| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Daniels, Keegan J (8)
|
MRNDAC |
43.57 |
40.07 |
-3.50 |
| 2 |
Joachim, Carmeleau R (8)
|
MRNBS |
44.84 |
41.90 |
-2.94 |
| 3 |
Hineman, Jacob G (7)
|
MRNDAC |
45.11 |
50.78 |
5.67 |
| 4 |
Carter-Davis, Phoenix G (8)
|
MRNYSA |
|
52.57 |
- |
| 5 |
Tennant, Logan M (8)
|
MRNBS |
58.71 |
54.96 |
-3.75 |
| 6 |
Lopez Leon, Raul Jr. A (7)
|
MRNDAC |
59.01 |
57.77 |
-1.24 |
| 7 |
Dabroski, Luke J (7)
|
MRNBS |
1:25.20 |
1:09.82 |
-15.38 |
| 8 |
Park, Felix T (7)
|
MRNBS |
1:10.52 |
1:13.42 |
2.90 |
| 9 |
Alden, Alex W (8)
|
MRNDAC |
1:20.11 |
1:17.49 |
-2.62 |
|
Hambardzumyan, Arman (8)
|
MRSSL |
59.11 |
DQ |
- |
|
Matias, Jaden (8)
|
MRVAC |
|
DQ |
- |