Sheldon def. West Lyon 25-23, 25-12, 25-20

Sioux Center def. Rock Valley 25-13, 25-17, 25-12

MOC-Floyd Valley def. Okoboji 25-9, 25-10, 25-11

Boyden-Hull def. Sibley-Ocheyedan 25-10, 25-13, 25-4

Central Lyon def. George-Little Rock 25-2, 25-12, 25-11

West Sioux def. Harris-Lake Park 26-24, 25-16, 17-25, 21-25, 15-9

Gehlen Catholic def. Hartley-Melvin-Sanborn 25-14, 25-11, 25-14

South O'Brien def. Hinton 22-25, 25-17, 25-17, 25-11

MMCRU def. Trinity Christian 25-10, 25-21, 25-5