| Name | Mcnairy County |
| State | Tennessee |
| FIPS Code | 47109 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 26,001 |
| Population Growth Rate(2000-2022) | -0.8% |
| Majority Ethnicity | White 90.85% |
| Public School Majority Ethnicity | White 89% |
| Partisan Voting Index | Strongly Republican:+30 |
| Unemployment Rate | 4.0% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 90.85% |
| African American | 5.88% |
| Hispanic | 2.45% |
| Asian | 0.56% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 88.69% |
| African American | 7.84% |
| Hispanic | 2.15% |
| Asian | 0.37% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |