| Divisions | Start Date | Champ | |
|---|
| 2026 WIAA (Wisconsin) D1 Section 1 & 2 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D1 Section 3 & 4 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D2 Section 1 & 2 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D2 Section 3 & 4 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D3 Section 1 & 2 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D3 Section 3 & 4 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D4 Section 1 & 2 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D4 Section 3 & 4 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D5 Section 1 & 2 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 WIAA (Wisconsin) D5 Section 3 & 4 Boys Basketball Tournament | Mar 4, 2026 | - | |
| 2026 Wisconsin (WIAA) Division 1 Boys Basketball Tournament | Mar 20, 2026 | - | |
| 2026 Wisconsin (WIAA) Division 2 Boys Basketball Tournament | Mar 20, 2026 | - | |
| 2026 Wisconsin (WIAA) Division 3 Boys Basketball Tournament | Mar 19, 2026 | - | |
| 2026 Wisconsin (WIAA) Division 4 Boys Basketball Tournament | Mar 19, 2026 | - | |
| 2026 Wisconsin (WIAA) Division 5 Boys Basketball Tournament | Mar 20, 2026 | - | |