| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McGlynn, Connor (10)
|
MABLUE |
46.95 |
43.85 |
-3.10 |
| 1 |
Nguyen, Ian M (10)
|
MAEMAC |
51.82 |
51.15 |
-0.67 |
| 1 |
Sloan, Liam F (9)
|
MANRG |
53.93 |
51.15 |
-2.78 |
| 2 |
Amorim, Caeden C (9)
|
MAPAAC |
45.68 |
44.65 |
-1.03 |
| 3 |
DePete-McMahon, Hayden (9)
|
MAPFY |
|
51.36 |
- |
| 4 |
Grycel, Filip * (10)
|
MAEMAC |
55.83 |
55.34 |
-0.49 |
| 5 |
Cholish, Leo B (9)
|
MAUN |
53.79 |
56.23 |
2.44 |
| 6 |
Saylor, Logan P (10)
|
MAKIDS |
1:00.09 |
56.40 |
-3.69 |
| 7 |
Kennedy, Joseph J (9)
|
MAKIDS |
|
59.50 |
- |
| 8 |
Nelson, Jack R (10)
|
MABLUE |
1:22.68 |
1:01.20 |
-21.48 |
| 9 |
Duerholz, Jack R (10)
|
MAEMAC |
1:04.88 |
1:10.77 |
5.89 |
|
Abramovich, Roman (9)
|
MAEMAC |
1:12.91 |
DQ |
- |
|
Eureyecko, Eric M (10)
|
MAPAAC |
53.47 |
DQ |
- |
|
Muroski, Matthew J (9)
|
MABLUE |
1:24.33 |
NS |
- |
|
Muroski, Michael J (9)
|
MABLUE |
|
NS |
- |
|
Silva Mueller, Thomas A (10)
|
MANRG |
48.64 |
NS |
- |