| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zhou, Ethan (11)
|
MRUN |
1:09.75 |
1:11.09 |
1.34 |
| 2 |
Postma, John E (12)
|
NJSCY |
1:14.29 |
1:14.04 |
-0.25 |
| 3 |
Baxter, Ayden C (12)
|
MRMWDA |
1:18.72 |
1:18.37 |
-0.35 |
| 4 |
White, Ronan W (11)
|
MRPATS |
1:20.13 |
1:20.30 |
0.17 |
| 5 |
Wright, Cooper C (12)
|
MRWSSC |
1:25.30 |
1:21.20 |
-4.10 |
| 6 |
Zhou, York Z (11)
|
MRPATS |
|
1:21.33 |
- |
| 7 |
Locitzer, Thomas B (11)
|
MRPATS |
1:19.63 |
1:21.64 |
2.01 |
| 8 |
Gutierrez, Christopher A (11)
|
NJUN |
1:25.92 |
1:23.93 |
-1.99 |
| 9 |
Traverse, Ian C (12)
|
MRUN |
1:21.33 |
1:25.05 |
3.72 |
| 10 |
Evans, Matthew L (11)
|
MRAGMV |
1:50.89 |
1:29.18 |
-21.71 |
| 11 |
DelCoro, Brendan (12)
|
NJSCY |
1:33.75 |
1:29.35 |
-4.40 |
| 12 |
Finnigan, Jeromy E (12)
|
MRWSSC |
1:25.44 |
1:30.11 |
4.67 |
| 13 |
Mummery, John F (11)
|
MRNBS |
1:57.92 |
1:30.76 |
-27.16 |
| 14 |
Cooper, Jackson C (11)
|
MRNBS |
1:30.89 |
1:32.02 |
1.13 |
| 15 |
Finelli, Stanley (11)
|
MRDVWM |
1:32.78 |
1:32.32 |
-0.46 |
| 16 |
Burgarelli, Sebastian (11)
|
MRNBS |
1:36.72 |
1:32.74 |
-3.98 |
| 17 |
Kelly, Michael J (12)
|
MRAGMV |
1:45.98 |
1:33.35 |
-12.63 |
| 18 |
Devlin, Blaze R (11)
|
MRVAC |
1:30.88 |
1:34.75 |
3.87 |
| 19 |
Green, Marco G (11)
|
MRAGMV |
1:58.89 |
1:48.04 |
-10.85 |
| 20 |
Constancio, Markus A (11)
|
MRNBS |
2:00.99 |
1:54.58 |
-6.41 |