| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nunez, Ryan (12)
|
MRLIE |
1:11.04 |
1:12.22 |
1.18 |
| 2 |
Rasquinha, Rohit A (12)
|
MRLIE |
1:13.97 |
1:15.36 |
1.39 |
| 3 |
Bishop, William L (12)
|
MRYFD |
1:18.84 |
1:19.69 |
0.85 |
| 4 |
Bibolov, Nick (12)
|
MRSSC |
1:21.25 |
1:20.09 |
-1.16 |
| 5 |
LaBianca, Jack B (12)
|
MRLIE |
1:24.42 |
1:23.12 |
-1.30 |
| 6 |
Nasta, Michael V (12)
|
MRSSC |
1:28.69 |
1:23.75 |
-4.94 |
| 7 |
Chang, Steven R (11)
|
MRFLY |
1:22.65 |
1:23.77 |
1.12 |
| 8 |
Andersen, Francis (12)
|
MRSSC |
1:25.61 |
1:23.90 |
-1.71 |
| 9 |
Scalia, Anthony D (11)
|
MRSSC |
1:28.73 |
1:26.53 |
-2.20 |
| 10 |
Sansano, Matthew A (11)
|
MRLIE |
1:31.79 |
1:26.59 |
-5.20 |
| 11 |
Varrichio, Christopher R (12)
|
MRSSC |
1:22.00 |
1:28.35 |
6.35 |
| 12 |
Leroy, Pierre (11)
|
MRHYB |
|
1:32.94 |
- |
| 13 |
Lim, James (11)
|
MRFLY |
1:52.19 |
1:33.30 |
-18.89 |
| 14 |
Deguzman, Anthony William A (12)
|
MRHES |
1:29.73 |
1:33.90 |
4.17 |
| 15 |
Hsieh, Ethan (11)
|
MRUN-L |
1:35.74 |
1:34.67 |
-1.07 |
| 16 |
Zhou, Andrew Y (12)
|
MRFLY |
|
1:35.41 |
- |
| 17 |
Rossi, Blake C (12)
|
MRHYB |
1:32.51 |
1:37.17 |
4.66 |
| 18 |
Shapiro, Ryan J (11)
|
MRLBA |
|
1:37.92 |
- |
| 19 |
Okounev, Luke (12)
|
MRHES |
|
1:38.61 |
- |
| 20 |
Diaz, Floyd G (11)
|
MRHES |
1:44.11 |
1:40.76 |
-3.35 |
| 21 |
Slavin, Eric J (11)
|
MRHES |
|
1:43.07 |
- |
| 22 |
Buccino, Michael A (11)
|
MRLBA |
|
1:43.19 |
- |
| 23 |
Martin, Timothy J (11)
|
MRSSC |
1:43.55 |
1:45.94 |
2.39 |
| 24 |
Jhong, Ethan (11)
|
MRLIE |
1:45.34 |
1:47.47 |
2.13 |
| 25 |
Hoerning, Samuel L (12)
|
MRHYB |
|
1:51.43 |
- |
| 26 |
Apat, Joseph R (11)
|
MRLIE |
1:53.43 |
1:56.54 |
3.11 |
| 27 |
Guerron, Ryan A (11)
|
MRSSC |
1:57.00 |
1:57.99 |
0.99 |
| 28 |
D'Andrea, Jack (12)
|
MRSSC |
1:55.00 |
1:59.45 |
4.45 |
| 29 |
Martin, Gabriel C (12)
|
MRSSC |
1:46.00 |
2:01.99 |
15.99 |
| 30 |
Kramer, Cooper J (12)
|
MRLBA |
|
2:07.74 |
- |