| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Monastersky, Alex J (10)
|
MRMWSC |
43.41 |
39.54 |
-3.87 |
| 2 |
Minevich, Daniel I (9)
|
MRDA |
40.69 |
40.13 |
-0.56 |
| 3 |
Wilson, Edmund (10)
|
MRNDAC |
40.72 |
40.87 |
0.15 |
| 4 |
Daniels, Luke W (10)
|
MRNDAC |
39.70 |
41.22 |
1.52 |
| 5 |
Hackmeyer, Kieran M (10)
|
MRNDAC |
41.28 |
42.09 |
0.81 |
| 6 |
Burger, Nathan L (10)
|
MRNDAC |
40.62 |
42.19 |
1.57 |
| 7 |
Amaro, Dylan J (10)
|
MRNDAC |
43.00 |
42.26 |
-0.74 |
| 8 |
Perillo, Justin G (10)
|
MRDA |
41.69 |
43.34 |
1.65 |
| 9 |
Payne, Tristan A (9)
|
MRRA |
45.91 |
45.49 |
-0.42 |
| 10 |
Thantu, Larson T (10)
|
MRRA |
45.34 |
46.43 |
1.09 |
| 11 |
Baxter, Ayden C (9)
|
MRDA |
48.11 |
46.57 |
-1.54 |
| 12 |
Chinigo, Vinny (10)
|
MRMWSC |
50.89 |
47.10 |
-3.79 |
| 13 |
Vinces, Giacomo (9)
|
MRMVA |
55.14 |
48.00 |
-7.14 |
| 14 |
Arthur-Mensah, Kojo E (10)
|
MRDA |
50.88 |
49.00 |
-1.88 |
| 15 |
Lee, Devin G (9)
|
MRNDAC |
1:00.95 |
51.19 |
-9.76 |
| 16 |
Heidebrecht, Martin H (9)
|
MRNDAC |
53.00 |
51.81 |
-1.19 |
| 17 |
Swift, Reghan A (9)
|
MRNDAC |
51.46 |
53.90 |
2.44 |
| 18 |
Milroy, Ronan (10)
|
MRDA |
1:04.19 |
55.02 |
-9.17 |
| 19 |
Slowik, Ethan (10)
|
MRMVA |
53.43 |
55.21 |
1.78 |
| 20 |
Dawkins, Ajani A (10)
|
MRNDAC |
1:05.09 |
1:00.25 |
-4.84 |
|
Campolong, Gavin J (9)
|
MRNDAC |
47.16 |
DQ |
- |
|
Gutterman, Hunter M (9)
|
MRNDAC |
1:13.40 |
DQ |
- |
|
Munn, Aaron J (10)
|
MRNDAC |
1:03.67 |
NS |
- |