| Place Name | Lebanon |
| Place Type | City |
| ZIP Code(s) | 62254 |
| County | Saint Clair County |
| Area Code(s) | 618 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 4,020 |
| Population Growth Rate (2010-19) | 6.18% |
| Majority Ethnicity | White 79.35% |
| Metro/Micro Stats Area | St. Louis, MO-IL |
| US Congressional District(s) | Illinois 12th |
| State House Districts | 108,114 |
| State Senate Districts | 54,57 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 79.35% |
| African American | 19.34% |
| Hispanic | 0.15% |
| Asian | 0.41% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.75% |