| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Todosijevic, Mateo (17)
|
NJSTAC |
50.66 |
51.69 |
1.03 |
| 1 |
Brown, Zachary S (15)
|
NJSTAC |
56.22 |
54.95 |
-1.27 |
| 2 |
Rishel, Phillip S (17)
|
MAPAAC |
52.34 |
52.49 |
0.15 |
| 2 |
Sechler-Stone, Timothy L (16)
|
MAPAAC |
57.52 |
55.72 |
-1.80 |
| 3 |
Nikitine, Mark V (15)
|
MAPAAC |
54.12 |
54.08 |
-0.04 |
| 3 |
Coll, Conor A (17)
|
NJSTAC |
56.15 |
57.35 |
1.20 |
| 4 |
Stewart, Douglas A (17)
|
NJSTAC |
53.13 |
56.04 |
2.91 |
| 4 |
Gaynor, Justin D (16)
|
NJSTAC |
57.31 |
59.74 |
2.43 |
| 5 |
McAllister, Patrick L (17)
|
MAPAAC |
47.92 |
56.10 |
8.18 |
|
Ismail, Yousef A (15)
|
MAPAAC |
55.13 |
NS |
- |
|
Lehman, Nicholas J (16)
|
MAPAAC |
59.58 |
NS |
- |
|
Lenaz, Reece J (17)
|
NJSTAC |
53.03 |
NS |
- |
|
Ward, Benjamin K (17)
|
NJSTAC |
56.24 |
NS |
- |