| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rymarz, Colin J (12)
|
FGJDST |
39.88 |
37.21 |
-2.67 |
| 2 |
Dam, Dylan (11)
|
FGJDST |
38.47 |
38.04 |
-0.43 |
| 3 |
Goodman, Cory J (12)
|
FGLLL |
44.85 |
45.46 |
0.61 |
| 4 |
Canizares, Bachir (12)
|
FGBMSC |
46.21 |
45.92 |
-0.29 |
| 5 |
Kotegov, Fedor M (11)
|
FGBRST |
46.53 |
48.67 |
2.14 |
| 6 |
Reese, Sam P (11)
|
FGMART |
48.49 |
48.98 |
0.49 |
| 7 |
Stillings, Nicholas R (12)
|
FGBMSC |
49.98 |
49.73 |
-0.25 |
| 8 |
Edelstein, Jack M (11)
|
FGECAC |
52.06 |
49.84 |
-2.22 |
| 9 |
Meserole, Zackary (12)
|
FGYSPB |
58.07 |
50.99 |
-7.08 |
| 10 |
Decowski, Tyler D (11)
|
FGMART |
57.01 |
1:03.18 |
6.17 |
|
Williams, Johnathan J (12)
|
FGWOW |
|
DQ |
- |
|
Swisa, Cole A (11)
|
FGBRST |
|
NS |
- |
|
Troyer, Hayden R (12)
|
FGJDST |
|
NS |
- |
|
Martin, Joonas S (11)
|
FGWOW |
|
NS |
- |