| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Petruzzi, Kurt E (12)
|
NCTYDE |
37.24 |
39.12 |
1.88 |
| 2 |
Higgins, Patrick C (12)
|
SCNYST |
43.13 |
43.09 |
-0.04 |
| 3 |
Burton, Bence W (11)
|
NCTYDE |
44.46 |
43.91 |
-0.55 |
| 4 |
Wolf, Caden J (12)
|
SCRAYS |
44.53 |
44.69 |
0.16 |
| 5 |
Kukucka, Michael J (12)
|
SCYCSC |
45.08 |
45.58 |
0.50 |
| 6 |
Hitchcock, Stephen A (12)
|
NCYSST |
45.02 |
46.08 |
1.06 |
| 7 |
KuKucka, Gabriel J (11)
|
SCYCSC |
50.75 |
47.37 |
-3.38 |
| 8 |
Wolf, Carson J (11)
|
SCRAYS |
47.58 |
48.52 |
0.94 |
| 9 |
Brown, Noah A (12)
|
SCYCSC |
48.95 |
49.95 |
1.00 |
| 10 |
Martin, Brandon M (11)
|
SCRAYS |
49.49 |
50.50 |
1.01 |
| 11 |
Stieber, Jack R (11)
|
NCTYDE |
51.16 |
50.56 |
-0.60 |
| 12 |
Fields, Charles W (11)
|
NCYSST |
49.28 |
50.98 |
1.70 |
| 14 |
Kolomiyets, Melchisedek P (11)
|
NCWNCY |
|
51.99 |
- |
| 15 |
Morales, Gabriel J (11)
|
NCLOY |
50.78 |
55.42 |
4.64 |
| 16 |
Loh, Alec M (12)
|
NCLOY |
58.28 |
55.95 |
-2.33 |
| 17 |
Nagy, Salvatore D (12)
|
SCYCSC |
55.00 |
58.94 |
3.94 |
| 18 |
Hammill, Colson R (11)
|
NCRACY |
1:06.43 |
1:04.90 |
-1.53 |
|
Aberle, Luke T (11)
|
NCYSST |
50.12 |
DQ |
- |