(Sioux City West vs Sergeant Bluff-Luton) C
2
| 1 | 2 | T | |
| SCW | 1 | 1 | 2 |
| SBL | 1 | 1 | 2 |
Postponed to 5/22/26
(Storm Lake vs Sioux City West)
(Sioux City West vs Missouri Valley)
Postponed from 5/18/26
(Sioux City East vs Sioux City West) C
Class 3A - Region 4 Quarterfinal
| Team | CONF | ST | OVER | PCT |
|---|---|---|---|---|
| Bishop Heelan | 6-0-0 | W2 | 8-2-2 | .750 |
| Sioux City East | 5-1-0 | W1 | 8-5-1 | .607 |
| Sioux City North | 5-2-0 | W1 | 9-4-0 | .692 |
| Council Bluffs Lincoln | 3-3-0 | L3 | 5-9-1 | .367 |
| Sioux City West | 2-3-1 | T1 | 4-6-2 | .417 |
| Le Mars | 1-4-1 | W1 | 6-5-3 | .536 |
| Sergeant Bluff-Luton | 1-5-1 | W1 | 3-9-1 | .269 |
| Council Bluffs Jefferson | 0-5-1 | L4 | 3-8-2 | .308 |
