Greene County's 2026 population is estimated at 75,102, reflecting a 1.15% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Greene County is the 20th largest county in Tennessee. The 2010 population was 68,834 and has grown 9.11% since 2010.
Data after 2023 is projected based on recent change
Overall: 44.7 years
Female: 46.1 years
Male: 42.8 years
There are 58,037 adults, (15,838 of whom are seniors) in Greene County.
Female: 36,269 (50.6%)
Male: 35,359 (49.4%)
The racial composition of Greene County includes 91.36% White, and smaller percentages for Black or African American, other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 65,436 | 91.36% |
| Two or more races | 3,882 | 5.42% |
| Black or African American | 1,253 | 1.75% |
| Other race | 512 | 0.71% |
| Asian | 365 | 0.51% |
| Native American | 152 | 0.21% |
| Native Hawaiian or Pacific Islander | 28 | 0.04% |
Greene County 's average per capita income is $40,100. Household income levels show a median of $56,194. The poverty rate stands at 15.36%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $83,132 | - |
| Families | $74,128 | $94,241 |
| Households | $56,194 | $76,662 |
| Non Families | $28,147 | $38,464 |
Average Income
Median Household Income
Poverty Rate