Iowa High School Yearbooks - By County
| Adair | Clay | Jefferson | Lyon | Sac |
| Adams | Clayton | Hancock | Madison | Scott |
| Allamakee | Clinton | Hardin | Mahaska | Shelby |
| Appanoose | Crawford | Harrison | Marion | Sioux |
| Audubon | Dallas | Henry | Marshall | Story |
| Benton | Davis | Howard | Mills | Tama |
| Black Hawk | Decatur | Humboldt | Mitchell | Taylor |
| Boone | Delaware | Ida | Monona | Union |
| Bremer | Des Moines | Iowa | Montgomery | Van Buren |
| Buchanan | Dickinson | Jackson | Muscatine | Wapello |
| Buena Vista | Dubuque | Jasper | O'Brien | Warren |
| Butler | Emmet | Jefferson | Osceola | Washington |
| Calhoun | Fayette | Johnson | Page | Wayne |
| Carroll | Floyd | Jones | Palo Alto | Webster |
| Cass | Franklin | Keokuk | Plymouth | Winnebago |
| Cedar | Fremont | Kossuth | Pocahontas | Winnishiek |
| Cerro Gordo | Greene | Lee | Polk | Woodbury |
| Cherokee | Grundy | Linn | Pottawattamie | Worth |
| Chickasaw | Guthrie | Louisa | Poweshiek | Wright |
| Clarke | Hamilton | Lucas | Ringgold |