| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Jackson, Jair D (16)
|
PVPAC |
53.27 |
53.33 |
0.06 |
| 2 |
Robinson, Parker (16)
|
PVDCPR |
58.79 |
58.47 |
-0.32 |
| 3 |
Leslie, Sebastian V (16)
|
PVNCAP |
58.93 |
58.67 |
-0.26 |
| 4 |
Kendrick, William E (16)
|
PVPAC |
1:04.93 |
1:04.95 |
0.02 |
| 5 |
Reed, Thomas E (16)
|
PVNCAP |
1:07.46 |
1:08.42 |
0.96 |
| 6 |
Toppin, Jamari E (16)
|
PVDCPR |
1:11.23 |
1:09.41 |
-1.82 |
| 7 |
Hendershot, Emmett H (16)
|
PVPAC |
|
1:11.58 |
- |
| 8 |
Saarinen, Luke M (15)
|
PVPAC |
1:09.20 |
1:12.55 |
3.35 |
| 9 |
Greene, Wesley S (15)
|
PVDCPR |
1:18.87 |
1:13.12 |
-5.75 |
| 10 |
Saarinen, Liam D (17)
|
PVPAC |
|
1:13.43 |
- |
| 11 |
Ayuk, Eugenio (17)
|
PVDCPR |
1:12.48 |
1:17.52 |
5.04 |
| 12 |
Watson, John M (18)
|
PVDCPR |
1:19.72 |
1:18.58 |
-1.14 |
| 13 |
Enwesi, Benjamin N (15)
|
PVNCAP |
1:29.48 |
1:21.91 |
-7.57 |
| 14 |
Monroe, Malcolm M (17)
|
PVNCAP |
1:23.32 |
1:26.44 |
3.12 |
| 15 |
Dubon-Hinojosa, Carlos E (16)
|
PVPAC |
|
1:29.46 |
- |
|
Fath, Tyler R (16)
|
PVLIFE |
1:22.06 |
NS |
- |
|
Montes, Harry (17)
|
PVDCPR |
56.28 |
NS |
- |