| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Smith, Lucius A (10)
|
NCMSA |
44.17 |
43.57 |
-0.60 |
| 2 |
McCrae, Bradley G (9)
|
SCRAYS |
43.97 |
44.34 |
0.37 |
| 3 |
Kalinin, David A (8)
|
SCRAYS |
|
47.64 |
- |
| 4 |
Hoerschgens-Ham, Lukas A (9)
|
SCRAYS |
46.92 |
49.38 |
2.46 |
| 5 |
Gao, Chauncey C (10)
|
NCMSA |
50.12 |
49.85 |
-0.27 |
| 6 |
Edwards, James D (10)
|
SCRAYS |
48.64 |
51.82 |
3.18 |
| 7 |
Hightower, Parker R (10)
|
SCRAYS |
51.09 |
52.58 |
1.49 |
| 8 |
Craig, Asher M (10)
|
SCRAYS |
|
56.89 |
- |
| 9 |
Mabus, Nathaniel B (9)
|
SCRAYS |
58.88 |
58.15 |
-0.73 |
| 10 |
Gordon, Jack S (10)
|
NCMSA |
1:04.18 |
59.34 |
-4.84 |
| 11 |
Smith, Kenan P (8)
|
NCMSA |
1:02.28 |
1:01.13 |
-1.15 |
| 12 |
Andrade, Ashton W (10)
|
SCPALM |
1:15.24 |
1:09.51 |
-5.73 |
| 13 |
Sparkman-Couillard, Gary J (8)
|
SCGVST |
1:31.17 |
1:11.81 |
-19.36 |
|
Farrell, Caiden R (6)
|
SCCAC |
|
DQ |
- |
|
Wagar, Victor K (10)
|
NCMSA |
|
NS |
- |