| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Simpson, Tyler J (12)
|
MRLIAC |
27.28 |
27.81 |
0.53 |
| 2 |
Gordon, Nicholas M (12)
|
MDNBAC |
29.50 |
28.66 |
-0.84 |
| 3 |
Walker, TyQuann S (12)
|
MRLIAC |
29.26 |
29.58 |
0.32 |
| 4 |
Walters, Tyler A (12)
|
MRLIAC |
29.68 |
29.87 |
0.19 |
| 5 |
Sullivan, Andrew F (12)
|
MDNBAC |
31.08 |
30.59 |
-0.49 |
| 6 |
Shopis, Nicholas (12)
|
MRLIAC |
30.55 |
30.70 |
0.15 |
| 7 |
Fabian, Christopher P (12)
|
NJBAC |
30.81 |
30.83 |
0.02 |
| 8 |
Lakatta, Edward A (11)
|
MDNBAC |
30.74 |
30.93 |
0.19 |
| 9 |
Tan, Ren-E (11)
|
MDNBAC |
31.38 |
31.03 |
-0.35 |
| 10 |
Derivaux, Christopher C (12)
|
MAJW |
31.06 |
31.30 |
0.24 |
| 11 |
Formon, Gavin J (12)
|
NJBAC |
31.21 |
31.34 |
0.13 |
| 12 |
Dewey, Wil G (12)
|
NILCAT |
31.21 |
31.37 |
0.16 |
| 12 |
Arsenault, Liam E (12)
|
MDNBAC |
31.07 |
31.37 |
0.30 |
| 14 |
Chun, Min I (12)
|
MRLIAC |
30.99 |
31.70 |
0.71 |
| 14 |
Conboy, Drew E (12)
|
MDNBAC |
31.28 |
31.70 |
0.42 |
| 16 |
Zhu, Allen K (12)
|
NJBAC |
31.01 |
31.74 |
0.73 |
| 17 |
Bao, Laurence (12)
|
NJBAC |
31.29 |
32.39 |
1.10 |
| 18 |
Yeung, Timothy (12)
|
MRLIAC |
31.01 |
32.59 |
1.58 |
| 19 |
Ounnarath, Molrakot A (12)
|
MDNBAC |
31.08 |
32.97 |
1.89 |