| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Steven (9)
|
FGWOW |
45.30 |
40.79 |
-4.51 |
| 2 |
Lilienthal, Robert W (10)
|
FGECAC |
41.48 |
42.15 |
0.67 |
| 3 |
Gonzalez, Manuel S (10)
|
FGMART |
44.86 |
44.34 |
-0.52 |
| 4 |
Scholl, Hayden J (9)
|
FGJDST |
44.63 |
47.80 |
3.17 |
| 5 |
Wasielewski, Nicolas M (9)
|
FGMART |
1:14.32 |
48.15 |
-26.17 |
| 6 |
Shelton, Erick A (10)
|
FGMART |
54.60 |
48.62 |
-5.98 |
| 7 |
Rottcher, Benjamin (9)
|
FGWOW |
48.00 |
49.08 |
1.08 |
| 8 |
Oteifa, Remington C (9)
|
FGJDST |
1:05.46 |
54.86 |
-10.60 |
| 9 |
Patel, Yogi (9)
|
FGWOW |
51.06 |
55.32 |
4.26 |
|
Holland, Cole H (10)
|
FGMART |
|
DQ |
- |
|
Howell, Bo H (10)
|
FGWOW |
45.83 |
DQ |
- |
|
Landa, Alex (9)
|
FGWOW |
49.84 |
DQ |
- |
|
Martinez, Andric E (10)
|
FGWOW |
1:03.62 |
NS |
- |