| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hineman, Luke C (12)
|
MRNDAC |
1:18.77 |
1:16.51 |
-2.26 |
| 2 |
Rasavongseuk, Andrew G (12)
|
MRTS |
1:22.01 |
1:21.61 |
-0.40 |
| 3 |
Wadham, Andrew (11)
|
MRTS |
1:24.62 |
1:23.72 |
-0.90 |
| 4 |
Aikman, Giles R (11)
|
MRYMID |
1:27.16 |
1:26.11 |
-1.05 |
| 5 |
VanDormolen, Morgan H (12)
|
MRTS |
1:31.66 |
1:28.86 |
-2.80 |
| 6 |
Weiss, Hunter (12)
|
MRTS |
1:27.30 |
1:28.99 |
1.69 |
| 7 |
Gritz, Brayden * (12)
|
MRTS |
1:33.37 |
1:31.86 |
-1.51 |
| 8 |
Hussein, Noah W (12)
|
MRTS |
1:34.07 |
1:32.55 |
-1.52 |
| 9 |
Mahajan, Armaan (11)
|
MRTS |
1:34.94 |
1:34.20 |
-0.74 |
| 10 |
Tennant, Jackson M (12)
|
MRNBS |
1:45.29 |
1:36.86 |
-8.43 |
| 11 |
Pearce, Lincoln J (11)
|
MRNYS |
1:38.49 |
1:38.45 |
-0.04 |
| 12 |
Franco, Alexander V (12)
|
MRHVD |
1:47.82 |
1:38.53 |
-9.29 |
| 13 |
Zapadinsky, Jonathan S (11)
|
MRNDAC |
1:48.98 |
1:48.39 |
-0.59 |
| 14 |
Koenig, Kayden J (11)
|
MRNBS |
2:28.90 |
2:29.05 |
0.15 |