Brazoria County, Texas
Located in Texas, Brazoria County has a population of 391,255 residents and a median age of 36.7 years, making it the #190 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 7.4%. The median home value is $301,600, and the median household income is $97,993, which is 30% above the national median.
Demographics
Brazoria County has a population of 391,255, making it the #190 most populous county in the US. The median age is 36.7 years, which is 5.7% below the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Brazoria County is $97,993, ranking #183 out of 3,222 counties — 30.4% above the national median. The poverty rate is 7.4% and unemployment stands at 4.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Brazoria County is $301,600 (+7.0% vs national). Renters pay a median of $1,454/mo and the homeownership rate is 74.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Brazoria County, 33.1% of adults age 25+ hold a bachelor's degree or higher, which is 1.7% below the national average, ranking #564 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Brazoria County is 76.9 years. 19.0% of adults report poor or fair health and 14.9% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
12.9% of adults in Brazoria County smoke , 39.6% are obese , and 19.8% report excessive drinking. The drug overdose death rate is 16.4 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Brazoria County is 4.9 per 100,000 and the suicide rate is 15.0 per 100,000. Motor vehicle deaths occur at a rate of 13.4 per 100,000.
Homicide Rate Trend
Families & Children
12.1% of children in Brazoria County live in poverty and the infant mortality rate is 5.0 per 1,000 live births. The teen birth rate is 16.8 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Brazoria County is 62.1%. The mean commute time is 33.9 min, which is 22.9% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Brazoria County voted Republican with a margin of 19.7%. The vote was 39.5% Dem / 59.2% Rep. Compared to 2020, the margin shifted 1.6 toward Republicans .
Vote Share Over Time
About Brazoria County, Texas
Brazoria County, Texas has a total population of 391,255, making it the 190th most populous county in the United States. The median age in Brazoria County is 36.7 years, which is 5.7% below the national median of 38.9 years.
The median household income in Brazoria County is $97,993, which ranks #183 of 3,222 counties nationwide. This is 30.4% above the national median of $75,149. The poverty rate is 7.4%, lower than the national rate of 12.6%. The unemployment rate stands at 4.7%.
The median home value in Brazoria County is $301,600, 7.0% above the national median. Renters in Brazoria County pay a median gross rent of $1,454 per month. The homeownership rate is 74.1%, compared to the national rate of 64.4%.
In Brazoria County, 33.1% of residents aged 25 and older hold a bachelor's degree or higher, 1.7% below the national average of 33.7%. Health insurance coverage stands at 87.3% of the population. The average commute time for workers is 33.9 min.
Brazoria County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 41.6% of the population, followed by Hispanic or Latino (31.6%) and Black (non-Hispanic) (15.9%).
All data for Brazoria County, Texas comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.