| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
O'Connell, Reid (12)
|
MRLIAC |
1:18.29 |
1:15.65 |
-2.64 |
| 2 |
Farrell, Callum A (12)
|
MRNYSA |
1:22.49 |
1:18.57 |
-3.92 |
| 3 |
Ayzenberg, Daniel S (12)
|
MRLIAC |
1:20.12 |
1:19.82 |
-0.30 |
| 4 |
Zhu, Jia Le (12)
|
MRLIAC |
1:19.67 |
1:21.79 |
2.12 |
| 5 |
Sohng, Xander D (12)
|
MRSMC |
1:25.56 |
1:21.81 |
-3.75 |
| 6 |
Simons, Matthew A (12)
|
MRLIAC |
1:23.92 |
1:23.13 |
-0.79 |
| 7 |
Radnay, Carson R (12)
|
MRAGUA |
1:23.06 |
1:23.18 |
0.12 |
| 8 |
Sykes, Ryan R (12)
|
MRBGNW |
1:24.84 |
1:23.24 |
-1.60 |
| 9 |
Gierucki, Michael (12)
|
MRVIP |
1:28.15 |
1:24.63 |
-3.52 |
| 10 |
Badovych, Andriy (12)
|
MRFREE |
1:27.30 |
1:24.67 |
-2.63 |
| 11 |
Rodrigues, Elonu J (12)
|
MRAGUA |
1:26.24 |
1:25.06 |
-1.18 |
| 12 |
Argeros, Spyros N (12)
|
MRYFD |
1:16.94 |
1:25.80 |
8.86 |
| 13 |
Kim, Jay (12)
|
MRCOND |
1:26.27 |
1:25.88 |
-0.39 |
| 14 |
Kohara, Kantaro K (12)
|
MRLIAC |
1:28.15 |
1:26.12 |
-2.03 |
| 15 |
Erkal, Erez (12)
|
MRBAD |
1:18.57 |
1:26.58 |
8.01 |
| 16 |
Haridasan, Nikolai S (12)
|
MRYFD |
1:25.01 |
1:26.68 |
1.67 |
| 17 |
Dewitt, Billy C (12)
|
MRWISC |
1:27.89 |
1:27.54 |
-0.35 |
| 18 |
Ko, Hayden (12)
|
MRQNS |
1:29.88 |
1:28.68 |
-1.20 |
| 19 |
Seliger, Timur (12)
|
MRAGUA |
1:28.17 |
1:28.99 |
0.82 |
| 20 |
Devine, Milo J (12)
|
MRAGUA |
1:29.03 |
1:29.36 |
0.33 |
| 21 |
Nichi, Cristian A (11)
|
MRFREE |
1:18.87 |
1:29.42 |
10.55 |
| 22 |
Macdonald, Hugo T (12)
|
MRIA |
1:17.85 |
1:29.44 |
11.59 |
| 23 |
Rocchio, Carver R (12)
|
MRNYSA |
1:16.57 |
1:29.53 |
12.96 |
| 24 |
Albergo, Frank V (12)
|
MRLIAC |
1:26.68 |
1:30.26 |
3.58 |
| 25 |
Filtser Melendez, Ian V (12)
|
MRLIAC |
1:30.46 |
1:32.00 |
1.54 |
| 26 |
Kavouras, Georgios M (12)
|
MRTS |
1:18.83 |
1:32.45 |
13.62 |
| 27 |
Temni, Matthew (12)
|
MRFREE |
1:18.96 |
1:34.47 |
15.51 |
| 28 |
Monahan, Joseph J (12)
|
MRTVSC |
1:30.73 |
1:34.88 |
4.15 |