| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bagley, Jaden (9)
|
MASAKA |
3:21.02 |
3:19.99 |
-1.03 |
| 2 |
Plaisted, Harrison T (10)
|
MDBAAC |
3:26.25 |
3:21.52 |
-4.73 |
| 3 |
Cason, Musaa B (10)
|
MDBCSC |
3:21.41 |
3:23.72 |
2.31 |
| 4 |
Lisiewski, Adrian Z (10)
|
MDBAAC |
3:37.54 |
3:24.50 |
-13.04 |
| 5 |
Book, Tyson W (10)
|
MDBAAC |
3:32.88 |
3:27.00 |
-5.88 |
| 6 |
Smith, Austin W (9)
|
MDBCSC |
3:32.03 |
3:32.08 |
0.05 |
| 7 |
Ferroni, Max G (9)
|
MAYY |
3:38.16 |
3:36.75 |
-1.41 |
| 8 |
Studnicki, Matthew R (10)
|
MDBAAC |
3:41.99 |
3:37.20 |
-4.79 |
| 9 |
Sumpter, Ethan J (9)
|
MDBCSC |
|
3:53.37 |
- |
| 10 |
Rios, Gabriel G (9)
|
MDBAAC |
|
3:56.88 |
- |
| 11 |
Yang, Matthew Z (10)
|
MDCAA |
3:51.16 |
4:09.74 |
18.58 |
|
Evans, Graham A (9)
|
MDBAAC |
|
DQ |
- |
|
Cabbagestalk Jr., Travone J (10)
|
MDBCSC |
|
DQ |
- |
|
Zhang, Hansen L (9)
|
MDCAA |
3:50.82 |
DQ |
- |
|
Land, Ethan D (9)
|
MDBCSC |
|
NS |
- |