| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yang, Michael J (12)
|
NEBGSC |
1:28.35 |
1:21.33 |
-7.02 |
| 2 |
Jouault, Samuel J (12)
|
FGCM |
1:28.13 |
1:23.25 |
-4.88 |
| 3 |
Garcia Flores, Adrian I (12)
|
FLSTAR |
1:28.09 |
1:25.59 |
-2.50 |
| 4 |
Prikhodko, Kirill (12)
|
FGYSF |
1:28.91 |
1:27.43 |
-1.48 |
| 5 |
Kyser, Landon A (12)
|
FGHAT |
1:39.31 |
1:27.68 |
-11.63 |
| 6 |
Kim, Stephen (12)
|
FGYSF |
1:40.29 |
1:29.20 |
-11.09 |
| 7 |
Wilson, Evan (12)
|
FGMCDA |
1:30.86 |
1:31.55 |
0.69 |
| 8 |
Estrella, Elian (11)
|
ZZTITA |
1:36.55 |
1:32.55 |
-4.00 |
| 9 |
Jones, Garrett O (12)
|
NEBGSC |
1:38.31 |
1:32.95 |
-5.36 |
| 10 |
Hao, Colin S (11)
|
FLSTAR |
1:37.11 |
1:34.27 |
-2.84 |
| 11 |
Plokhotnichenko, Ernest (11)
|
FGEA |
1:46.98 |
1:34.90 |
-12.08 |
| 12 |
Roca, Peter M (11)
|
FGEA |
1:40.68 |
1:36.23 |
-4.45 |
| 13 |
Gonzalez, Kenneth B (11)
|
FLSTAR |
1:41.25 |
1:36.29 |
-4.96 |
| 14 |
Olds, Joshua E (12)
|
FGMWA |
2:09.24 |
1:36.31 |
-32.93 |
| 15 |
Presinal, Daniel (11)
|
ZZNACO |
1:43.52 |
1:36.51 |
-7.01 |
| 16 |
Villalonga, Diego (11)
|
FGUN-M |
1:41.77 |
1:39.49 |
-2.28 |
| 17 |
Ramirez, Rafael (12)
|
ZZNACO |
1:47.32 |
1:39.57 |
-7.75 |
| 18 |
Hazell, Henry W (12)
|
FLSEA |
1:43.66 |
1:43.09 |
-0.57 |
| 19 |
Almeyda, Gael (11)
|
ZZNACO |
1:45.26 |
1:43.14 |
-2.12 |
| 20 |
Branzell, Kai E (12)
|
FGLLL |
|
1:46.31 |
- |
| 21 |
Gonzalez, Felix A (11)
|
FGYSF |
1:55.27 |
1:47.65 |
-7.62 |
| 22 |
Sarmiento, Juan E (12)
|
FGPST |
1:54.56 |
1:53.31 |
-1.25 |
| 23 |
Balade, Nahuel A (11)
|
FGCM |
|
1:53.73 |
- |
| 24 |
Silva, John Brendon O (12)
|
FGWASC |
1:57.74 |
1:54.76 |
-2.98 |
|
Martins, Bruno (12)
|
FGSOFL |
|
DQ |
- |
|
Caramb, Manuel (11)
|
FGLLL |
|
NS |
- |
|
Brisco, Riley J (11)
|
FGLLL |
1:59.02 |
NS |
- |
|
Kapadia, Aditya P (11)
|
FGHAT |
|
NS |
- |
|
Cote, Jordan W (11)
|
FGWASC |
2:09.25 |
NS |
- |