| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Covarrubias, Julian A (15)
|
MRCSDC |
|
51.18 |
- |
| 2 |
Pergan III, Chester J (16)
|
MRTVSC |
52.99 |
58.45 |
5.46 |
| 3 |
Llewellyn, James (15)
|
MRCSDC |
1:01.67 |
1:00.37 |
-1.30 |
| 4 |
Veit, Brian J (15)
|
MRTVSC |
1:00.49 |
1:01.55 |
1.06 |
| 5 |
Dowd, Michael R (16)
|
MRCSDC |
59.22 |
1:01.62 |
2.40 |
| 6 |
Wang, Shuping (15)
|
MRTVSC |
1:04.95 |
1:03.68 |
-1.27 |
| 7 |
Chan, Matthew S (17)
|
MRTVSC |
1:01.04 |
1:04.41 |
3.37 |
| 8 |
Stanzione, Jonathan D (15)
|
MRCSDC |
1:05.61 |
1:05.42 |
-0.19 |
| 9 |
Muroff, Michael C (17)
|
MRTVSC |
1:05.54 |
1:05.88 |
0.34 |
| 10 |
Gaspard, Chad A (16)
|
MRLIE |
1:06.44 |
1:06.02 |
-0.42 |
| 11 |
Connors, Ryan (17)
|
MRLIE |
1:02.67 |
1:09.17 |
6.50 |
| 12 |
Rice, Maverick D (15)
|
MRCSDC |
1:05.80 |
1:10.32 |
4.52 |
| 13 |
Spameni, Nicholas R (15)
|
MRCSDC |
1:09.28 |
1:11.51 |
2.23 |
| 14 |
Polley, Aidan J (15)
|
MRCSDC |
1:16.47 |
1:16.27 |
-0.20 |
| 15 |
Sciurca, Nicholas (15)
|
MRHAA |
1:26.05 |
1:28.51 |
2.46 |
|
McLaughlin, Joseph W (16)
|
MRFA |
1:11.22 |
NS |
- |