| Place Name | Mount Olive |
| Place Type | Town |
| ZIP Code(s) | 39119 |
| County | Covington County |
| Area Code(s) | 601,769 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,029 |
| Population Growth Rate (2010-19) | -8.86% |
| Majority Ethnicity | African American 70.98% |
| Metro/Micro Stats Area | Hattiesburg, MS |
| US Congressional District(s) | Mississippi 3rd |
| State House Districts | 90 |
| State Senate Districts | 41 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 27.6% |
| African American | 70.98% |
| Hispanic | 0% |
| Asian | 1.06% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.35% |