| Place Name | Rienzi |
| Place Type | Town |
| ZIP Code(s) | 38865 |
| County | Alcorn County |
| Area Code(s) | 662 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 331 |
| Population Growth Rate (2010-19) | -11.36% |
| Majority Ethnicity | White 71.09% |
| Metro/Micro Stats Area | Corinth, MS |
| US Congressional District(s) | Mississippi 1st |
| State House Districts | 3 |
| State Senate Districts | 4 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 71.09% |
| African American | 27.89% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.02% |