| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pena, Cesar d (15)
|
MRRED |
55.39 |
55.57 |
0.18 |
| 2 |
Fagan, William P (14)
|
MRBGNW |
59.96 |
1:01.32 |
1.36 |
| 2 |
Zhang, Daniel (15)
|
MRCFJV |
1:01.08 |
1:01.32 |
0.24 |
| 4 |
Samko, Jack P (14)
|
MRHS |
1:03.43 |
1:01.33 |
-2.10 |
| 5 |
Zhou, Ethan (12)
|
MRUN |
1:10.00 |
1:01.61 |
-8.39 |
| 6 |
O'Donnell, Michael W (14)
|
MRBGNW |
1:01.79 |
1:02.35 |
0.56 |
| 7 |
Equiano, Jason A (13)
|
MRAPEX |
1:02.74 |
1:04.91 |
2.17 |
| 8 |
Truong, Donald B (13)
|
MRHS |
1:02.66 |
1:05.00 |
2.34 |
| 9 |
Juncaj, Bernard A (15)
|
MRAPEX |
1:02.78 |
1:05.44 |
2.66 |
| 10 |
Su, Corey (13)
|
MRFREE |
1:09.47 |
1:07.90 |
-1.57 |
| 11 |
Carley, Thomas (13)
|
MRCFJV |
1:12.28 |
1:09.87 |
-2.41 |
| 12 |
Bubrowiecki, Sebastian (14)
|
MRHS |
1:09.14 |
1:09.96 |
0.82 |
| 13 |
Stoica, Michael (12)
|
MRJCC |
1:10.97 |
1:10.59 |
-0.38 |
| 14 |
Lynch, Jamie M (14)
|
MRBGNW |
1:10.11 |
1:11.08 |
0.97 |
| 15 |
Aoukar, Joseph (13)
|
MRCFJV |
1:11.06 |
1:11.68 |
0.62 |
| 16 |
Laskey, Ian G (15)
|
MRFREE |
1:21.30 |
1:14.81 |
-6.49 |
| 17 |
Gonzalez, Alejandro (11)
|
MRAPEX |
1:14.67 |
1:15.36 |
0.69 |
| 18 |
Santiago, Will A (11)
|
MRAPEX |
1:11.56 |
1:15.74 |
4.18 |
| 19 |
Gruver, Bogdan A (14)
|
MRHS |
1:08.32 |
1:17.94 |
9.62 |
| 20 |
Muir, Christopher D (13)
|
MRHS |
1:17.00 |
1:20.95 |
3.95 |