASAKA |
41.66 |
42.58 |
0.92 |
| 2 |
Stevens, Aaron Z (8)
|
MAWEST |
35.00 |
42.91 |
7.91 |
| 3 |
Powell, Braden R (8)
|
MADST |
45.86 |
44.79 |
-1.07 |
| 4 |
Burnell, Luke D (7)
|
MAWEST |
56.18 |
52.35 |
-3.83 |
| 5 |
Pickering, Alexander S (6)
|
MAORCA |
1:01.01 |
52.95 |
-8.06 |
| 6 |
Fisun, Alexander N (7)
|
MAORCA |
57.20 |
55.53 |
-1.67 |
| 7 |
Burslem, Christopher C (6)
|
MADST |
1:26.01 |
59.82 |
-26.19 |
| 8 |
Vinnikov, Maxym I (6)
|
MAORCA |
1:09.10 |
1:09.56 |
0.46 |
|
Mogilyansky, Daniel (8)
|
MAORCA |
1:02.50 |
NS |
- |
|
Warren, Jake (7)
|
MAPCAC |
1:02.74 |
NS |
- |
|
Cushing, Colin (7)
|
MAWEST |
54.73 |
NS |
- |