Population overview
Tom Green County is home to roughly 120,602 people, making up about 0.38% of the total population of Texas. Within the Central Texas region, it ranks #11 of 76 counties by population. The combination of 1,522 square miles of land and 120,602 residents yields a density of about 79.2 people per square mile — characteristic of small-town and exurban Texas, where towns are anchored by a county seat surrounded by working farmland and ranches.
How Tom Green County compares
Compared with the other 253 Texas counties, Tom Green County sits in the top 25% 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 Tom Green |
|---|---|---|
| Tom Green County | 120,602 | — |
| Central Texas region average | 81,016 | -33% |
| Texas county median | 18,916 | -84% |
| Largest in Texas (Harris) | 5,045,026 | +4083% |
Neighboring county populations
Tom Green 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 |
|---|---|---|---|
| Runnels County | Ballinger | 9,693 | 9.2 |
| Concho County | Paint Rock | 3,607 | 3.6 |
| Coke County | Robert Lee | 3,412 | 3.8 |
| Reagan County | Big Lake | 3,166 | 2.7 |
| Schleicher County | Eldorado | 2,245 | 1.7 |
| Irion County | Mertzon | 1,463 | 1.4 |
| Sterling County | Sterling City | 1,349 | 1.5 |
Frequently asked questions
What is the population of Tom Green County, Texas?+
Tom Green County has an estimated population of 120,602 residents, based on the most recent U.S. Census data.
What is the population density of Tom Green County?+
Tom Green County has a population density of approximately 79.2 people per square mile across its 1,522 sq mi of land area — characteristic of a small-town / exurban county.
Where does Tom Green County rank among Texas counties by population?+
Tom Green County ranks #41 out of 254 Texas counties by total population, accounting for roughly 0.38% of the state's total population.
What is the most populous county near Tom Green County?+
Among the 7 counties bordering Tom Green, Runnels County is the most populous with about 9,693 residents.
How is Tom Green 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.