| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hershberg, Jacob C (11)
|
ADDELM |
28.26 |
28.49 |
0.23 |
| 2 |
Wang, Alex (11)
|
ADDELM |
31.26 |
30.51 |
-0.75 |
| 3 |
Noonan, Patrick D (12)
|
ADDELM |
38.66 |
30.55 |
-8.11 |
| 4 |
LaFountain, Tobias P (12)
|
ADALBS |
29.43 |
32.23 |
2.80 |
| 5 |
Zeliph, Thomas J (11)
|
ADALBS |
31.68 |
32.89 |
1.21 |
| 6 |
Park, Junggyun (11)
|
ADALBS |
34.13 |
34.61 |
0.48 |
| 7 |
LaFountain, Jackson P (11)
|
ADALBS |
35.72 |
36.20 |
0.48 |
| 8 |
Peters, Lucas M (11)
|
ADDELM |
35.17 |
36.31 |
1.14 |
| 9 |
Banyard, Joshua D (11)
|
NESNAP |
36.72 |
37.35 |
0.63 |
| 10 |
Sahota, Samarth S (12)
|
ADALBS |
41.62 |
37.96 |
-3.66 |
| 11 |
Rosen, Samuel M (11)
|
ADALBS |
41.12 |
38.03 |
-3.09 |
| 12 |
O'Connell, Brodie R (11)
|
ADALBS |
44.32 |
43.29 |
-1.03 |
| 13 |
Driscoll, Patrick H (12)
|
ADALBS |
40.54 |
45.99 |
5.45 |
| 14 |
Menezes, Kyle C (11)
|
ADHAWK |
44.94 |
47.40 |
2.46 |
| 15 |
Kerr, Digby J (11)
|
NESNAP |
50.82 |
48.60 |
-2.22 |