Castro County, Texas
Located in Texas, Castro County has a population of 7,344 residents and a median age of 34.5 years, making it the #2,711 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 19.2%. The median home value is $95,000, and the median household income is $56,776, which is 24% below the national median.
Demographics
Castro County has a population of 7,344, making it the #2,711 most populous county in the US. The median age is 34.5 years, which is 11.3% 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 Castro County is $56,776, ranking #2,351 out of 3,222 counties — 24.4% below the national median. The poverty rate is 19.2% and unemployment stands at 3.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Castro County is $95,000 (-66.3% vs national). Renters pay a median of $896/mo and the homeownership rate is 63.6%.
Median Home Value Trend
Rankings →Household Type
Education
In Castro County, 18.6% of adults age 25+ hold a bachelor's degree or higher, which is 44.8% below the national average, ranking #2,239 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Castro County is 75.4 years. 24.8% of adults report poor or fair health and 25.3% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
15.4% of adults in Castro County smoke , 40.4% are obese , and 19.0% report excessive drinking.
Adult Smoking Trend
Safety
. Motor vehicle deaths occur at a rate of 30.3 per 100,000.
Motor Vehicle Deaths Trend
Families & Children
21.7% of children in Castro County live in poverty . The teen birth rate is 32.0 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Castro County is 45.9%. The mean commute time is 17.5 min, which is 36.4% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Castro County voted Republican with a margin of 58.2%. The vote was 20.7% Dem / 78.9% Rep. Compared to 2020, the margin shifted 3.7 toward Republicans .
Vote Share Over Time
About Castro County, Texas
Castro County, Texas has a total population of 7,344, making it the 2,711th most populous county in the United States. The median age in Castro County is 34.5 years, which is 11.3% below the national median of 38.9 years.
The median household income in Castro County is $56,776, which ranks #2,351 of 3,222 counties nationwide. This is 24.4% below the national median of $75,149. The poverty rate is 19.2%, higher than the national rate of 12.6%. The unemployment rate stands at 3.7%.
The median home value in Castro County is $95,000, 66.3% below the national median. Renters in Castro County pay a median gross rent of $896 per month. The homeownership rate is 63.6%, compared to the national rate of 64.4%.
In Castro County, 18.6% of residents aged 25 and older hold a bachelor's degree or higher, 44.8% below the national average of 33.7%. Health insurance coverage stands at 77.8% of the population. The average commute time for workers is 17.5 min.
Castro County is a diverse community. The largest racial or ethnic group is Hispanic or Latino at 65.6% of the population, followed by White (non-Hispanic) (29.7%) and Two or More Races (1.8%).
All data for Castro 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.