| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bell, Brandon S (11)
|
MASEA |
33.77 |
33.30 |
-0.47 |
| 2 |
Garbutt, Cole R (11)
|
MASEA |
32.67 |
34.57 |
1.90 |
| 3 |
Garbutt, Liam J (12)
|
MASEA |
34.76 |
35.07 |
0.31 |
| 4 |
Ployratana, Winchester (12)
|
MAPVA |
33.78 |
35.09 |
1.31 |
| 5 |
Ricciotti, Mason C (11)
|
MASEA |
36.19 |
36.02 |
-0.17 |
| 6 |
Ammann, Connor M (12)
|
MASEA |
37.05 |
36.22 |
-0.83 |
| 7 |
McCarron, Ethan P (12)
|
MAPVA |
35.28 |
36.40 |
1.12 |
| 8 |
Ireland, David M (12)
|
MASEA |
38.17 |
36.78 |
-1.39 |
| 9 |
LaMonica, Christopher J (12)
|
MASEA |
37.74 |
37.43 |
-0.31 |
| 10 |
Nguyen, Benjamin (12)
|
UNAT |
37.83 |
39.20 |
1.37 |
| 11 |
Kent, Justin N (12)
|
MAPVA |
42.35 |
40.60 |
-1.75 |
| 12 |
Kissick, Kyle J (11)
|
MASEA |
39.44 |
41.75 |
2.31 |
| 13 |
Zheng, Vinson (12)
|
MAPVA |
|
48.17 |
- |
| 14 |
Flynn, Ryan P (12)
|
MAPVA |
53.41 |
52.07 |
-1.34 |
| 15 |
Wu, Brandon K (11)
|
MASEA |
59.97 |
55.89 |
-4.08 |
|
Chen, Eddie (12)
|
MAPVA |
|
DQ |
- |
|
Gehring, Lucas I (11)
|
MAWWC |
55.18 |
NS |
- |
|
Lewis, Mason (12)
|
MAWWC |
|
NS |
- |