Population overview
Blanco County is home to roughly 13,581 people, making up about 0.04% of the total population of Texas. Within the Central Texas region, it ranks #55 of 76 counties by population. The combination of 711 square miles of land and 13,581 residents yields a density of about 19.1 people per square mile — characteristic of rural and frontier Texas, with long distances between settlements and large stretches of working ranchland.
How Blanco County compares
Compared with the other 253 Texas counties, Blanco County sits in the lower half of the population distribution. It represents the broad middle of Texas — small to mid-sized counties with a clear county seat and a regionally rooted economy.
| Comparison | Population | vs Blanco |
|---|---|---|
| Blanco County | 13,581 | — |
| Central Texas region average | 81,016 | +497% |
| Texas county median | 18,916 | +39% |
| Largest in Texas (Harris) | 5,045,026 | +37048% |
Neighboring county populations
Blanco County shares borders with 7 counties. Comparing population across an adjacent corridor often reveals commuting patterns, school-district pull, and economic gravity.
| County | Seat | Population | Density |
|---|---|---|---|
| Travis County | Austin | 1,389,670 | 1405.1 |
| Hays County | San Marcos | 304,390 | 449.0 |
| Comal County | New Braunfels | 209,166 | 372.2 |
| Burnet County | Burnet | 57,015 | 57.3 |
| Kendall County | Boerne | 53,289 | 80.5 |
| Gillespie County | Fredericksburg | 28,527 | 26.9 |
| Llano County | Llano | 23,353 | 25.0 |
Frequently asked questions
What is the population of Blanco County, Texas?+
Blanco County has an estimated population of 13,581 residents, based on the most recent U.S. Census data.
What is the population density of Blanco County?+
Blanco County has a population density of approximately 19.1 people per square mile across its 711 sq mi of land area — characteristic of a rural county.
Where does Blanco County rank among Texas counties by population?+
Blanco County ranks #147 out of 254 Texas counties by total population, accounting for roughly 0.04% of the state's total population.
What is the most populous county near Blanco County?+
Among the 7 counties bordering Blanco, Travis County is the most populous with about 1,389,670 residents.
How is Blanco County's population measured?+
Population figures are sourced from the U.S. Census Bureau — the decennial census and annual American Community Survey (ACS) population estimates. See our methodology for full sourcing.