| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Daniels, Owen D (12)
|
MRNDAC |
1:08.65 |
1:10.81 |
2.16 |
| 2 |
Chen-Suzuki, Keizo N (12)
|
MRNDAC |
1:13.75 |
1:11.96 |
-1.79 |
| 3 |
Button, Samuel M (12)
|
MRNDAC |
1:16.05 |
1:16.17 |
0.12 |
| 4 |
Ruiz, Nathaniel R (12)
|
MRHVD |
1:16.03 |
1:17.06 |
1.03 |
| 5 |
Speare, Troy D (11)
|
MRNDAC |
1:18.93 |
1:17.07 |
-1.86 |
| 6 |
Olsson, Kian J (11)
|
MRNDAC |
1:16.14 |
1:17.70 |
1.56 |
| 7 |
Delatorre, Jael (12)
|
MRMHHW |
2:20.31 |
1:18.53 |
-61.78 |
| 8 |
Roche, James (12)
|
MRRA |
1:20.61 |
1:20.60 |
-0.01 |
| 9 |
Cooper, Jackson C (12)
|
MRNBS |
1:23.84 |
1:24.07 |
0.23 |
| 10 |
Howard, Andrew J (11)
|
MRHVD |
1:30.85 |
1:26.11 |
-4.74 |
| 11 |
Korzniewski, Oliver (11)
|
MRLBA |
1:40.95 |
1:36.00 |
-4.95 |
| 12 |
Chamberlain, Nicholas J (11)
|
MRRFAC |
1:48.32 |
1:40.22 |
-8.10 |
| 13 |
Poellot, Reed C (11)
|
MRHVD |
2:07.92 |
1:42.98 |
-24.94 |
| 14 |
Calidonio, Mason A (12)
|
MRLBA |
|
1:47.88 |
- |
|
Dorner, Benjamin R (12)
|
MRNDAC |
1:26.53 |
1:27.75 |
1.22 |
|
Tuttle, Peyton J (12)
|
MRNBS |
1:20.22 |
DQ |
- |
|
Constancio, Markus A (12)
|
MRNBS |
1:45.00 |
DQ |
- |
|
Otis, Joshua A (11)
|
MRNDAC |
1:49.90 |
DQ |
- |
|
McCree-Salazar, Caden C (11)
|
MRHVD |
1:46.22 |
DQ |
- |
|
De Borba Silva, Lucas C (12)
|
MRRA |
2:45.00 |
DQ |
- |
|
Gonzalez, Demetri N (11)
|
MRRA |
3:15.00 |
DQ |
- |
|
Quezada, Louis A (12)
|
MRRA |
1:45.01 |
DQ |
- |
|
Racz, Gregory L (12)
|
MRRA |
1:37.05 |
DQ |
- |