| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Carson, Owen D (12)
|
AMPWRS |
1:11.69 |
1:05.74 |
-5.95 |
| 2 |
Dean, Conner T (11)
|
NISTAR |
1:11.25 |
1:13.04 |
1.79 |
| 3 |
DiGiacomo, Dominic J (12)
|
NICLSC |
1:17.66 |
1:13.40 |
-4.26 |
| 4 |
Clark, Adam C (11)
|
AMPWRS |
1:12.95 |
1:13.59 |
0.64 |
| 5 |
XU, Jialiang (11)
|
NIUN-D |
1:35.00 |
1:13.70 |
-21.30 |
| 6 |
O'Brien, Kevin J (11)
|
NICLSC |
1:19.23 |
1:13.75 |
-5.48 |
| 7 |
Spence, Matthew M (12)
|
NISHAQ |
1:18.64 |
1:16.37 |
-2.27 |
| 8 |
Pierce, Camden G (12)
|
AMMIST |
1:16.79 |
1:18.58 |
1.79 |
| 9 |
Garcia, Brady E (11)
|
NITTSC |
1:19.89 |
1:18.72 |
-1.17 |
| 10 |
Calvert, Evan J (12)
|
AMPWRS |
1:21.43 |
1:18.82 |
-2.61 |
| 11 |
Coen, Jack D (12)
|
NISTAR |
1:16.89 |
1:22.15 |
5.26 |
| 12 |
Wang, Mingxuan (11)
|
NIUN-D |
1:18.99 |
1:23.15 |
4.16 |
| 13 |
LaJeunesse, Peter F (12)
|
NIVELO |
1:28.50 |
1:24.22 |
-4.28 |
| 14 |
Szmanda, Cristopher D (12)
|
NIRAYS |
|
1:25.80 |
- |
| 15 |
Hinds, Benjamin W (11)
|
NIWEBS |
1:59.11 |
1:27.87 |
-31.24 |
| 16 |
Lemmo, Nicholas D (12)
|
NIVELO |
1:34.20 |
1:28.80 |
-5.40 |
| 17 |
Snider-Mills, Callum D (11)
|
AMMIST |
1:37.32 |
1:29.18 |
-8.14 |
| 18 |
Kobielski, Colin (12)
|
NIVELO |
1:48.73 |
1:46.59 |
-2.14 |
|
Zhou, Jinyi (12)
|
NIUN-D |
1:20.00 |
DQ |
- |