| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Helman, Finnian S (11)
|
GUDADS |
1:17.07 |
1:18.46 |
1.39 |
| 2 |
Pham, Preston L (12)
|
GUDADS |
1:20.51 |
1:20.16 |
-0.35 |
| 3 |
Farahbod, Benjamin C (12)
|
GUDADS |
1:19.64 |
1:23.07 |
3.43 |
| 4 |
Williams, Colby M (12)
|
GUDADS |
1:31.15 |
1:25.57 |
-5.58 |
| 5 |
Nolte, Karl K (11)
|
GUDADS |
1:29.71 |
1:27.60 |
-2.11 |
| 6 |
Foreman, John A (11)
|
GUDADS |
1:49.41 |
1:32.61 |
-16.80 |
| 7 |
Baker, Jacob J (11)
|
GUDADS |
1:38.33 |
1:32.95 |
-5.38 |
| 8 |
Lee, Maxton T (12)
|
GUDADS |
1:33.07 |
1:36.63 |
3.56 |
| 9 |
Parris, Beres J (12)
|
GUSTA |
1:34.01 |
1:38.30 |
4.29 |
| 10 |
Ong, Ian S (12)
|
GUDADS |
1:41.52 |
1:43.90 |
2.38 |
| 11 |
Ellestad, Christian B (12)
|
GUDADS |
1:46.01 |
1:46.61 |
0.60 |
| 12 |
Frank, Sam J (11)
|
GUDADS |
1:58.45 |
1:52.20 |
-6.25 |
| 13 |
Gillespie, John A (11)
|
GUSTA |
1:58.63 |
1:56.22 |
-2.41 |
| 14 |
Markovich, Samuel M (11)
|
GUDADS |
2:10.76 |
2:08.65 |
-2.11 |
|
Belloso, Alan S (12)
|
GUDADS |
1:25.72 |
DQ |
- |
|
Vasquez, Gabriel L (11)
|
GUDADS |
1:45.96 |
NS |
- |