| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Egan, Sean P (12)
|
CTNCY |
40.87 |
40.43 |
-0.44 |
| 2 |
Frangione, Robert M (13)
|
CTNCY |
|
41.53 |
- |
| 3 |
Egan, Finn M (9)
|
CTNCY |
44.15 |
42.12 |
-2.03 |
| 4 |
Muller, Christopher T (12)
|
CTNCY |
|
43.26 |
- |
| 5 |
Kilkenny, Cormac R (12)
|
CTNCY |
51.34 |
46.91 |
-4.43 |
| 6 |
Kilkenny, Quinn M (12)
|
CTNCY |
47.09 |
47.15 |
0.06 |
| 7 |
Sukhani, Saras (11)
|
CTNCY |
47.88 |
47.81 |
-0.07 |
| 8 |
Constandaki, Daniel E (9)
|
CTNCY |
44.27 |
48.65 |
4.38 |
| 9 |
Vellano, Lucca J (10)
|
CTNCY |
49.57 |
52.35 |
2.78 |
| 10 |
Chesnais, Sebastian T (10)
|
CTNCY |
52.91 |
56.17 |
3.26 |
|
Jones, Emmett P (9)
|
CTNCY |
|
NS |
- |
|
Nestor, Gavin M (8)
|
CTNCY |
1:04.96 |
NS |
- |
|
Quigley, Griff (8)
|
CTNCY |
53.80 |
NS |
- |