| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Janton, Tommy F (15)
|
MAWEST |
51.55 |
53.50 |
1.95 |
| 2 |
Simmons, Liam (15)
|
MAWEST |
52.76 |
54.54 |
1.78 |
| 3 |
Von Fricken, Joshua T (17)
|
MAWEST |
55.10 |
56.96 |
1.86 |
| 4 |
Byrd, Justin M (15)
|
MAWEST |
56.17 |
57.18 |
1.01 |
| 5 |
Decker, Brandon M (16)
|
MARAYS |
56.86 |
58.15 |
1.29 |
| 6 |
Bowman, Colin A (16)
|
MAWEST |
58.31 |
59.84 |
1.53 |
| 7 |
Whitton, Alexander J (15)
|
MAWEST |
1:00.75 |
1:00.10 |
-0.65 |
| 8 |
Marino, Joseph (16)
|
MABRY |
57.82 |
1:00.62 |
2.80 |
| 9 |
Iacono, Maximus F (17)
|
MABRY |
1:04.98 |
1:04.07 |
-0.91 |
| 10 |
Kelly, Ryan E (17)
|
MABRY |
1:02.51 |
1:04.53 |
2.02 |
| 11 |
McGrellis, Andrew E (16)
|
MAWEST |
1:05.75 |
1:04.98 |
-0.77 |
| 12 |
Kim, Haemin (17)
|
MAWEST |
1:08.53 |
1:07.98 |
-0.55 |
| 13 |
Chan, Gilbert P (15)
|
MARAYS |
1:13.62 |
1:12.04 |
-1.58 |