| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kim, Elliot J (11)
|
MRTS |
1:31.85 |
1:41.14 |
9.29 |
| 2 |
Bielo, Finn C (11)
|
MRIA |
|
1:44.91 |
- |
| 3 |
Baranowski, Bryce B (12)
|
MRTVSC |
1:02.16 |
58.84 |
-3.32 |
| 4 |
Madison, Jack W (12)
|
MRCSDC |
1:00.71 |
59.80 |
-0.91 |
| 5 |
Mukhi, Pranav (12)
|
MRTVSC |
1:04.76 |
1:06.42 |
1.66 |
| 6 |
Khamraev, Gordon S (12)
|
MRTVSC |
1:08.74 |
1:09.35 |
0.61 |
| 7 |
Dansereau, Connor K (12)
|
MRTVSC |
1:11.47 |
1:10.77 |
-0.70 |
| 8 |
Sun, Lawrence W (12)
|
MRTVSC |
1:12.18 |
1:12.69 |
0.51 |
| 9 |
Russotto, Matthew N (12)
|
MRHYB |
1:16.18 |
1:14.69 |
-1.49 |
| 10 |
Divers, Leonard (12)
|
MRTS |
1:14.19 |
1:14.87 |
0.68 |
| 11 |
Wu, Lewis H (11)
|
MRTVSC |
1:13.13 |
1:14.90 |
1.77 |
| 12 |
Staulcup, Logan (11)
|
MRTS |
1:15.61 |
1:15.93 |
0.32 |
| 13 |
Slupski, Gabriel J (11)
|
MRSSC |
1:16.19 |
1:16.74 |
0.55 |
| 14 |
Quintero, Esteban L (11)
|
MRTVSC |
1:19.04 |
1:17.46 |
-1.58 |
| 15 |
Phelan, Christopher J (11)
|
MRTS |
1:20.94 |
1:18.96 |
-1.98 |
| 16 |
Chodankar, Arnav (12)
|
MRTVSC |
1:27.58 |
1:23.59 |
-3.99 |
| 17 |
Lee, Zion C (11)
|
MRCSDC |
1:28.20 |
1:25.25 |
-2.95 |
| 18 |
Hussein, Noah W (11)
|
MRTS |
1:28.21 |
1:27.21 |
-1.00 |
| 19 |
Christiansen, Lukas E (12)
|
MRCSDC |
1:29.46 |
1:28.64 |
-0.82 |
| 20 |
Oreilly, Killian E (11)
|
MRIA |
1:43.37 |
1:34.18 |
-9.19 |