| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wadham, Andrew (11)
|
MRTS |
1:08.21 |
1:09.64 |
1.43 |
| 2 |
Hineman, Luke C (12)
|
MRNDAC |
1:12.96 |
1:12.57 |
-0.39 |
| 3 |
Van Loan, Gerard R (11)
|
MRHVD |
1:18.94 |
1:13.76 |
-5.18 |
| 4 |
Rasavongseuk, Andrew G (12)
|
MRTS |
1:16.05 |
1:15.04 |
-1.01 |
| 5 |
Tennant, Jackson M (12)
|
MRNBS |
1:21.19 |
1:19.06 |
-2.13 |
| 6 |
Gritz, Brayden * (12)
|
MRTS |
1:22.07 |
1:19.18 |
-2.89 |
| 7 |
Martin, Daniel (12)
|
MRNBS |
1:24.86 |
1:19.40 |
-5.46 |
| 8 |
Vybihal, Adam J (12)
|
MRYBAR |
1:20.58 |
1:20.45 |
-0.13 |
| 9 |
VanDormolen, Morgan H (12)
|
MRTS |
1:20.80 |
1:20.64 |
-0.16 |
| 10 |
Fernandez, Gabriel M (12)
|
MRMHHW |
1:28.25 |
1:23.64 |
-4.61 |
| 11 |
Walsh, Sean W (12)
|
MRNBS |
1:29.69 |
1:27.09 |
-2.60 |
| 12 |
Zapadinsky, Jonathan S (11)
|
MRNDAC |
1:45.25 |
1:39.45 |
-5.80 |