| Name | Grundy County |
| State | Tennessee |
| FIPS Code | 47061 |
| County Seat | Altamont |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 13,992 |
| Population Growth Rate(2020-2024) | 3.28% |
| Majority Ethnicity | White 97.36% |
| Public School Majority Ethnicity | White 98% |
| Partisan Voting Index | Strongly Republican:+35 |
| Unemployment Rate (May 2026) | 4.7% |
| Sales Tax Rate (2025) | 9.25% |
| Area Code(s) | 931 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 97.36% |
| African American | 0.44% |
| Hispanic | 1.74% |
| Asian | 0.37% |
| Native American | 0.09% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 97.82% |
| African American | 0.11% |
| Hispanic | 1.06% |
| Asian | 0.22% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.06% |