| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kertes, Jacob M (8)
|
MAACWS |
39.63 |
38.62 |
-1.01 |
| 2 |
Lehan, Colin S (8)
|
MAHAC |
42.44 |
41.97 |
-0.47 |
| 3 |
Taylor, Sean T (7)
|
MALAC |
45.26 |
44.28 |
-0.98 |
| 4 |
Hulays, Max D (8)
|
MAHAC |
50.15 |
44.34 |
-5.81 |
| 5 |
Lentz, Aiden B (8)
|
MALAC |
|
46.16 |
- |
| 6 |
Chetlen, Nathaniel L (8)
|
MAHAC |
46.23 |
48.27 |
2.04 |
| 7 |
Fisher, Isaac Y (7)
|
MALAC |
|
51.56 |
- |
| 8 |
Brace, Colton (8)
|
MAHAC |
52.14 |
52.62 |
0.48 |
| 9 |
Pagano, Vincent S (7)
|
MALAC |
|
52.68 |
- |
| 10 |
Ardire, George C (7)
|
MAHAC |
|
55.37 |
- |
| 11 |
Hollerbach, Grant T (7)
|
MAHAC |
1:04.55 |
56.72 |
-7.83 |
| 12 |
Moore, Henry S (6)
|
MAHAC |
|
57.61 |
- |
| 13 |
Hollerbach, Jack T (8)
|
MAHAC |
1:02.71 |
57.92 |
-4.79 |
| 14 |
Gallo, Robert (6)
|
MAHAC |
|
1:25.95 |
- |
|
Sivarajah, Sebastian T (7)
|
MAHAC |
|
DQ |
- |