McLean County's 2026 population is estimated at 9,047, reflecting a -0.19% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). McLean County is the 103rd largest county in Kentucky. The 2010 population was 9,503 and has grown -4.8% since 2010.
Overall: 43.3 years
Female: 44.6 years
Male: 40.8 years
There are 7,061 adults, (1,865 of whom are seniors) in McLean County.
Female: 4,510 (49.5%)
Male: 4,604 (50.5%)
The racial composition of McLean County includes 95.79% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 8,730 | 95.79% |
| Two or more races | 258 | 2.83% |
| Black or African American | 48 | 0.53% |
| Other race | 35 | 0.38% |
| Asian | 28 | 0.31% |
| Native American | 15 | 0.16% |
McLean County 's average per capita income is $51,107. Household income levels show a median of $65,596. The poverty rate stands at 9.45%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $100,714 | - |
| Families | $85,275 | $100,197 |
| Households | $65,596 | $84,632 |
| Non Families | $21,354 | $38,200 |
Average Income
Median Household Income
Poverty Rate
