| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Swanholm, Spencer A (12)
|
MASJAC |
38.23 |
32.97 |
-5.26 |
| 2 |
Pasquini, Alexander A (12)
|
MASJAC |
|
35.54 |
- |
| 3 |
Keegan, Daniel P (11)
|
MASJAC |
|
36.57 |
- |
| 4 |
Jiang, Ryan Z (12)
|
MAPVA |
38.75 |
37.60 |
-1.15 |
| 5 |
McGlynn, Declan J (12)
|
MASJAC |
44.81 |
37.72 |
-7.09 |
| 6 |
Leibowitz, Adam S (11)
|
MASJAC |
|
38.94 |
- |
| 7 |
Tran, Ethan D (11)
|
MAPVA |
41.92 |
40.53 |
-1.39 |
| 8 |
Leone, Christian J (12)
|
MASJAC |
|
42.21 |
- |
| 9 |
Manigrassi, Jackson T (11)
|
MAWAVE |
|
43.14 |
- |
| 10 |
Lundgren, Andrew F (11)
|
MASJAC |
|
43.91 |
- |
| 11 |
Mountain, Julian E (11)
|
MAWAVE |
45.20 |
44.11 |
-1.09 |
| 12 |
Geist, Hans A (12)
|
MASJAC |
|
44.29 |
- |
| 13 |
Coghlan, Hunter H (12)
|
MAFWAC |
|
45.98 |
- |
| 14 |
Titsch, Nate U (12)
|
MAPENN |
|
47.02 |
- |
| 15 |
Emilev, Meder (12)
|
MAORCA |
48.88 |
51.31 |
2.43 |
| 16 |
Shegidevich, Denis (12)
|
MAORCA |
1:01.10 |
57.75 |
-3.35 |
|
Sundaraman, Shreyas (12)
|
MAT85 |
|
DQ |
- |