| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wells, Jesse (16)
|
MAPENN |
53.95 |
55.58 |
1.63 |
| 2 |
Lewis, Mason (15)
|
MAWWC |
|
58.40 |
- |
| 3 |
Chalissery, Francis G (15)
|
MALMAC |
57.85 |
58.74 |
0.89 |
| 4 |
Keagy, Ryan P (15)
|
MAPWAC |
58.65 |
1:00.62 |
1.97 |
|
Patti, Alexander J (15)
|
MACBST |
51.30 |
NS |
- |
|
Morgan, Edward (15)
|
MAEAAC |
1:09.72 |
NS |
- |
|
Bohn, Taylor J (16)
|
MAGRA |
52.25 |
NS |
- |
|
Bussard, David M (16)
|
MAGRA |
54.19 |
NS |
- |
|
Gorman, Ronan M (15)
|
MAGRA |
57.25 |
NS |
- |
|
Long, Connor R (15)
|
MAGRA |
53.10 |
NS |
- |
|
MacCausland, Patrick K (17)
|
MAGRA |
56.14 |
NS |
- |
|
Anstadt, Nicholas J (16)
|
MAUN |
50.96 |
NS |
- |