| Place Name | Hollow Rock |
| Place Type | Town |
| ZIP Code(s) | 38342 |
| County | Carroll County |
| Area Code(s) | 731 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 710 |
| Population Growth Rate (2010-19) | -4.87% |
| Majority Ethnicity | White 87.94% |
| US Congressional District(s) | Tennessee 8th |
| State House Districts | 76 |
| State Senate Districts | 24 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 87.94% |
| African American | 8.04% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.02% |