| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wang, Allen Y (10)
|
PVDRAG |
46.35 |
48.01 |
1.66 |
| 2 |
Cason, Musaa B (10)
|
MDBCSC |
50.58 |
50.17 |
-0.41 |
| 3 |
Ferroni, Max G (9)
|
MAYY |
50.09 |
50.23 |
0.14 |
| 4 |
Cabbagestalk Jr., Travone J (10)
|
MDBCSC |
49.91 |
51.98 |
2.07 |
| 5 |
Smith, Austin W (9)
|
MDBCSC |
51.55 |
52.53 |
0.98 |
| 6 |
Lisiewski, Adrian Z (10)
|
MDBAAC |
52.96 |
52.59 |
-0.37 |
| 7 |
Plaisted, Harrison T (10)
|
MDBAAC |
51.51 |
53.28 |
1.77 |
| 8 |
Studnicki, Matthew R (10)
|
MDBAAC |
53.68 |
53.49 |
-0.19 |
| 9 |
Sumpter, Ethan J (9)
|
MDBCSC |
52.44 |
54.30 |
1.86 |
| 10 |
Book, Tyson W (10)
|
MDBAAC |
58.43 |
58.39 |
-0.04 |
| 11 |
Zhang, Hansen L (9)
|
MDCAA |
53.49 |
58.72 |
5.23 |
| 12 |
Ireland, Quaid F (9)
|
MDMAC |
58.86 |
59.74 |
0.88 |
| 13 |
De Los Reyes-Kundey, Aden A (9)
|
MDMAC |
1:00.61 |
59.88 |
-0.73 |
| 14 |
Bagley, Jaden (9)
|
MASAKA |
1:02.45 |
1:00.11 |
-2.34 |
| 15 |
Rios, Gabriel G (9)
|
MDBAAC |
1:01.00 |
1:02.76 |
1.76 |
| 16 |
Yang, Matthew Z (10)
|
MDCAA |
57.67 |
1:04.26 |
6.59 |
| 17 |
Hogue, Ryan J (9)
|
MDRAC |
|
1:06.56 |
- |
| 18 |
Evans, Graham A (9)
|
MDBAAC |
1:22.07 |
1:16.22 |
-5.85 |
| 19 |
Tracey III, Burchell L (10)
|
MDBCSC |
|
1:34.21 |
- |
|
Collins, Quincy M (9)
|
MDBCSC |
|
DQ |
- |
|
Land, Ethan D (9)
|
MDBCSC |
55.66 |
NS |
- |