| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Townson, Connor G (10)
|
NJMYM |
48.63 |
45.71 |
-2.92 |
| 2 |
Denman-Grimm, Benjamin E (10)
|
NJCJAC |
52.40 |
48.72 |
-3.68 |
| 3 |
Tanudjaja, Christopher (9)
|
NJSCAR |
50.10 |
49.18 |
-0.92 |
| 4 |
Groysman, Jacob (10)
|
NJSCAR |
48.71 |
49.57 |
0.86 |
| 5 |
Collins, William B (9)
|
NJEEX |
50.82 |
49.85 |
-0.97 |
| 6 |
Cullen, Mitchell T (9)
|
NJNJRC |
55.10 |
49.86 |
-5.24 |
| 7 |
Bobrowski, Jan (10)
|
NJMYM |
49.96 |
49.93 |
-0.03 |
| 8 |
Racioppi, Dylan v (9)
|
NJMB |
50.33 |
50.36 |
0.03 |
| 9 |
Yuan, Jonah (10)
|
NJPTAC |
51.50 |
50.50 |
-1.00 |
| 10 |
Pla-Silsby, Diego T (9)
|
NJMYM |
51.36 |
50.59 |
-0.77 |
| 11 |
Spivak, Gabriel M (9)
|
NJFOBY |
49.24 |
50.73 |
1.49 |
| 12 |
Lilly, Ben T (10)
|
NJPENN |
49.46 |
51.53 |
2.07 |
| 13 |
Lebiedzinski, Thomas M (10)
|
NJMYM |
51.40 |
51.97 |
0.57 |
| 14 |
Gopalakrishnan, Deepak (10)
|
NJMB |
53.03 |
51.99 |
-1.04 |
| 15 |
Berardelli, Max E (10)
|
NJMYM |
52.22 |
53.51 |
1.29 |
| 16 |
Lubinski, Noah F (9)
|
NJEEX |
53.21 |
54.06 |
0.85 |
| 17 |
Zifchak, Luke J (9)
|
NJMB |
54.42 |
55.46 |
1.04 |
| 18 |
Gaynor, Jared R (10)
|
NJPENN |
57.83 |
56.19 |
-1.64 |
| 19 |
Gorman, Conall C (9)
|
NJMYM |
55.15 |
57.43 |
2.28 |
| 20 |
Kopec, Brendan J (9)
|
NJNJRC |
1:01.26 |
57.64 |
-3.62 |
| 21 |
Nagornyi, Daniel v (10)
|
NJMB |
57.98 |
57.79 |
-0.19 |
| 22 |
Groeschke, Andrew J (9)
|
NJMB |
1:01.95 |
57.99 |
-3.96 |
| 23 |
Gao, David (8)
|
NJEEX |
52.62 |
58.77 |
6.15 |
| 24 |
Terrany, Joshua (10)
|
NJNJRC |
1:01.63 |
58.99 |
-2.64 |
| 25 |
Antonucci, Thomas R (10)
|
NJMB |
1:01.21 |
59.25 |
-1.96 |
| 26 |
Bucci, Dylan (9)
|
NJMB |
58.56 |
1:00.00 |
1.44 |
| 27 |
Wang, Kenneth S (9)
|
NJSRAY |
1:00.23 |
1:00.31 |
0.08 |
| 28 |
Saini, Tanush (9)
|
NJPTAC |
1:14.81 |
1:07.77 |
-7.04 |
| 29 |
Borrino, Joseph (10)
|
NJNJRC |
1:14.07 |
1:23.35 |
9.28 |
|
Kamulkar, Arnav V (9)
|
NJSCAR |
56.73 |
DQ |
- |
|
Peddu, Ram B (9)
|
NJSCAR |
1:11.32 |
DQ |
- |
|
Shea, Jude (9)
|
NJNJRC |
1:12.99 |
DQ |
- |