Putnam County's 2026 population is estimated at 86,778, reflecting a 1.1% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Putnam County is the 17th largest county in Tennessee. The 2010 population was 72,552 and has grown 19.61% since 2010.
Data after 2023 is projected based on recent change
Overall: 36 years
Female: 39.3 years
Male: 33.5 years
There are 65,334 adults, (13,623 of whom are seniors) in Putnam County.
Female: 41,378 (50.1%)
Male: 41,180 (49.9%)
The racial composition of Putnam County includes 86.76% White, 3.42% other race, and smaller percentages for Black or African American, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 71,624 | 86.76% |
| Two or more races | 4,941 | 5.98% |
| Other race | 2,825 | 3.42% |
| Black or African American | 2,008 | 2.43% |
| Asian | 947 | 1.15% |
| Native American | 213 | 0.26% |
Putnam County 's average per capita income is $42,698. Household income levels show a median of $58,912. The poverty rate stands at 18.37%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $92,350 | $109,263 |
| Families | $79,273 | $95,928 |
| Households | $58,912 | $78,922 |
| Non Families | $34,403 | $46,618 |
Average Income
Median Household Income
Poverty Rate