| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Austin, Thaddeus E (15)
|
NCEAC |
50.08 |
52.79 |
2.71 |
| 2 |
Cayer, Connor N (17)
|
NCEAC |
52.44 |
53.62 |
1.18 |
| 3 |
Mahler, Max H (16)
|
NCEAC |
54.25 |
55.22 |
0.97 |
| 4 |
Burton, Bence W (15)
|
NCEAC |
56.63 |
55.44 |
-1.19 |
| 5 |
Wilson, Wyatt O (16)
|
NCEAC |
1:01.39 |
56.76 |
-4.63 |
| 6 |
Ramos, Noah R (18)
|
NCEAC |
53.78 |
57.38 |
3.60 |
| 7 |
Ramos, John M (18)
|
NCEAC |
54.12 |
57.70 |
3.58 |
| 8 |
Hartsough, Jackson A (15)
|
NCEAC |
1:00.67 |
58.48 |
-2.19 |
| 9 |
Sianis, Alexander J (16)
|
NCEAC |
1:02.83 |
1:00.08 |
-2.75 |
| 10 |
Cooper, William H (17)
|
NCEAC |
1:04.93 |
1:00.16 |
-4.77 |
| 11 |
Reyes, Aaron M (16)
|
NCEAC |
59.71 |
1:00.30 |
0.59 |
| 12 |
Turner, Grant T (16)
|
NCEAC |
1:00.32 |
1:01.07 |
0.75 |
| 13 |
Powell, David A (15)
|
NCEAC |
1:00.62 |
1:02.25 |
1.63 |
|
Balberan, Jonathan Adriel R (15)
|
NCEAC |
1:23.00 |
DQ |
- |
|
Adler, Jake H (15)
|
NCEAC |
59.64 |
NS |
- |