| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gronet, Tim M (18)
|
NJPTAC |
47.70 |
49.80 |
2.10 |
| 2 |
Horbacz, Justin M (17)
|
NJMB |
49.56 |
52.05 |
2.49 |
| 3 |
Bank, Alex B (18)
|
NJPTAC |
50.35 |
52.15 |
1.80 |
| 4 |
Riozzi-Bodine, Ethan J (16)
|
NJMB |
49.61 |
53.09 |
3.48 |
| 5 |
Bunt, Andrew M (17)
|
NJMB |
50.48 |
54.01 |
3.53 |
| 6 |
Warshaw, Peter E (15)
|
NJMB |
51.01 |
54.63 |
3.62 |
| 7 |
Anderson, Ethan A (15)
|
NJEEX |
54.91 |
55.12 |
0.21 |
| 8 |
Corrigan, Miller (16)
|
NJMB |
56.22 |
55.46 |
-0.76 |
| 9 |
Brown, Jonathan R (16)
|
NJFOBY |
59.10 |
56.01 |
-3.09 |
| 10 |
Wild, Ethan D (15)
|
NJEEX |
57.18 |
56.77 |
-0.41 |
| 11 |
Occhipinti, Stephen F (17)
|
NJMB |
1:00.17 |
59.13 |
-1.04 |
| 12 |
Claisse, Henry G (15)
|
NJPTAC |
58.39 |
59.31 |
0.92 |
| 13 |
White, Matthew R (15)
|
NJMB |
1:01.45 |
59.40 |
-2.05 |
| 14 |
Pukin, Joshua R (15)
|
NJFOBY |
59.50 |
1:00.42 |
0.92 |
| 15 |
Barruffe, Kevin (17)
|
NJFOBY |
58.65 |
1:00.83 |
2.18 |
| 16 |
Diliberto, Samuel A (15)
|
NJMB |
1:02.36 |
1:01.27 |
-1.09 |
| 17 |
Barry Jr., Michael (15)
|
NJFOBY |
58.48 |
1:01.40 |
2.92 |
| 18 |
Sach, Patrick J (15)
|
NJRA |
1:09.04 |
1:04.74 |
-4.30 |
| 19 |
Kaushik, Aditya (15)
|
NJPTAC |
1:09.71 |
1:08.57 |
-1.14 |
| 20 |
Midha, Rishabh M (15)
|
NJPTAC |
1:10.00 |
1:08.63 |
-1.37 |
| 21 |
Puzon, Jan K (15)
|
NJFOBY |
1:13.09 |
1:10.06 |
-3.03 |
|
Johnston, Patrick T (15)
|
NJJG |
1:04.31 |
NS |
- |
|
Santamaria, Dominick M (15)
|
NJRA |
1:03.88 |
NS |
- |