| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nguyen, Dylan M (11)
|
NTTFA |
40.11 |
37.04 |
-3.07 |
| 2 |
Washburn, Nathaniel L (11)
|
NTTFA |
42.09 |
38.51 |
-3.58 |
| 3 |
McCormick, Dylan P (12)
|
NTTFA |
42.07 |
38.52 |
-3.55 |
| 4 |
Bivins, Aidan C (12)
|
NTTFA |
45.34 |
39.20 |
-6.14 |
| 5 |
Cabral, Juan Miguel A (12)
|
NTTFA |
50.39 |
40.59 |
-9.80 |
| 6 |
Trang, Samuel T (11)
|
NTTFA |
45.54 |
42.01 |
-3.53 |
| 7 |
Brooks, Nicholas J (12)
|
NTTFA |
45.95 |
42.76 |
-3.19 |
| 8 |
Bustamante, Sebastian (11)
|
NTTFA |
|
43.40 |
- |
| 9 |
Gandhi, Vir V (11)
|
NTTFA |
51.19 |
51.16 |
-0.03 |
| 10 |
Sardo, Luca R (11)
|
NTTFA |
|
51.24 |
- |
| 11 |
Curtis, Austin J (12)
|
NTTFA |
|
52.35 |
- |
| 12 |
Gowreddy, Adeep Reddy (11)
|
NTTFA |
|
54.43 |
- |
|
Castanon, Nathan M (11)
|
NTTFA |
47.37 |
NS |
- |