| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gargano, Romyn A (9)
|
MRNYSA |
44.76 |
34.03 |
-10.73 |
| 2 |
VanVoorhis, Lucca Mejia M (10)
|
MRNYSA |
34.57 |
35.59 |
1.02 |
| 3 |
He, Timothy J (10)
|
MRRFAC |
49.36 |
39.82 |
-9.54 |
| 4 |
Zapadinsky, Jonathan S (10)
|
MRNDAC |
38.60 |
40.05 |
1.45 |
| 5 |
Trovei, Tyler A (9)
|
MRNYSA |
47.39 |
41.03 |
-6.36 |
| 6 |
Rothstein, Harry Q (9)
|
MRNDAC |
|
41.18 |
- |
| 7 |
Herron, Carter J (10)
|
MRNDAC |
51.51 |
42.94 |
-8.57 |
| 8 |
Berko, Gabriel S (9)
|
MRNDAC |
48.47 |
47.19 |
-1.28 |
| 9 |
Fisher, Derek (10)
|
NJSCY |
50.39 |
48.21 |
-2.18 |
| 10 |
Fillie, Emerson J (10)
|
MRWSSC |
1:06.99 |
50.03 |
-16.96 |
| 11 |
Acker, Henry S (10)
|
MRNDAC |
49.89 |
51.72 |
1.83 |
| 12 |
Brice, Malcolm Y (9)
|
MRNDAC |
47.58 |
53.22 |
5.64 |
| 13 |
Brockmann, Aiden J (9)
|
MRNYSA |
|
1:02.59 |
- |