| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fabry, Michael O (11)
|
FGJDST |
30.21 |
30.20 |
-0.01 |
| 1 |
Okaz, Mostafa (12)
|
FGJDST |
31.47 |
30.20 |
-1.27 |
| 3 |
Young, Matthew P (12)
|
FGJDST |
31.54 |
30.69 |
-0.85 |
| 4 |
Strohecker, Maxwell W (12)
|
FGFAST |
31.41 |
30.80 |
-0.61 |
| 5 |
Connors, Billy M (11)
|
FGWOW |
31.19 |
30.87 |
-0.32 |
| 6 |
Metz, Dillon R (11)
|
FGWOW |
32.06 |
31.41 |
-0.65 |
| 7 |
Williams, Owen N (12)
|
UNAT |
32.26 |
32.08 |
-0.18 |
| 8 |
Hurtado, Dylan E (11)
|
FGBMHG |
36.64 |
33.70 |
-2.94 |
| 9 |
Almazan, Samuel J (11)
|
FGWOW |
36.62 |
34.56 |
-2.06 |
| 10 |
Gallego, Juan E (11)
|
FGJDST |
36.33 |
37.47 |
1.14 |
| 11 |
Hernandez, Raymond L (11)
|
FGJDST |
39.36 |
39.28 |
-0.08 |
| 12 |
Lares, Ethan A (11)
|
FGWOW |
44.68 |
40.64 |
-4.04 |
| 13 |
Porter, Micah D (11)
|
FGJDST |
39.90 |
41.14 |
1.24 |
| 14 |
Paben, Jonas P (11)
|
FGMART |
50.00 |
46.98 |
-3.02 |
| 15 |
Cohen, Shalev (11)
|
FGWOW |
|
56.68 |
- |
| 16 |
Moreland, Jack C (11)
|
FGWOW |
|
1:06.99 |
- |
|
Elliott, Tyson A (12)
|
FGWOW |
40.94 |
DQ |
- |
|
Mejia, Matthew A (11)
|
FGWOW |
|
DQ |
- |
|
Quispe, Christopher A (11)
|
FGWOW |
1:12.81 |
DQ |
- |
|
Wagner, Nicholas C (12)
|
FGLLL |
49.82 |
NS |
- |
|
Reyes, Matthew D (11)
|
FGWOW |
41.30 |
NS |
- |