| SUBSTATE SITE | |||||
| A-D-M, ADEL | DALLAS CENTER-GRIMES | 7 | A-D-M, ADEL | 2 | |
| CARROLL | HARLAN | 9 | DENISON-SCHLESWIG | 1 | |
| FAIRFIELD | CENTERVILLE | 14 | MOUNT PLEASANT | 4 | (6) |
| MASON CITY | CHARLES CITY | 17 | WEBSTER CITY | 6 | |
| OELWEIN | WEST DELAWARE, MANCHESTER | 2 | OELWEIN | 0 | |
| SOUTH TAMA COUNTY, TAMA | CARLISLE | 6 | BENTON, VAN HORNE | 5 | (9) |
| STORM LAKE | ESTHERVILLE-LINCOLN CENTRAL | 3 | SERGEANT BLUFF-LUTON | 0 | |
| XAVIER, CEDAR RAPIDS | XAVIER, CEDAR RAPIDS | 3 | MARION | 2 |