| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brennan, Brian P (18)
|
MASSC |
20.11 |
21.56 |
1.45 |
| 2 |
Whitsett, Cole M (17)
|
MASSC |
20.74 |
21.87 |
1.13 |
| 3 |
Wang, Gary Q (15)
|
MASSC |
21.83 |
22.49 |
0.66 |
| 4 |
Boeckx, Alexander A (17)
|
MASSC |
21.54 |
22.71 |
1.17 |
| 5 |
Ray, Prathit (15)
|
MASSC |
22.63 |
23.37 |
0.74 |
| 6 |
Thompson, Robert M (18)
|
MAJW |
23.04 |
23.44 |
0.40 |
| 7 |
Derivaux, Christopher C (16)
|
MAJW |
23.62 |
24.82 |
1.20 |
| 8 |
Simms, Aidan R (17)
|
MAJW |
24.84 |
25.12 |
0.28 |
| 9 |
Orr, Harrison F (16)
|
MAJW |
25.78 |
25.49 |
-0.29 |
|
Morris, Austin R (18)
|
MAUNJW |
23.62 |
23.83 |
0.21 |
|
Nasielski, Michael L (16)
|
MAJW |
26.27 |
27.09 |
0.82 |
|
Whartenby, Miller M (15)
|
MAJW |
24.99 |
27.15 |
2.16 |
|
Graver, Stephen M (15)
|
MASSC |
23.36 |
NS |
- |