| Name | Deductibility Code |
| Friends of the Madrid Public Library | -- |
| Greater Love Ministries | -- |
| Iowa Arboretum Inc. | -- |
| Iowa Council for the Social Studies Inc. | -- |
| Irvin E & Wanda L Jensen Tr | 4 |
| Lutheran Homes for the Aging | -- |
| Madrid Educational Endowment Foundation | -- |
| Madrid Historical Society | -- |
| Madrid Home for the Aging | -- |
| Tiger Tots Community Child Care Center Corp | -- |