| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Anderson, Tate D (12)
|
NCRSA |
34.33 |
33.99 |
-0.34 |
| 2 |
Fink, Alexander L (12)
|
NCSTAR |
37.29 |
34.04 |
-3.25 |
| 3 |
Tisdale, Josiah T (11)
|
NCCAT |
36.85 |
35.47 |
-1.38 |
| 4 |
Pritchard, Benjamin A (11)
|
NCCAT |
35.38 |
36.16 |
0.78 |
| 5 |
Hammett, Christopher D (12)
|
NCCAT |
38.72 |
40.38 |
1.66 |
| 6 |
Shatz, Ariel (12)
|
NCCAT |
44.08 |
41.20 |
-2.88 |
| 7 |
Rustay, Andrew C (12)
|
NCRSA |
40.34 |
41.95 |
1.61 |
| 8 |
Land, Matthew C (11)
|
NCSTAR |
44.79 |
42.17 |
-2.62 |
| 9 |
Winslow, William C (11)
|
NCRSA |
46.85 |
50.59 |
3.74 |
|
Issatayev, Nursultan K (11)
|
NCCAT |
1:10.99 |
NS |
- |
|
Williams, Matheson E (12)
|
NCSTAR |
34.44 |
NS |
- |