Population overview
DeWitt County is home to roughly 20,309 people, making up about 0.06% of the total population of Texas. Within the Central Texas region, it ranks #40 of 76 counties by population. The combination of 909 square miles of land and 20,309 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 DeWitt County compares
Compared with the other 253 Texas counties, DeWitt 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 DeWitt |
|---|---|---|
| DeWitt County | 20,309 | — |
| Central Texas region average | 81,016 | +299% |
| Texas county median | 18,916 | -7% |
| Largest in Texas (Harris) | 5,045,026 | +24741% |
Neighboring county populations
DeWitt 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 |
|---|---|---|---|
| Victoria County | Victoria | 92,656 | 104.9 |
| Lavaca County | Hallettsville | 20,651 | 21.3 |
| Gonzales County | Gonzales | 20,159 | 18.9 |
| Karnes County | Karnes City | 15,018 | 20.0 |
| Goliad County | Goliad | 7,208 | 8.4 |
Frequently asked questions
What is the population of DeWitt County, Texas?+
DeWitt County has an estimated population of 20,309 residents, based on the most recent U.S. Census data.
What is the population density of DeWitt County?+
DeWitt County has a population density of approximately 22.3 people per square mile across its 909 sq mi of land area — characteristic of a rural county.
Where does DeWitt County rank among Texas counties by population?+
DeWitt County ranks #122 out of 254 Texas counties by total population, accounting for roughly 0.06% of the state's total population.
What is the most populous county near DeWitt County?+
Among the 5 counties bordering DeWitt, Victoria County is the most populous with about 92,656 residents.
How is DeWitt 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.