| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Levine, Aidan (9)
|
MRTRI |
1:08.88 |
1:06.93 |
-1.95 |
| 2 |
Mendoza, Aaron O (10)
|
MRHYB |
1:09.30 |
1:09.72 |
0.42 |
| 3 |
Hwang, Ryan (10)
|
MRTS |
1:10.54 |
1:10.81 |
0.27 |
| 4 |
Pepper, Hudson M (10)
|
MRHS |
1:10.74 |
1:11.07 |
0.33 |
| 5 |
Maslo, Strahinja (10)
|
MRRIST |
1:14.00 |
1:11.14 |
-2.86 |
| 6 |
O'Sullivan, Charles J (10)
|
MRBAD |
1:16.54 |
1:12.48 |
-4.06 |
| 7 |
Bice, Cian G (10)
|
MRQNS |
1:10.49 |
1:13.43 |
2.94 |
| 8 |
Skaistis, Levi B (8)
|
MRAGUA |
1:15.16 |
1:13.85 |
-1.31 |
| 9 |
Carley, Thomas (10)
|
MRCFJV |
1:15.66 |
1:14.17 |
-1.49 |
| 10 |
Perecinsky, Martin (10)
|
MRTS |
1:18.53 |
1:14.98 |
-3.55 |
| 11 |
Brady, Timothy (10)
|
MRIA |
1:17.80 |
1:16.32 |
-1.48 |
| 12 |
Mountantonakis, Emmanouil S (10)
|
MRFLY |
1:17.13 |
1:16.56 |
-0.57 |
| 13 |
McHugh, Connor J (10)
|
MRBGNW |
1:18.48 |
1:17.51 |
-0.97 |
| 14 |
Baranov, Edward (10)
|
MRMPNY |
1:14.61 |
1:17.72 |
3.11 |
| 15 |
Veit, Colin (10)
|
MRTVSC |
1:17.89 |
1:18.20 |
0.31 |
| 16 |
Demaio, Thomas M (10)
|
MRTVSC |
1:18.01 |
1:18.36 |
0.35 |
| 17 |
Gallub, Dylan (10)
|
MRHAA |
1:18.49 |
1:19.58 |
1.09 |
| 18 |
Ladyzhensky, Michael A (9)
|
MRBAD |
1:18.06 |
1:20.62 |
2.56 |