| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Uhlig, Gavin H (12)
|
MDLBA |
47.70 |
43.41 |
-4.29 |
| 2 |
Connors, Ian P (12)
|
MDSPY |
49.24 |
45.38 |
-3.86 |
| 3 |
Zhao, Christopher L (11)
|
MDRAC |
53.11 |
45.95 |
-7.16 |
| 4 |
Knott, Bryan M (11)
|
MDRAC |
46.63 |
46.40 |
-0.23 |
| 5 |
Gallagher, Everett R (12)
|
MAPDR |
|
46.78 |
- |
| 6 |
Yang, Edward X (12)
|
MDRAC |
46.99 |
47.36 |
0.37 |
| 7 |
Oliver, Jackson S (12)
|
MDLBA |
48.97 |
47.77 |
-1.20 |
| 8 |
Cherches, Ryan (11)
|
MDJCC |
55.47 |
50.13 |
-5.34 |
| 9 |
Lesan, David (11)
|
MDRAC |
50.43 |
51.47 |
1.04 |
| 10 |
Yu, Derek Z (11)
|
MDRAC |
59.10 |
52.04 |
-7.06 |
| 11 |
Matu, Mathai J (12)
|
MDEST |
51.83 |
52.51 |
0.68 |
| 12 |
Smith, Isaiah M (11)
|
MDEST |
55.09 |
53.76 |
-1.33 |
| 13 |
Chen, Kevin Z (11)
|
MDEST |
57.45 |
55.87 |
-1.58 |
| 14 |
Casey, Ryan (11)
|
MDBAY |
1:04.85 |
56.10 |
-8.75 |
| 15 |
Rotter-Cotts, James J (11)
|
MDSPY |
57.07 |
58.67 |
1.60 |
| 16 |
Worker, Oliver (11)
|
MDBAY |
1:03.28 |
59.11 |
-4.17 |
| 17 |
Thomas, Trevor S (11)
|
MDRAC |
58.67 |
59.18 |
0.51 |
| 18 |
Toapanta, Inti J (11)
|
MDRAC |
1:17.51 |
1:01.56 |
-15.95 |
| 19 |
Cruz, Dominic C (11)
|
MAPDR |
|
1:03.21 |
- |
| 20 |
Waddell, Parker E (11)
|
MDGTAC |
|
1:08.01 |
- |
| 21 |
Kim, Jaden (11)
|
MDRAC |
|
1:08.58 |
- |
| 22 |
Dawson, Jeremiah J (11)
|
MDBAY |
1:13.74 |
1:17.11 |
3.37 |
|
Pitts, Brayden P (12)
|
MDBAY |
55.01 |
NS |
- |
|
Donaldson, Owen (11)
|
MDBAY |
1:05.37 |
NS |
- |