| Name | Deductibility Code |
| Central Community Hospital | -- |
| Central Community Hospital Foundation | -- |
| Christian Family Bible Fellowship of Northeast Iowa | -- |
| Clayton County Genealogical Society | -- |
| Clayton County Library Association | -- |
| Elkader Community Child Care and Learning Center | -- |
| Elkader Public Library Foundation | -- |
| Friends of the Elkader Public Library | -- |
| George Maier Rural Heritage Center of Clayton County Inc. | -- |
| Main Street Elkader Inc. | -- |
| Motor Mill Foundation of Clayton County | -- |
| Opera House Players | -- |
| Rise Ltd. | -- |
| Rise Ltd. Development Corporation | 4 |
| Substance Abuse Service for Clayton County Inc. | -- |
| The Elkader Historical Society | -- |