| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Grigoryev, Nikiita (10)
|
MDJCC |
53.81 |
43.58 |
-10.23 |
| 2 |
Parsons, Luke J (10)
|
MDMAS |
47.95 |
44.72 |
-3.23 |
| 3 |
Grimm, Colin A (10)
|
MDMAS |
50.81 |
49.27 |
-1.54 |
| 4 |
Fukui, Takaaki R (10)
|
MDJCC |
58.82 |
54.31 |
-4.51 |
| 5 |
Kobilarov, Alex (9)
|
MDMAS |
58.14 |
54.57 |
-3.57 |
| 6 |
Ottena, Carter J (9)
|
MDCGA |
|
56.99 |
- |
| 7 |
Warren, Nathaniel R (10)
|
MDCGA |
1:01.95 |
1:03.43 |
1.48 |
| 8 |
Solovyovsky, Benjamin M (10)
|
MDJCC |
|
1:12.42 |
- |
| 9 |
Shapiro, Jack G (9)
|
MDJCC |
1:40.63 |
1:19.51 |
-21.12 |
| 10 |
Hiken, Seth M (10)
|
MDCGA |
|
1:32.80 |
- |
|
Torres-Naranjo, Samuel (10)
|
MDCGA |
58.27 |
DQ |
- |
|
Meteer, Charles T (10)
|
MDGTAC |
|
DQ |
- |
|
Prush, Mason J (9)
|
MDJCC |
|
DQ |
- |
|
Rampersad, Alexander B (9)
|
MDMAS |
|
DQ |
- |
|
Bess, Grayson M (10)
|
MDCGA |
|
NS |
- |