| Place Name | Duncan |
| Place Type | Town |
| ZIP Code(s) | 38740 |
| County | Bolivar County |
| Area Code(s) | 662 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 298 |
| Population Growth Rate (2010-19) | -34.75% |
| Majority Ethnicity | African American 71.51% |
| Metro/Micro Stats Area | Cleveland, MS |
| US Congressional District(s) | Mississippi 2nd |
| State House Districts | 26 |
| State Senate Districts | 12 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 26.85% |
| African American | 71.51% |
| Hispanic | 0% |
| Asian | 1.64% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |