How many people live in Austin County, TX?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 32,500 people living in Austin County, TX. That makes Austin County the 90th-most populous county in Texas. It is home to 0.1% of people living in the state.
32.5K
population of Austin County, TX (2024)
0.1%
County share of the Texas population (2024)
About 32,500 people lived in Austin County, TX in 2024.
Population estimates, 2000–2024
What are Austin County, TX’s age demographics?
About 7,000 Austin County, TX residents are aged 65 and older in 2024. That represents 21.4% of its population. For comparison, the age group represents 14% of Texas’s population and 18% in the US overall.
Another 7,600 Austin County, TX residents, or 23.5% of the population, were children under 18. For comparison, the age group represents 24.6% of Texas’s population and 21.6% in the US overall.
A lower share of Austin County, TX's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Austin County, TX’s racial and ethnic demographics?
Non-Hispanic white residents make up 59.7% of the Austin County, TX population, higher than the national share of 57.5%. Austin County also has a larger share of people identifying as Hispanic (29.1%) than the US overall (20%).
In contrast, Austin County’s non-Hispanic Asian population accounts for 0.85%, below the 6.5% nationwide, and the non-Hispanic Black or African American population makes up 8.5% of the county, compared with 12.6% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Austin County, TX has a higher share of a non-Hispanic white population than Texas as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Austin County, TX is Sealy with about 7,600 residents in 2024.
Cities and towns in Austin County, TX ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Sealy | 7,553 |
| 2. | Bellville | 4,291 |
| 3. | Wallis | 1,360 |
| 4. | San Felipe | 717 |
| 5. | Brazos Country | 526 |
| 6. | Industry | 290 |
| 7. | South Frydek | 223 |
| 8. | Balance of Austin County | 17,586 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
