Population overview
Colorado County is home to roughly 21,439 people, making up about 0.07% of the total population of Texas. Within the Central Texas region, it ranks #35 of 76 counties by population. The combination of 963 square miles of land and 21,439 residents yields a density of about 22.3 people per square mile — characteristic of rural and frontier Texas, with long distances between settlements and large stretches of working ranchland.
How Colorado County compares
Compared with the other 253 Texas counties, Colorado County sits in the upper 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 Colorado |
|---|---|---|
| Colorado County | 21,439 | — |
| Central Texas region average | 81,016 | +278% |
| Texas county median | 18,916 | -12% |
| Largest in Texas (Harris) | 5,045,026 | +23432% |
Neighboring county populations
Colorado 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 |
|---|---|---|---|
| Wharton County | Wharton | 42,060 | 38.6 |
| Austin County | Bellville | 33,625 | 51.5 |
| Fayette County | La Grange | 25,459 | 26.8 |
| Lavaca County | Hallettsville | 20,651 | 21.3 |
| Jackson County | Edna | 15,393 | 18.5 |
What the numbers mean
Colorado County's density of about 22.3 people per square mile is about 18% of the Texas statewide average of roughly 121. Put another way, there are about 29 acres of land for every resident.
Rural density like this means long drives to services, small school districts that are often the heart of community life, and an economy closely tied to agriculture, energy or recreation.
Colorado County in statewide context
By population the county ranks 115th of 254; by land area it ranks 82nd; and by density it ranks 127th. Its population and land area rank fairly close together, a balanced profile for Texas.
Texas's population is extremely concentrated: the ten largest counties hold well over half of all Texans, while more than 150 counties have fewer than 30,000 residents. Colorado County belongs to that large group of smaller counties.
About the data
Population figures on this page come from the U.S. Census Bureau. The decennial census provides the official count every ten years, and the Bureau's annual Population Estimates Program updates county totals between censuses. Land area comes from the Census Gazetteer and excludes water. Figures are rounded and may differ slightly from county or school district estimates that use other methods. See our methodology page for details.
Frequently asked questions
What is the population of Colorado County, Texas?+
Colorado County has an estimated population of 21,439 residents, based on the most recent U.S. Census data.
What is the population density of Colorado County?+
Colorado County has a population density of approximately 22.3 people per square mile across its 963 sq mi of land area — characteristic of a rural county.
Where does Colorado County rank among Texas counties by population?+
Colorado County ranks #115 out of 254 Texas counties by total population, accounting for roughly 0.07% of the state's total population.
What is the most populous county near Colorado County?+
Among the 5 counties bordering Colorado, Wharton County is the most populous with about 42,060 residents.
How is Colorado 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.