| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gonzalez, Issac (13)
|
MRKBM |
1:09.97 |
1:09.57 |
-0.40 |
| 2 |
Liang, Tristan R (14)
|
MRTRI |
1:13.12 |
1:11.35 |
-1.77 |
| 3 |
Zwierzynski, Philip (13)
|
MRTRI |
1:12.73 |
1:11.93 |
-0.80 |
| 4 |
Garcia Bory, Victor M (14)
|
MRYFD |
1:16.17 |
1:12.05 |
-4.12 |
| 5 |
Garcia, Sebastian (14)
|
MRKBM |
1:11.68 |
1:12.18 |
0.50 |
| 6 |
Pereira, Maximus (13)
|
MRKBM |
1:07.88 |
1:13.14 |
5.26 |
| 7 |
Parikh, Vihaan (13)
|
MRYFD |
1:14.64 |
1:14.34 |
-0.30 |
| 8 |
Charlot-Johnson, Christopher (13)
|
MRBKR |
1:16.51 |
1:18.57 |
2.06 |
| 9 |
Yi, Tyler (13)
|
MRYFD |
1:16.30 |
1:18.73 |
2.43 |
| 10 |
Carter-McGinty, Kazuichi (14)
|
MRBKR |
1:17.14 |
1:19.31 |
2.17 |
| 11 |
O'Dea, Dean C (14)
|
MRBKR |
1:17.25 |
1:21.06 |
3.81 |
| 12 |
Timofeev, Maxim (13)
|
MRTRI |
1:26.89 |
1:21.58 |
-5.31 |
| 13 |
Morrow, Gavin (13)
|
MRYFD |
1:19.35 |
1:21.78 |
2.43 |
| 14 |
Dalton, Zachary (14)
|
MRTRI |
1:23.12 |
1:22.13 |
-0.99 |
| 15 |
Patel, Talin G (14)
|
MRBKR |
1:17.47 |
1:23.10 |
5.63 |
| 16 |
Gordon, Alexandre B (13)
|
MRBKR |
1:30.00 |
1:23.59 |
-6.41 |
| 17 |
Rios, Nicanor J (13)
|
MRYFD |
1:36.38 |
1:32.50 |
-3.88 |
| 18 |
Zahra, Nicholas S (13)
|
MRTRI |
1:38.20 |
1:35.91 |
-2.29 |
| 19 |
Hubbard, Reese A (13)
|
MRYFD |
|
1:47.54 |
- |
|
Cruz, Brayan (13)
|
MRKBM |
1:15.28 |
DQ |
- |
|
Sockey, Charles T (13)
|
MRBKR |
1:19.32 |
DQ |
- |