| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Church, Anderson N (16)
|
PVMACH |
1:00.94 |
1:02.42 |
1.48 |
| 2 |
Rayson, Liam C (16)
|
PVMACH |
1:03.64 |
1:03.51 |
-0.13 |
| 3 |
Padfield, Brett C (17)
|
PVMACH |
58.98 |
1:03.65 |
4.67 |
| 4 |
Ross, Jayson C (15)
|
PVMACH |
1:03.96 |
1:05.08 |
1.12 |
| 5 |
Weinstock, Harrison L (15)
|
PVMACH |
1:09.75 |
1:06.08 |
-3.67 |
| 6 |
Harriot, James M (17)
|
PVMACH |
1:05.25 |
1:06.88 |
1.63 |
| 7 |
Aslaksen, Matthew Y (15)
|
PVMACH |
1:10.38 |
1:07.29 |
-3.09 |
| 8 |
Beukema, Nathan W (18)
|
PVMACH |
1:04.17 |
1:07.31 |
3.14 |
| 9 |
Kuhn, Avery W (16)
|
PVMACH |
1:18.02 |
1:08.09 |
-9.93 |
| 10 |
Onol, Ata T (17)
|
PVMACH |
1:11.02 |
1:09.45 |
-1.57 |
| 11 |
Chua, Daniel S (16)
|
PVMACH |
1:10.65 |
1:10.31 |
-0.34 |
| 12 |
Reinsel, Seth R (17)
|
PVMACH |
|
1:11.09 |
- |
| 13 |
Eriksen, Alexander W (15)
|
PVNCAP |
|
1:12.05 |
- |
| 14 |
Yancey, Benjamin C (15)
|
PVNCAP |
1:37.46 |
1:12.77 |
-24.69 |
| 15 |
Cacho, Nigel A (17)
|
PVMACH |
1:08.62 |
1:13.18 |
4.56 |
| 16 |
Lohman, Andrew J (15)
|
PVMACH |
1:15.96 |
1:13.47 |
-2.49 |
| 17 |
Black, Joshua M (16)
|
PVMACH |
1:16.87 |
1:13.67 |
-3.20 |
| 18 |
Fitch-Connelly, Maxwell W (15)
|
PVMACH |
|
1:13.81 |
- |
| 19 |
Witlin, Luke R (16)
|
PVMACH |
1:22.32 |
1:14.99 |
-7.33 |
| 20 |
Kumar, Peter J (15)
|
PVNCAP |
1:16.28 |
1:15.42 |
-0.86 |
| 21 |
Brown, Kaeden M (15)
|
PVMACH |
1:18.40 |
1:16.48 |
-1.92 |
| 22 |
Lee, Malcolm E (16)
|
PVMACH |
1:25.43 |
1:17.10 |
-8.33 |
| 23 |
Magd, Basem A (28)
|
PVUNAT |
1:09.24 |
1:17.91 |
8.67 |
| 24 |
Butler, Daniel W (15)
|
PVPGPR |
|
1:17.99 |
- |
| 25 |
Filippov, George A (15)
|
PVMACH |
|
1:18.23 |
- |
| 26 |
Robbins, Alexander H (16)
|
PVMACH |
|
1:21.25 |
- |
| 27 |
McCalister, Tristan I (15)
|
PVNCAP |
|
1:22.08 |
- |
| 28 |
Hyland, James P (15)
|
PVMACH |
|
1:22.28 |
- |
| 29 |
Bierstine, Nicholas J (15)
|
PVMACH |
1:28.29 |
1:27.46 |
-0.83 |
|
Souter, Emmanuel J (15)
|
PVMACH |
|
DQ |
- |