Population overview
Knox County is home to roughly 3,192 people, making up about 0.01% of the total population of Texas. Within the North Texas region, it ranks #28 of 36 counties by population. The combination of 854 square miles of land and 3,192 residents yields a density of about 3.7 people per square mile — characteristic of rural and frontier Texas, with long distances between settlements and large stretches of working ranchland.
How Knox County compares
Compared with the other 253 Texas counties, Knox County sits in the bottom 25% of the population distribution. It belongs to the smaller end of Texas counties by population — typical of West Texas, the Panhandle, and the Trans-Pecos.
| Comparison | Population | vs Knox |
|---|---|---|
| Knox County | 3,192 | — |
| North Texas region average | 252,448 | +7809% |
| Texas county median | 18,916 | +493% |
| Largest in Texas (Harris) | 5,045,026 | +157952% |
Neighboring county populations
Knox County shares borders with 4 counties. Comparing population across an adjacent corridor often reveals commuting patterns, school-district pull, and economic gravity.
| County | Seat | Population | Density |
|---|---|---|---|
| Haskell County | Haskell | 5,499 | 6.1 |
| Baylor County | Seymour | 3,472 | 4.0 |
| Foard County | Crowell | 1,044 | 1.5 |
| King County | Guthrie | 192 | 0.2 |
Frequently asked questions
What is the population of Knox County, Texas?+
Knox County has an estimated population of 3,192 residents, based on the most recent U.S. Census data.
What is the population density of Knox County?+
Knox County has a population density of approximately 3.7 people per square mile across its 854 sq mi of land area — characteristic of a rural county.
Where does Knox County rank among Texas counties by population?+
Knox County ranks #218 out of 254 Texas counties by total population, accounting for roughly 0.01% of the state's total population.
What is the most populous county near Knox County?+
Among the 4 counties bordering Knox, Haskell County is the most populous with about 5,499 residents.
How is Knox 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.