| SUBSTATE SITE | |||||
| AMES | AMES | 28 | DES MOINES, EAST | 12 | |
| ANKENY | ANKENY | 48 | SIOUX CITY, NORTH | 13 | |
| BETTENDORF | BETTENDORF | 28 | CLINTON | 21 | |
| BURLINGTON | DUBUQUE, HEMPSTEAD | 28 | BURLINGTON | 14 | |
| CEDAR FALLS | CEDAR FALLS | 49 | CEDAR RAPIDS, JEFFERSON | 12 | |
| CEDAR RAPIDS, WASHINGTON | CEDAR RAPIDS, WASHINGTON | 62 | MUSCATINE | 14 | |
| IOWA CITY, CITY | IOWA CITY, CITY | 24 | ASSUMPTION, DAVENPORT | 10 | |
| JOHNSTON | JOHNSTON | 56 | MASON CITY | 14 | |
| NORTH SCOTT, ELDRIDGE | WAHLERT, DUBUQUE | 37 | NORTH SCOTT, ELDRIDGE | 14 | |
| OTTUMWA | OTTUMWA | 35 | COUNCIL BLUFFS, THOMAS JEFFERSON | 12 | |
| PRAIRIE, CEDAR RAPIDS | PRAIRIE, CEDAR RAPIDS | 16 | PLEASANT VALLEY | 14 | |
| SOUTHEAST POLK | SOUTHEAST POLK | 41 | COUNCIL BLUFFS, ABRAHAM LINCOLN | 6 | |
| URBANDALE | DOWLING CATHOLIC, WDM | 49 | FORT DODGE | 0 | |
| VALLEY, WDM | VALLEY, WDM | 55 | DES MOINES, LINCOLN | 14 | |
| WAUKEE | WAUKEE | 34 | INDIANOLA | 28 | 2OT |
| XAVIER, CEDAR RAPIDS | XAVIER, CEDAR RAPIDS | 16 | CEDAR RAPIDS, KENNEDY | 10 |