| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Farrow, Kyle T (15)
|
MAWSY |
55.25 |
54.11 |
-1.14 |
| 2 |
Mahler, Adam P (17)
|
MAUN |
55.89 |
56.74 |
0.85 |
| 3 |
Hemingway, Patrick A (15)
|
MAEPAC |
56.86 |
56.87 |
0.01 |
| 4 |
Houck, Jacob A (15)
|
MAEAC |
58.71 |
57.28 |
-1.43 |
| 5 |
Burger, Alec M (16)
|
MAEPAC |
56.61 |
58.50 |
1.89 |
| 6 |
Azzalina, Ben W (15)
|
MAEAC |
58.07 |
58.51 |
0.44 |
| 7 |
Seman, Alexander N (14)
|
MAEPAC |
1:00.04 |
1:00.24 |
0.20 |
| 8 |
Oren, David (15)
|
MAUN |
1:01.18 |
1:01.18 |
0.00 |
| 9 |
Gherardini, Andrew S (20)
|
MAEPAC |
1:02.78 |
1:01.53 |
-1.25 |
| 10 |
Hartranft, Dawson L (15)
|
MAFSSC |
1:03.66 |
1:02.99 |
-0.67 |
| 11 |
Hayward, James C (16)
|
MAGETY |
1:05.98 |
1:03.23 |
-2.75 |
| 12 |
Fry, Logan J (15)
|
MAEAC |
1:02.93 |
1:05.00 |
2.07 |
| 13 |
Brandsema, Luke A (15)
|
MAFSSC |
1:05.77 |
1:05.97 |
0.20 |
| 14 |
Leppla, Nathan M (12)
|
MAEPAC |
|
1:35.30 |
- |