| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Yedam (11)
|
MRPAC |
1:15.23 |
1:13.97 |
-1.26 |
| 2 |
Sykes, Sean S (11)
|
MRBGNW |
1:18.08 |
1:18.15 |
0.07 |
| 3 |
Fogarty, Atticus I (11)
|
MRYFD |
1:18.02 |
1:19.63 |
1.61 |
| 4 |
Doyle, Owen R (11)
|
MRBGNW |
1:24.95 |
1:25.79 |
0.84 |
| 5 |
Pelletier, Luc A (11)
|
MRYFD |
1:25.75 |
1:26.94 |
1.19 |
| 6 |
Milner, Adam J (11)
|
MRPAC |
1:27.57 |
1:28.16 |
0.59 |
| 7 |
Wallis, Elliott F (11)
|
MRYFD |
1:29.03 |
1:29.52 |
0.49 |
| 8 |
Soto III, Edwin (11)
|
MRPAC |
1:30.46 |
1:30.01 |
-0.45 |
| 9 |
Rettig, Adam (11)
|
MRPAC |
1:30.05 |
1:31.10 |
1.05 |
| 10 |
Joo, Siha J (11)
|
MRPAC |
1:37.61 |
1:31.54 |
-6.07 |
| 11 |
Lee, Shi-On (11)
|
MRYFD |
1:36.15 |
1:34.52 |
-1.63 |
| 12 |
Justiniano, Hayden C (11)
|
MRBGNW |
1:29.43 |
1:35.41 |
5.98 |
| 13 |
DE Santis, Luca V (11)
|
MRYFD |
1:35.47 |
1:35.65 |
0.18 |
| 14 |
Weidmann, Sebastian C (11)
|
MRBGNW |
1:42.86 |
1:40.29 |
-2.57 |
| 15 |
Bruno, Justin K (11)
|
MRYFD |
1:45.10 |
1:41.88 |
-3.22 |
| 16 |
Binnie, Victor G (11)
|
MRYFD |
1:41.47 |
1:44.20 |
2.73 |
| 17 |
Leong, Cooper (11)
|
MRPAC |
1:52.23 |
1:54.02 |
1.79 |
| 18 |
Jones, Christopher L (11)
|
MRYFD |
2:15.74 |
2:18.84 |
3.10 |
|
Cho, Joshua S (11)
|
MRYFD |
1:29.38 |
NS |
- |
|
Chan, Hayden C (11)
|
MRYFD |
1:27.79 |
NS |
- |