| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 2 | MCMILLAN, Garrett | ESCANABA | 48.08 |
| 3 | LOOMIS, David | NORWAY | 51.33 |
| 4 | LORD, Nathan | ESCANABA | 48.98 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 2 | GROSSKOPF, Evan | NORWAY | 47.34 |
| 3 | LANGLOIS, Truman | MARQUETTE | 44.90 |
| 4 | CONSTANTINO-BERRY, Nicholas | MARQUETTE | 45.50 |
| 5 | KEEKER, Mike | GLADSTONE | 47.42 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | MCKNIGHT, James | GLADSTONE | 44.63 |
| 2 | BLUM, Jonas | MARQUETTE | 43.23 |
| 3 | THIBAULT, Calvin | GLADSTONE | 41.19 |
| 4 | STANKEVICH, Inocencio | NORWAY | 42.60 |
| 5 | THOMAS, Drew | MARQUETTE | 43.90 |
| 6 | SERVANT, Blake | GLADSTONE | 44.84 |