Hart County's 2026 population is estimated at 20,324, reflecting a 1.03% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Hart County is the 57th largest county in Kentucky. The 2010 population was 18,184 and has grown 11.77% since 2010.
Overall: 40.4 years
Female: 43.7 years
Male: 39.3 years
There are 14,821 adults, (3,449 of whom are seniors) in Hart County.
Female: 9,848 (50.2%)
Male: 9,755 (49.8%)
The racial composition of Hart County includes 91.27% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 17,892 | 91.27% |
| Two or more races | 749 | 3.82% |
| Black or African American | 577 | 2.94% |
| Other race | 225 | 1.15% |
| Asian | 105 | 0.54% |
| Native American | 55 | 0.28% |
Hart County 's average per capita income is $37,466. Household income levels show a median of $52,285. The poverty rate stands at 19.31%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $75,192 | - |
| Families | $65,970 | $79,032 |
| Households | $52,285 | $68,216 |
| Non Families | $23,672 | $38,858 |
Average Income
Median Household Income
Poverty Rate