| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Johnsen, Darrien K (17)
|
MRSMC |
23.10 |
22.50 |
-0.60 |
| 2 |
Engel, Jack A (17)
|
MRSMC |
23.93 |
24.21 |
0.28 |
| 3 |
Nardella, Luke M (16)
|
CTNCY |
25.79 |
25.43 |
-0.36 |
| 4 |
Widelski, Patrick N (18)
|
CTNCY |
23.92 |
25.84 |
1.92 |
| 5 |
Pastushan, Jason S (15)
|
CTNCY |
26.85 |
26.01 |
-0.84 |
| 6 |
Logsdon, Drew B (16)
|
CTNCY |
29.09 |
27.91 |
-1.18 |
| 7 |
Fraser, Nicholas J (16)
|
MRSMC |
28.98 |
28.54 |
-0.44 |
| 8 |
Johnson, Silas E (15)
|
MRSMC |
30.13 |
29.60 |
-0.53 |
| 9 |
Petitjean, Lincoln A (15)
|
CTNCY |
|
36.24 |
- |
|
Pellegrini de Paur, Sumner (16)
|
CTNCY |
23.47 |
NS |
- |
|
Hiller, Joshua S (17)
|
MRSMC |
25.38 |
NS |
- |
|
Malionek, Brayden R (15)
|
MRSMC |
23.82 |
NS |
- |