Washington County, Arkansas
Located in Arkansas, Washington County has a population of 256,765 residents and a median age of 32.5 years, making it the #281 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 14.6%. The median home value is $298,400, and the median household income is $70,639, which is 6% below the national median.
Demographics
Washington County has a population of 256,765, making it the #281 most populous county in the US. The median age is 32.5 years, which is 16.5% 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 Washington County is $70,639, ranking #1,150 out of 3,222 counties — 6.0% below the national median. The poverty rate is 14.6% and unemployment stands at 3.4%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Washington County is $298,400 (+5.9% vs national). Renters pay a median of $1,071/mo and the homeownership rate is 55.6%.
Median Home Value Trend
Rankings →Household Type
Education
In Washington County, 35.2% of adults age 25+ hold a bachelor's degree or higher, which is 4.6% above the national average, ranking #455 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Washington County is 76.8 years. 22.1% of adults report poor or fair health and 14.0% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.2% of adults in Washington County smoke , 33.5% are obese , and 21.3% report excessive drinking. The drug overdose death rate is 11.2 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Washington County is 2.9 per 100,000 and the suicide rate is 14.8 per 100,000. Motor vehicle deaths occur at a rate of 13.5 per 100,000.
Homicide Rate Trend
Families & Children
13.5% of children in Washington County live in poverty and the infant mortality rate is 6.8 per 1,000 live births. The teen birth rate is 20.7 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Washington County is 58.0%. The mean commute time is 23.2 min, which is 15.9% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Washington County voted Republican with a margin of 6.6%. The vote was 45.1% Dem / 51.7% Rep. Compared to 2020, the margin shifted 2.7 toward Republicans .
Vote Share Over Time
About Washington County, Arkansas
Washington County, Arkansas has a total population of 256,765, making it the 281st most populous county in the United States. The median age in Washington County is 32.5 years, which is 16.5% below the national median of 38.9 years.
The median household income in Washington County is $70,639, which ranks #1,150 of 3,222 counties nationwide. This is 6.0% below the national median of $75,149. The poverty rate is 14.6%, higher than the national rate of 12.6%. The unemployment rate stands at 3.4%.
The median home value in Washington County is $298,400, 5.9% above the national median. Renters in Washington County pay a median gross rent of $1,071 per month. The homeownership rate is 55.6%, compared to the national rate of 64.4%.
In Washington County, 35.2% of residents aged 25 and older hold a bachelor's degree or higher, 4.6% above the national average of 33.7%. Health insurance coverage stands at 87.6% of the population. The average commute time for workers is 23.2 min.
Washington County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 59.9% of the population, followed by Hispanic or Latino (18.6%) and Two or More Races (12.2%).
All data for Washington County, Arkansas 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.