Population overview
Brazos County is home to roughly 249,088 people, making up about 0.79% of the total population of Texas. Within the Central Texas region, it ranks #8 of 76 counties by population. The combination of 586 square miles of land and 249,088 residents yields a density of about 425.1 people per square mile — typical of suburban Texas, with a mix of subdivisions, commercial corridors, and remaining rural land.
How Brazos County compares
Compared with the other 253 Texas counties, Brazos County sits in the top 10% of the population distribution. It belongs to the upper tier of Texas counties — sizable enough to support diverse local services and infrastructure.
| Comparison | Population | vs Brazos |
|---|---|---|
| Brazos County | 249,088 | — |
| Central Texas region average | 81,016 | -67% |
| Texas county median | 18,916 | -92% |
| Largest in Texas (Harris) | 5,045,026 | +1925% |
Neighboring county populations
Brazos County shares borders with 5 counties. Comparing population across an adjacent corridor often reveals commuting patterns, school-district pull, and economic gravity.
| County | Seat | Population | Density |
|---|---|---|---|
| Washington County | Brenham | 38,288 | 62.9 |
| Grimes County | Anderson | 34,252 | 43.1 |
| Burleson County | Caldwell | 20,549 | 30.9 |
| Robertson County | Franklin | 17,839 | 20.9 |
| Madison County | Madisonville | 14,226 | 30.3 |
Frequently asked questions
What is the population of Brazos County, Texas?+
Brazos County has an estimated population of 249,088 residents, based on the most recent U.S. Census data.
What is the population density of Brazos County?+
Brazos County has a population density of approximately 425.1 people per square mile across its 586 sq mi of land area — characteristic of a suburban county.
Where does Brazos County rank among Texas counties by population?+
Brazos County ranks #24 out of 254 Texas counties by total population, accounting for roughly 0.79% of the state's total population.
What is the most populous county near Brazos County?+
Among the 5 counties bordering Brazos, Washington County is the most populous with about 38,288 residents.
How is Brazos 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.