| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Clark, Quintin S (12)
|
NCSTAR |
36.23 |
37.30 |
1.07 |
| 2 |
Lee, Isaac T (12)
|
NCCAT |
44.76 |
38.00 |
-6.76 |
| 3 |
Ritchey, David P (12)
|
NCCAT |
39.94 |
38.46 |
-1.48 |
| 4 |
Ramsey, Liam S (11)
|
NCACCH |
44.44 |
41.15 |
-3.29 |
| 5 |
Kondratick, Jackson A (12)
|
NCRSA |
41.55 |
41.78 |
0.23 |
| 6 |
Simmons, Noah B (11)
|
NCACCH |
42.55 |
42.14 |
-0.41 |
| 7 |
Callahan, James C (11)
|
NCRSA |
42.46 |
42.38 |
-0.08 |
| 8 |
Abebe, Yaphet B (11)
|
NCGFSC |
|
46.27 |
- |
| 9 |
Radom, Nicholas G (12)
|
NCGFSC |
43.01 |
46.57 |
3.56 |
| 10 |
White, Derek W (11)
|
NCRSA |
49.15 |
46.88 |
-2.27 |
| 11 |
Carnahan, Declan A (11)
|
NCHAC |
49.32 |
47.11 |
-2.21 |
| 12 |
White, Deacon C (12)
|
NCRSA |
50.81 |
47.94 |
-2.87 |
| 13 |
Stephany, Adam P (11)
|
NCSTAR |
53.21 |
50.01 |
-3.20 |
| 14 |
Pendleton, Zackary A (11)
|
NCGFSC |
49.03 |
50.11 |
1.08 |
| 15 |
Bondo, Christopher L (12)
|
NCRSA |
51.61 |
50.46 |
-1.15 |
| 16 |
Upadhyay, Apurva N (11)
|
NCGFSC |
51.84 |
50.71 |
-1.13 |
| 17 |
Yung, Ryan (12)
|
NCCAT |
1:08.91 |
1:00.97 |
-7.94 |
| 18 |
McKeown, Martin L (11)
|
NCGFSC |
59.32 |
1:02.65 |
3.33 |
| 19 |
Tolin, Parker D (11)
|
NCRSA |
|
1:06.54 |
- |
|
Winslow, William C (12)
|
NCRSA |
44.43 |
NS |
- |