| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Stevens, Stan (12)
|
MRASAP |
1:26.18 |
1:23.39 |
-2.79 |
| 2 |
Brosnan, Christopher P (12)
|
MRLIAC |
1:26.68 |
1:24.08 |
-2.60 |
| 3 |
Chau, Marcus (12)
|
MRLIAC |
1:26.34 |
1:24.52 |
-1.82 |
| 4 |
Aguilar Jr, Humberto (12)
|
MRYMID |
1:28.21 |
1:28.99 |
0.78 |
| 5 |
Florkowski, Brian T (12)
|
MRLIAC |
1:31.49 |
1:29.73 |
-1.76 |
| 6 |
Fei, Austin (11)
|
MRLIAC |
1:32.70 |
1:31.35 |
-1.35 |
| 7 |
Cash, James P (11)
|
MRLIAC |
1:31.22 |
1:34.62 |
3.40 |
| 8 |
Hong, Reegan (11)
|
MRLIAC |
1:31.63 |
1:34.95 |
3.32 |
| 9 |
Ting, Andrew (11)
|
MRLIAC |
1:31.86 |
1:35.20 |
3.34 |
| 10 |
Prainito, Christopher D (11)
|
MRLIAC |
1:42.00 |
1:39.07 |
-2.93 |
| 11 |
Xie, John L (11)
|
MRLIAC |
1:43.50 |
1:41.93 |
-1.57 |
| 12 |
Mantikas, Alex (11)
|
MRLIAC |
1:41.10 |
1:42.34 |
1.24 |
| 13 |
Wu, Alexander L (11)
|
MRLIAC |
1:45.63 |
1:44.93 |
-0.70 |
| 14 |
Mazur, Sean J (11)
|
MRLIAC |
1:44.81 |
1:51.91 |
7.10 |
| 15 |
Cook, Hunter R (11)
|
MRLIAC |
1:54.22 |
1:55.75 |
1.53 |