| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Sagui, John P (12)
|
NJCAT |
40.87 |
40.06 |
-0.81 |
| 2 |
Steinmetz, Jovin (11)
|
NJTAC |
40.89 |
40.22 |
-0.67 |
| 3 |
Brennan, William T (12)
|
NJCJAC |
44.52 |
42.33 |
-2.19 |
| 4 |
Makovsky, Alexander E (12)
|
NJCAT |
46.29 |
42.51 |
-3.78 |
| 5 |
Goodwin, Henry F (12)
|
NJCAT |
45.06 |
42.66 |
-2.40 |
| 6 |
McCann, William C (12)
|
NJCJAC |
42.98 |
42.71 |
-0.27 |
| 7 |
Najdzinowicz, Collin D (12)
|
NJTAC |
46.27 |
42.89 |
-3.38 |
| 8 |
Wilhelm, Bergen T (11)
|
NJHACY |
46.85 |
44.17 |
-2.68 |
| 9 |
Shimkus, Noah (11)
|
NJTAC |
44.24 |
44.50 |
0.26 |
| 10 |
Selvakumar, Mahil (12)
|
NJHACY |
53.89 |
47.15 |
-6.74 |
| 11 |
Massood, Jacobus W (11)
|
NJTAC |
47.60 |
47.33 |
-0.27 |
| 12 |
Margeson, Adam C (11)
|
NJRANY |
47.71 |
47.76 |
0.05 |
| 13 |
Yanumula, Santhosh (11)
|
NJRANY |
51.95 |
48.01 |
-3.94 |
| 14 |
Cole, Connor P (11)
|
NJTAC |
47.37 |
48.19 |
0.82 |
| 15 |
Sy, Logan (11)
|
NJTAC |
52.43 |
51.25 |
-1.18 |
| 16 |
Casey, Liam P (11)
|
NJCAT |
51.21 |
52.78 |
1.57 |
| 17 |
Furniss, Kai R (11)
|
NJPPST |
1:00.35 |
59.11 |
-1.24 |
| 18 |
Shimkus, Anthony J (11)
|
NJTAC |
1:14.96 |
1:11.84 |
-3.12 |