| Place Name | Union |
| Place Type | Town |
| ZIP Code(s) | 39365 |
| County | Newton County |
| Area Code(s) | 601,769 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,953 |
| Population Growth Rate (2010-19) | 2.72% |
| Majority Ethnicity | African American 51.9% |
| US Congressional District(s) | Mississippi 3rd |
| State House Districts | 78 |
| State Senate Districts | 31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 46.91% |
| African American | 51.9% |
| Hispanic | 0.88% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.31% |