| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McDonald, Logan J (16)
|
NCTYDE |
53.45 |
53.92 |
0.47 |
| 2 |
Evans, Christopher A (16)
|
NCTYDE |
59.00 |
56.36 |
-2.64 |
| 3 |
Roten, Landon T (17)
|
NCTYDE |
56.25 |
57.71 |
1.46 |
| 4 |
Insixiengmay, Steven (16)
|
NCTYDE |
57.02 |
57.92 |
0.90 |
| 5 |
Ponce-de-Leon, Peyton B (15)
|
NCTYDE |
|
59.77 |
- |
| 6 |
Vye, Nicholas W (17)
|
NCTYDE |
59.76 |
1:01.77 |
2.01 |
| 7 |
Lester, Jackson C (15)
|
NCTYDE |
|
1:12.62 |
- |
| 8 |
Bell, Jacob M (15)
|
NCTYDE |
1:14.93 |
1:15.26 |
0.33 |
| 9 |
Miller, Christopher L (16)
|
NCTYDE |
|
1:15.38 |
- |
| 10 |
Formaggioni, Bryson W (17)
|
NCTYDE |
|
1:24.54 |
- |