| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nguyen, Dylan M (11)
|
NTTFA |
45.83 |
44.46 |
-1.37 |
| 2 |
Brooks, Nicholas J (12)
|
NTTFA |
49.92 |
47.81 |
-2.11 |
| 3 |
Trang, Samuel T (11)
|
NTTFA |
54.86 |
48.28 |
-6.58 |
| 4 |
McCormick, Dylan P (12)
|
NTTFA |
1:01.00 |
49.77 |
-11.23 |
| 5 |
Castanon, Nathan M (11)
|
NTTFA |
54.58 |
50.78 |
-3.80 |
| 6 |
Bustamante, Sebastian (11)
|
NTTFA |
|
52.17 |
- |
| 7 |
Joaquim, Christian T (12)
|
NTTFA |
1:02.53 |
53.90 |
-8.63 |
| 8 |
Gandhi, Vir V (11)
|
NTTFA |
56.42 |
55.98 |
-0.44 |
| 9 |
Washburn, Nathaniel L (11)
|
NTTFA |
57.07 |
56.17 |
-0.90 |
| 10 |
Sardo, Luca R (11)
|
NTTFA |
|
57.93 |
- |
| 11 |
Curtis, Austin J (12)
|
NTTFA |
|
59.19 |
- |
| 12 |
Gummadi, Nishil (12)
|
NTTFA |
59.72 |
1:03.89 |
4.17 |