| Place Name | Eldena |
| Place Type | Unincorporated |
| ZIP Code(s) | 61324 |
| County | Lee County |
| Area Code(s) | 815,779 |
| Timezone | Central Standard Time (CST) |
| Population () | |
| Metro/Micro Stats Area | Dixon, IL |
| US Congressional District(s) | Illinois 16th |
| State House Districts | 74 |
| State Senate Districts | 37 |