| Place Name | Cahokia |
| Place Type | Village |
| ZIP Code(s) | 62201 62206 62239 62240 62260 |
| County | Saint Clair County |
| Area Code(s) | 618 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 15,169 |
| Population Growth Rate (2010-19) | -20.64% |
| Majority Ethnicity | African American 65.57% |
| Metro/Micro Stats Area | St. Louis, MO-IL |
| US Congressional District(s) | Illinois 12th |
| State House Districts | 114,116 |
| State Senate Districts | 57,58 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 31.78% |
| African American | 65.57% |
| Hispanic | 0.35% |
| Asian | 1.29% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.02% |