Population overview
San Augustine County is home to roughly 7,722 people, making up about 0.02% of the total population of Texas. Within the East Texas region, it ranks #43 of 44 counties by population. The combination of 528 square miles of land and 7,722 residents yields a density of about 14.6 people per square mile — characteristic of rural and frontier Texas, with long distances between settlements and large stretches of working ranchland.
How San Augustine County compares
Compared with the other 253 Texas counties, San Augustine County sits in the lower half 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 San Augustine |
|---|---|---|
| San Augustine County | 7,722 | — |
| East Texas region average | 64,981 | +742% |
| Texas county median | 18,916 | +145% |
| Largest in Texas (Harris) | 5,045,026 | +65233% |
Neighboring county populations
San Augustine 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 |
|---|---|---|---|
| Angelina County | Lufkin | 88,154 | 109.9 |
| Nacogdoches County | Nacogdoches | 66,035 | 69.7 |
| Jasper County | Jasper | 33,075 | 35.3 |
| Shelby County | Center | 24,286 | 30.6 |
| Sabine County | Hemphill | 10,012 | 20.4 |
What the numbers mean
San Augustine County's density of about 14.6 people per square mile is about 12% of the Texas statewide average of roughly 121. Put another way, there are about 44 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.
San Augustine County in statewide context
By population the county ranks 178th of 254; by land area it ranks 236th; and by density it ranks 152nd. 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. San Augustine 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 San Augustine County, Texas?+
San Augustine County has an estimated population of 7,722 residents, based on the most recent U.S. Census data.
What is the population density of San Augustine County?+
San Augustine County has a population density of approximately 14.6 people per square mile across its 528 sq mi of land area — characteristic of a rural county.
Where does San Augustine County rank among Texas counties by population?+
San Augustine County ranks #178 out of 254 Texas counties by total population, accounting for roughly 0.02% of the state's total population.
What is the most populous county near San Augustine County?+
Among the 5 counties bordering San Augustine, Angelina County is the most populous with about 88,154 residents.
How is San Augustine 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.