| population | |
| Assembly of God Church | |
| Cash Cemetery | |
| Decatur City | 188 |
| Decatur City (historical) | |
| Decatur City Cemetery | |
| Decatur City Hall |
 | Creston Municipal Airport | ~ 51.99 km |
| Des Moines International Airport | ~ 86.48 km |
| Schenck Field | ~ 99.80 km |
| Perry Municipal Airport | ~ 120.77 km |
| Newton Municipal Airport | ~ 121.96 km |
| Ottumwa Regional Airport | ~ 122.94 km |
| Atlantic Municipal Airport | ~ 123.39 km |
| Kirksville Regional Airport | ~ 133.06 km |
| Ames Municipal Airport | ~ 137.33 km |
