| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Aguilar Jr, Humberto (12)
|
MRYMID |
1:01.78 |
59.89 |
-1.89 |
| 2 |
Chau, Marcus (12)
|
MRLIAC |
1:02.02 |
1:01.86 |
-0.16 |
| 3 |
Stevens, Stan (12)
|
MRASAP |
1:06.53 |
1:03.12 |
-3.41 |
| 4 |
Durecut, Thomas S (12)
|
MRLIAC |
1:03.13 |
1:03.82 |
0.69 |
| 5 |
Vaz, Adam (12)
|
MRLIAC |
1:04.70 |
1:04.75 |
0.05 |
| 6 |
Kim, William C (12)
|
MRLIAC |
1:08.13 |
1:07.33 |
-0.80 |
| 7 |
Levy, Nien N (11)
|
MRCOND |
1:10.96 |
1:07.57 |
-3.39 |
| 8 |
Fei, Austin (11)
|
MRLIAC |
1:08.18 |
1:07.90 |
-0.28 |
| 9 |
Cash, James P (11)
|
MRLIAC |
1:07.93 |
1:08.67 |
0.74 |
| 10 |
McMillan, Jayden A (12)
|
MRLIAC |
1:08.96 |
1:10.33 |
1.37 |
| 11 |
Brosnan, Christopher P (12)
|
MRLIAC |
1:11.67 |
1:10.47 |
-1.20 |
| 12 |
Mantikas, Alex (11)
|
MRLIAC |
1:12.78 |
1:13.60 |
0.82 |
| 13 |
Park, Augustine (12)
|
MRLIAC |
1:16.22 |
1:15.45 |
-0.77 |
| 14 |
Ting, Andrew (11)
|
MRLIAC |
1:17.45 |
1:16.52 |
-0.93 |
| 15 |
Thais, Peter D (12)
|
MRLIAC |
1:17.50 |
1:17.74 |
0.24 |
| 16 |
Park, Anthony (11)
|
MRLIAC |
1:21.55 |
1:19.87 |
-1.68 |
| 17 |
Mazur, Sean J (11)
|
MRLIAC |
1:20.71 |
1:20.33 |
-0.38 |
| 18 |
Hong, Reegan (11)
|
MRLIAC |
1:21.73 |
1:20.40 |
-1.33 |
| 19 |
Abramov, Ethan (11)
|
MRSHY |
|
1:21.71 |
- |
| 20 |
Wallace, Jack (11)
|
MRASAP |
1:20.25 |
1:22.52 |
2.27 |
| 21 |
Zagorodnyuk, Allen (12)
|
MRSHY |
1:27.83 |
1:25.79 |
-2.04 |
| 22 |
Panucci, Daniele (11)
|
MRASAP |
1:39.91 |
1:27.58 |
-12.33 |
| 23 |
Cook, Hunter R (11)
|
MRLIAC |
1:27.70 |
1:29.20 |
1.50 |
| 24 |
Connolly, Connor P (11)
|
MRLIAC |
1:42.60 |
1:41.68 |
-0.92 |
| 25 |
O'Connell, Keelan P (11)
|
MRCOND |
1:55.00 |
1:42.56 |
-12.44 |
| 26 |
Fraccari, Sebastian E (11)
|
MRASAP |
1:58.17 |
2:04.90 |
6.73 |