| SUBSTATE SITE | |||||
| ANKENY | ANKENY | 61 | OTTUMWA | 36 | |
| CEDAR RAPIDS, KENNEDY | CEDAR RAPIDS, KENNEDY | 66 | BURLINGTON | 41 | |
| COUNCIL BLUFFS, ABE LINCOLN | COUNCIL BLUFFS, T JEFFERSON | 48 | COUNCIL BLUFFS, ABE LINCOLN | 33 | |
| DAVENPORT, CENTRAL | DAVENPORT, CENTRAL | 59 | DAVENPORT, NORTH | 52 | |
| DES MOINES, ROOSEVELT | DES MOINES, ROOSEVELT | 54 | INDIANOLA | 36 | |
| DOWLING CATHOLIC, WDM | DOWLING CATHOLIC, WDM | 54 | DES MOINES, LINCOLN | 50 | |
| DUBUQUE, SENIOR | DUBUQUE, SENIOR | 60 | PRAIRIE, CEDAR RAPIDS | 49 | |
| FORT DODGE | VALLEY, WEST DES MOINES | 54 | FORT DODGE | 53 | |
| IOWA CITY, WEST | IOWA CITY, WEST | 56 | XAVIER, CEDAR RAPIDS | 51 | |
| MARSHALLTOWN | MARSHALLTOWN | 70 | NEWTON | 40 | |
| MASON CITY | MASON CITY | 71 | DES MOINES, EAST | 58 | |
| MUSCATINE | DAVENPORT, WEST | 46 | MUSCATINE | 40 | |
| OSKALOOSA | URBANDALE | 62 | OSKALOOSA | 48 | |
| PLEASANT VALLEY | PLEASANT VALLEY | 55 | DUBUQUE, HEMPSTEAD | 42 | |
| SIOUX CITY, NORTH | SIOUX CITY, NORTH | 74 | SIOUX CITY, WEST | 31 | |
| WATERLOO, WEST | WATERLOO, EAST | 68 | WATERLOO, WEST | 67 |