| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Monyok, Gavin P (11)
|
MEBYB |
1:06.43 |
1:07.13 |
0.70 |
| 2 |
Saltysiak, Patrick J (11)
|
MEMDIY |
1:11.71 |
1:09.96 |
-1.75 |
| 3 |
Langworthy, Joshua L (12)
|
MELRSC |
1:16.03 |
1:14.46 |
-1.57 |
| 4 |
Glynn, Martin J (12)
|
MESYT |
1:18.02 |
1:15.48 |
-2.54 |
| 5 |
Dressel, Matthew D (12)
|
MECBS |
1:20.89 |
1:17.54 |
-3.35 |
| 6 |
Chubbuck, Brady J (11)
|
MELRSC |
1:20.45 |
1:17.64 |
-2.81 |
| 7 |
Munzing, Owen S (12)
|
MEKVY |
1:21.47 |
1:19.62 |
-1.85 |
| 8 |
Markosian, Felix (12)
|
MEDEFY |
1:18.77 |
1:19.75 |
0.98 |
| 9 |
Matthews, Sam (11)
|
MENYCY |
1:42.63 |
1:26.04 |
-16.59 |
| 10 |
Tabet, Matthew B (11)
|
METCST |
1:28.34 |
1:26.19 |
-2.15 |
| 11 |
Bethony, Mason J (11)
|
MEBYB |
1:26.73 |
1:26.22 |
-0.51 |
| 12 |
Ahlefeld, Victor P (12)
|
MEWCY |
1:22.71 |
1:26.52 |
3.81 |
| 13 |
Yu, Ethan (11)
|
MEBYB |
1:27.42 |
1:27.06 |
-0.36 |
| 14 |
Perry, Nolan W (12)
|
MESYT |
1:39.09 |
1:27.54 |
-11.55 |
| 15 |
Mahar, Gavin K (11)
|
MEBYB |
1:35.54 |
1:36.58 |
1.04 |
| 16 |
Murray, Keegan M (12)
|
MEBBYD |
1:41.85 |
1:36.91 |
-4.94 |
| 17 |
Wilcox, Cormac J (12)
|
MEMMD |
1:46.83 |
1:40.86 |
-5.97 |
| 18 |
Velazquez, Antonio (11)
|
MECBS |
1:52.22 |
1:46.33 |
-5.89 |
|
Mason, Augustin F (11)
|
MELRSC |
1:52.07 |
DQ |
- |