| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nordheim, Gregory A (12)
|
FGSAS |
35.66 |
34.15 |
-1.51 |
| 2 |
Martin, Dario (12)
|
FGUN 2 |
|
34.36 |
- |
| 3 |
Ajo, Henry (11)
|
FGBMHG |
35.61 |
36.35 |
0.74 |
| 4 |
Denhard, Wyatt J (12)
|
FGPCS |
37.50 |
36.71 |
-0.79 |
| 5 |
Lopez-Casula, Marcoaurelio (12)
|
FGHSC |
37.88 |
36.81 |
-1.07 |
| 6 |
Burunov, Vadim (12)
|
FGHAFL |
37.50 |
38.13 |
0.63 |
| 7 |
Balbi, Diego N (11)
|
FGSAS |
35.00 |
38.20 |
3.20 |
| 8 |
Arrese-Igor, Aitor (12)
|
FGPCS |
38.56 |
38.79 |
0.23 |
| 9 |
Wallace, Joshua H (12)
|
FGPCS |
39.20 |
39.00 |
-0.20 |
| 10 |
Gary, Steven T (11)
|
FGPOMP |
39.53 |
39.45 |
-0.08 |
| 11 |
Beleznay, Andras (12)
|
FGPCS |
39.38 |
40.10 |
0.72 |
| 12 |
Kauefate, Abelardo (11)
|
FGSDST |
41.85 |
40.96 |
-0.89 |
| 13 |
Escobar, Xander (12)
|
FGPCS |
43.37 |
41.14 |
-2.23 |
| 14 |
Tan, Matthew W (11)
|
FGTSA |
45.34 |
41.77 |
-3.57 |
| 15 |
Martin, Richard J (12)
|
FGTSA |
45.34 |
41.78 |
-3.56 |
| 16 |
Rivas, Fabio A (11)
|
FGHSC |
40.71 |
41.83 |
1.12 |
| 17 |
Palacios, Ruben D (12)
|
FGCM |
42.61 |
43.20 |
0.59 |
| 18 |
Cajuste, Joshua J (12)
|
FGTSA |
46.55 |
43.61 |
-2.94 |
| 19 |
Casas, Randy (11)
|
FGBMHG |
45.36 |
44.41 |
-0.95 |
| 20 |
Opperman, Rafael M (12)
|
FGTSA |
45.41 |
44.48 |
-0.93 |
| 21 |
Young, Caleb J (11)
|
FGPCS |
46.00 |
44.79 |
-1.21 |
| 22 |
Famiano, Gianni M (11)
|
FGPOMP |
55.83 |
44.90 |
-10.93 |
| 23 |
Jordan, Cole a (11)
|
FGHAFL |
44.03 |
45.10 |
1.07 |
| 24 |
Silva Sordo, Christian R (12)
|
FGHSC |
46.88 |
45.58 |
-1.30 |
| 25 |
Baker, Kevin T (11)
|
FGYSF |
|
46.66 |
- |
| 26 |
Maftei, Tudor (11)
|
FGSF |
46.00 |
46.87 |
0.87 |
| 27 |
Ruf, Justin T (12)
|
FGCSSC |
47.74 |
47.07 |
-0.67 |
| 28 |
Dawkins, Mekhi B (11)
|
FGTSA |
49.62 |
47.73 |
-1.89 |
| 29 |
Loreto, Miguel E (12)
|
FGSDST |
50.84 |
47.75 |
-3.09 |
| 30 |
Opperman, Lucas M (11)
|
FGTSA |
47.97 |
47.87 |
-0.10 |
| 31 |
Suarez, Mario E (11)
|
FGPCS |
47.59 |
47.92 |
0.33 |
| 32 |
Dunkley, Justin E (11)
|
FGTSA |
49.84 |
48.70 |
-1.14 |
| 33 |
Brito, David (11)
|
FGHSC |
53.44 |
48.82 |
-4.62 |
| 34 |
Gill, Andres F (12)
|
FGHAFL |
|
49.70 |
- |
| 35 |
DeVona, Hunter T (11)
|
FGPOMP |
51.01 |
51.41 |
0.40 |
| 36 |
Kotegov, Fedor M (11)
|
FGBRST |
|
52.76 |
- |
| 37 |
Scott, Liam M (11)
|
FGPOMP |
|
54.71 |
- |
| 38 |
Ramos, Elian E (11)
|
FGTSA |
1:03.18 |
58.35 |
-4.83 |
| 39 |
Green, Elliott (12)
|
FGHAFL |
1:01.35 |
1:01.07 |
-0.28 |
| 40 |
Hayes, David M (12)
|
FGPCS |
1:04.28 |
1:02.36 |
-1.92 |
| 41 |
Podiapolski, Dennis (11)
|
FGCCPR |
|
1:05.10 |
- |
|
Marzan, Noel R (11)
|
FGTSA |
1:05.85 |
NS |
- |
|
Garcia, Antonio A (12)
|
FGPOMP |
|
NS |
- |
|
Smith, Lucca S (12)
|
FGYSF |
|
NS |
- |