| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Huang, Henry (10)
|
MRNYSA |
39.58 |
38.33 |
-1.25 |
| 2 |
Sadchikov, Maximilian O (9)
|
MRPATS |
43.13 |
43.51 |
0.38 |
| 3 |
Kassian, Andrew (9)
|
ADHAWK |
44.36 |
46.01 |
1.65 |
| 4 |
Tolis, Alexander B (9)
|
MRAG |
45.66 |
46.11 |
0.45 |
| 5 |
Saunders, Brady T (10)
|
ADHAWK |
46.19 |
46.58 |
0.39 |
| 6 |
Ma, Kevin W (10)
|
MRPATS |
46.89 |
47.45 |
0.56 |
| 7 |
Leahy, Christopher J (10)
|
MRVAC |
|
47.54 |
- |
| 8 |
Munger, Jason B (10)
|
ADHAWK |
50.36 |
49.38 |
-0.98 |
| 9 |
Haggerty, Ethan W (10)
|
MRAG |
1:00.71 |
50.09 |
-10.62 |
| 10 |
Barry, Colton J (9)
|
MRNYSA |
55.46 |
50.61 |
-4.85 |
| 11 |
Dewhurst, Joseph M (10)
|
MRDA |
51.69 |
52.27 |
0.58 |
| 12 |
Secreto, Matthew P (10)
|
ADHAWK |
49.19 |
54.25 |
5.06 |
| 13 |
Herbert, Theodore J (10)
|
MRNDAC |
59.17 |
56.58 |
-2.59 |
|
Herbert, Owain G (10)
|
MRNDAC |
48.97 |
DQ |
- |
|
Hayden, Killy J (10)
|
MRPATS |
1:07.75 |
DQ |
- |