| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Winograd, Nicholas (17)
|
MRAG |
54.89 |
54.97 |
0.08 |
| 2 |
Deutsch, Griffin F (17)
|
MRAG |
58.45 |
59.75 |
1.30 |
| 3 |
Cooney, Hunter C (16)
|
MRAG |
57.87 |
59.90 |
2.03 |
| 4 |
Rodriguez, Frank (16)
|
MRWSSC |
1:01.37 |
1:00.37 |
-1.00 |
| 5 |
Jarski, Alexander C (15)
|
MRAG |
1:02.10 |
1:01.34 |
-0.76 |
| 6 |
Emmerich, Lee A (15)
|
MRAG |
59.09 |
1:01.67 |
2.58 |
| 7 |
Glazowski, Christopher M (15)
|
MRDA |
1:02.84 |
1:05.53 |
2.69 |
| 8 |
Haines, Timothy A (17)
|
MRAG |
1:05.43 |
1:08.13 |
2.70 |
| 9 |
McCormick, Colin J (16)
|
MRWSSC |
1:08.90 |
1:08.59 |
-0.31 |
| 10 |
Santiago, Christopher (16)
|
MRWSSC |
1:09.74 |
1:09.22 |
-0.52 |
| 11 |
Jorge, Dylan E (16)
|
MRDA |
1:10.22 |
1:11.07 |
0.85 |
| 12 |
Iolonardi, Tristan (17)
|
MRAG |
|
1:14.26 |
- |