| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Crossland, Kannen L (10)
|
GUUN-M |
1:16.50 |
1:14.59 |
-1.91 |
| 2 |
Pang, Neal (10)
|
GUAGS |
1:14.67 |
1:16.23 |
1.56 |
| 3 |
Bedolla, Jorge A (10)
|
GUMAC |
1:25.08 |
1:20.24 |
-4.84 |
| 4 |
Biddlecome, Alexander R (10)
|
GUMARC |
|
1:27.29 |
- |
| 5 |
Merriken, Wyatt L (9)
|
GUMAC |
1:34.02 |
1:28.22 |
-5.80 |
| 6 |
Chalmers, Tytus E (10)
|
GUAGS |
|
1:29.19 |
- |
| 7 |
West, Hugo A (10)
|
GUAGS |
1:33.55 |
1:30.21 |
-3.34 |
| 8 |
Kwok, Jaden J (10)
|
GUAGS |
1:30.40 |
1:31.36 |
0.96 |
| 9 |
Goulait, Joseph G (10)
|
GUMARC |
1:38.16 |
1:31.95 |
-6.21 |
| 10 |
Yang, Edward (9)
|
GUAGS |
1:41.54 |
1:34.09 |
-7.45 |
| 11 |
Harmann, Carter M (10)
|
GUMARC |
1:44.49 |
1:36.20 |
-8.29 |
| 12 |
Granda-Moncayo, Mauricio J (10)
|
GUAGS |
1:44.93 |
1:39.32 |
-5.61 |
| 13 |
Paas, Kenny (10)
|
GUMAC |
|
1:41.90 |
- |
| 14 |
Shi, David (9)
|
GUAGS |
|
1:45.67 |
- |
| 15 |
Ferguson, Julius R (9)
|
GUMAC |
1:57.21 |
1:56.08 |
-1.13 |
|
Matula, Adam P (10)
|
GUMAC |
1:51.77 |
DQ |
- |