| # | Swimmer | Team | Seed | Time | Diff |
| 2 |
Matilainen, Alexander S (14)
|
NCTYDE |
39.44 |
37.33 |
-2.11 |
| 4 |
Matilainen, Aaron E (12)
|
NCTYDE |
39.83 |
40.41 |
0.58 |
| 5 |
Rodriguez, Gabriel A (14)
|
NCHPSC |
43.09 |
40.69 |
-2.40 |
| 7 |
Bousmaha, Zach R (14)
|
NCHPSC |
42.47 |
41.22 |
-1.25 |
| 8 |
Rene, Balmir G (15)
|
NCHPSC |
42.81 |
41.64 |
-1.17 |
| 10 |
Cridlebaugh, Rowan P (11)
|
NCHPSC |
41.67 |
42.02 |
0.35 |
| 16 |
Gaillard, Alston M (12)
|
NCTYDE |
48.92 |
49.69 |
0.77 |
| 17 |
Eldeeb, Ahmed K (12)
|
NCTYDE |
49.96 |
50.04 |
0.08 |
| 18 |
Scott, Alexander J (12)
|
NCTYDE |
|
53.14 |
- |
| 22 |
Chen, Max H (11)
|
NCTYDE |
55.00 |
56.72 |
1.72 |