| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bryson, Travien D (8)
|
MASERP |
44.17 |
43.38 |
-0.79 |
| 2 |
Brooke, Foster S (8)
|
MAGAAC |
|
43.66 |
- |
| 3 |
Hauser, Rohan D (8)
|
MAFCA |
47.12 |
45.47 |
-1.65 |
| 4 |
Bauriedel, Oskar J (8)
|
MAFCA |
|
47.90 |
- |
| 5 |
Steckel, Heston L (8)
|
MAFCA |
50.75 |
49.09 |
-1.66 |
| 6 |
Friedman, Benjamin B (8)
|
MAFCA |
54.64 |
50.63 |
-4.01 |
| 6 |
Peelle, Morris D (8)
|
MAFCA |
50.05 |
50.63 |
0.58 |
| 8 |
Green, Robert B (8)
|
MAFCA |
|
50.64 |
- |
| 9 |
Strick, Max H (7)
|
MAFCA |
1:16.26 |
53.67 |
-22.59 |
| 10 |
Haxton, Aaran P (8)
|
MAFCA |
1:00.21 |
55.60 |
-4.61 |
| 11 |
Burson, Beckett C (7)
|
MAFCA |
1:00.65 |
58.59 |
-2.06 |
| 12 |
Huang, Aaron J (8)
|
MASERP |
|
59.29 |
- |
| 13 |
Hart, Ryan M (7)
|
MAGRA |
|
1:03.58 |
- |
| 14 |
Simes, Cooper A (6)
|
MANHAC |
|
1:10.78 |
- |
|
Pillar, Ian D (7)
|
MAFCA |
|
DQ |
- |
|
Caramenico, Matthew R (6)
|
MANHAC |
|
DQ |
- |
|
Warner, Bradley D (7)
|
MADSC |
|
NS |
- |
|
Witmer, Andrew M (7)
|
MAFCA |
|
NS |
- |
|
Bergman-Miller, Benjamin J (6)
|
MASAKA |
|
NS |
- |
|
Sleptsov, Nicholas A (8)
|
MASAKA |
46.13 |
NS |
- |