Austin County, TX Demographics
Austin County, TX is the 94th most populous of 254 counties in Texas, with 30,167 residents across 646 square miles. That is about 47 people per square mile.
At the 2020 census
| Population | 30,167 |
|---|---|
| Land area | 646 sq mi |
| Density | 47 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Austin County compares to the US
We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.
Central Location: Austin County, TX
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Austin County, TX — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Austin County, TX
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 7605.02 | 5,311 | 81.9 | 65 |
| Census Tract 7603.02 | 5,043 | 98.4 | 51 |
| Census Tract 7605.01 | 4,543 | 109.8 | 41 |
| Census Tract 7602.02 | 4,450 | 30.2 | 147 |
| Census Tract 7604 | 3,505 | 190.1 | 18 |
| Census Tract 7603.01 | 2,773 | 40.5 | 69 |
| Census Tract 7601 | 2,464 | 67.7 | 36 |
| Census Tract 7602.01 | 2,078 | 28.1 | 74 |
Related places
Other counties nearby
Nearest counties
Metro areas containing Austin County
About this page
This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.
Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.