Llano County's 2026 population is estimated at 23,396, reflecting a 0.18% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Llano County is the 107th largest county in Texas. The 2010 population was 19,336 and has grown 21% since 2010.
Overall: 57.4 years
Female: 58 years
Male: 56.9 years
There are 18,960 adults, (8,299 of whom are seniors) in Llano County.
Female: 11,731 (52.3%)
Male: 10,693 (47.7%)
The racial composition of Llano County includes 87.43% White, 3.01% other race, and smaller percentages for Asian, Black or African American, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 19,606 | 87.43% |
| Two or more races | 1,884 | 8.4% |
| Other race | 674 | 3.01% |
| Asian | 142 | 0.63% |
| Black or African American | 65 | 0.29% |
| Native American | 53 | 0.24% |
Llano County 's average per capita income is $44,398. Household income levels show a median of $67,530. The poverty rate stands at 12%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $110,180 | - |
| Families | $91,008 | $132,046 |
| Households | $67,530 | $107,610 |
| Non Families | $37,828 | $54,626 |
Average Income
Median Household Income
Poverty Rate
