| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Turecky, Filip (16)
|
MANLAC |
49.55 |
49.14 |
-0.41 |
| 2 |
Engel, Luke A (17)
|
MAUN-2 |
49.91 |
49.45 |
-0.46 |
| 3 |
Hincks, Christopher B (16)
|
MAMSA |
47.19 |
49.88 |
2.69 |
| 4 |
Connors, John M (16)
|
MAMSA |
51.08 |
50.20 |
-0.88 |
| 5 |
Van Dyke, Tobias C (16)
|
MANLAC |
50.21 |
50.21 |
0.00 |
| 6 |
Underwood, Ryan J (18)
|
MAACWS |
50.32 |
50.74 |
0.42 |
| 7 |
Rovansek, David N (17)
|
MANLAC |
|
51.06 |
- |
| 8 |
Woodman, Nathan S (18)
|
MANLAC |
49.80 |
52.88 |
3.08 |
| 9 |
Good, Edward G (16)
|
MAWASC |
52.56 |
52.95 |
0.39 |
| 10 |
Dale, Ethan W (17)
|
MAUN-6 |
54.11 |
53.58 |
-0.53 |
| 11 |
Gomez Fischer, Fernando A (15)
|
MAMSA |
52.74 |
54.87 |
2.13 |
| 12 |
Patton, Randall J (16)
|
MAMSA |
54.24 |
55.02 |
0.78 |
| 13 |
Sonsteby, Anders G (15)
|
MANLAC |
56.03 |
55.38 |
-0.65 |
| 14 |
Wilson, Ryan P (17)
|
MAMSA |
|
57.41 |
- |
| 15 |
Gall, Garrett M (15)
|
MANLAC |
58.38 |
57.42 |
-0.96 |
| 16 |
Knarr, Jacob A (17)
|
MAACWS |
1:03.96 |
1:03.00 |
-0.96 |
| 17 |
Downs, Justin P (15)
|
MAWASC |
|
1:08.21 |
- |
|
Gibble, Bradley E (19)
|
MANLAC |
53.17 |
NS |
- |
|
Beard, Billy G (18)
|
MAMSA |
44.66 |
NS |
- |