| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Moen, Maxwell (14)
|
MADST |
54.81 |
55.49 |
0.68 |
| 2 |
Winnington, Jude W (13)
|
MADST |
56.60 |
56.58 |
-0.02 |
| 3 |
Akman, Atilla T (13)
|
MASOUD |
|
1:04.83 |
- |
| 4 |
McGowam, James A (13)
|
MAPWAC |
|
1:04.99 |
- |
| 5 |
Graaf, Zachary E (14)
|
MARAD |
1:23.18 |
1:06.08 |
-17.10 |
| 6 |
Reasons, Kyle W (14)
|
MARAD |
1:13.01 |
1:09.73 |
-3.28 |
| 7 |
Yu, Andrew W (13)
|
MARAD |
1:14.32 |
1:10.67 |
-3.65 |
| 8 |
Line, Greyson B (13)
|
MARAD |
1:28.06 |
1:37.68 |
9.62 |
|
Marr, Maximillian P (13)
|
MARAD |
1:03.63 |
DQ |
- |
|
Forte, Jackson M (13)
|
MABSC |
|
NS |
- |
|
Lim, Ethan Theodore H (13)
|
MARAD |
|
NS |
- |
|
Tierney, Brady J (14)
|
MARAD |
58.02 |
NS |
- |