| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ramachandran, Sajan G (18)
|
MDFSC |
51.64 |
53.63 |
1.99 |
| 2 |
Sparshott, Joseph D (18)
|
PVDCPR |
53.23 |
54.79 |
1.56 |
| 3 |
Uriarte Moreira, Frederico (17)
|
PVDCPR |
55.08 |
56.26 |
1.18 |
| 4 |
Dixon, Abenezer E (18)
|
PVDCPR |
55.90 |
57.35 |
1.45 |
| 5 |
Chen, Jason Y (16)
|
PVFAST |
57.17 |
57.94 |
0.77 |
| 6 |
Curtis, Logan C (17)
|
MDFSC |
58.69 |
58.34 |
-0.35 |
| 7 |
Scott, Maxwell A (16)
|
PVDCPR |
57.98 |
58.77 |
0.79 |
| 8 |
Catanzano, Max A (17)
|
PVDCPR |
1:02.30 |
1:01.41 |
-0.89 |
| 9 |
Patel, Shailen A (16)
|
PVDCPR |
1:11.24 |
1:06.89 |
-4.35 |
| 10 |
Bassett, Cormac K (16)
|
MDFSC |
1:08.79 |
1:07.84 |
-0.95 |
|
Vanskike, Otto R (18)
|
PVDCPR |
1:04.52 |
NS |
- |
|
Wallace, Nathaniel J (17)
|
PVDCPR |
56.63 |
NS |
- |
|
Walsky, Aidan J (16)
|
MDFSC |
1:01.06 |
NS |
- |