Walla Walla County, Washington
Located in Washington, Walla Walla County has a population of 62,161 residents and a median age of 38.5 years, making it the #873 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 12.1%. The median home value is $408,900, and the median household income is $74,202, which is 1% below the national median.
Demographics
Walla Walla County has a population of 62,161, making it the #873 most populous county in the US. The median age is 38.5 years, which is 1.0% 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 Walla Walla County is $74,202, ranking #894 out of 3,222 counties — 1.3% below the national median. The poverty rate is 12.1% and unemployment stands at 6.2%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Walla Walla County is $408,900 (+45.1% vs national). Renters pay a median of $1,218/mo and the homeownership rate is 65.0%.
Median Home Value Trend
Rankings →Household Type
Education
In Walla Walla County, 29.8% of adults age 25+ hold a bachelor's degree or higher, which is 11.7% below the national average, ranking #779 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Walla Walla County is 77.7 years. 18.1% of adults report poor or fair health and 8.5% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
13.0% of adults in Walla Walla County smoke , 32.7% are obese , and 21.4% report excessive drinking. The drug overdose death rate is 21.5 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Walla Walla County is 2.6 per 100,000 and the suicide rate is 15.6 per 100,000. Motor vehicle deaths occur at a rate of 8.6 per 100,000.
Homicide Rate Trend
Families & Children
16.8% of children in Walla Walla County live in poverty and the infant mortality rate is 5.5 per 1,000 live births. The teen birth rate is 12.8 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Walla Walla County is 69.5%. The mean commute time is 17.2 min, which is 37.8% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Walla Walla County voted Republican with a margin of 8.1%. The vote was 44.6% Dem / 52.7% Rep. Compared to 2020, the margin shifted +0.6 toward Democrats .
Vote Share Over Time
About Walla Walla County, Washington
Walla Walla County, Washington has a total population of 62,161, making it the 873rd most populous county in the United States. The median age in Walla Walla County is 38.5 years, which is 1.0% below the national median of 38.9 years.
The median household income in Walla Walla County is $74,202, which ranks #894 of 3,222 counties nationwide. This is 1.3% below the national median of $75,149. The poverty rate is 12.1%, lower than the national rate of 12.6%. The unemployment rate stands at 6.2%.
The median home value in Walla Walla County is $408,900, 45.1% above the national median. Renters in Walla Walla County pay a median gross rent of $1,218 per month. The homeownership rate is 65.0%, compared to the national rate of 64.4%.
In Walla Walla County, 29.8% of residents aged 25 and older hold a bachelor's degree or higher, 11.7% below the national average of 33.7%. Health insurance coverage stands at 93.1% of the population. The average commute time for workers is 17.2 min.
Walla Walla County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 67.7% of the population, followed by Hispanic or Latino (23.8%) and Two or More Races (4.1%).
All data for Walla Walla County, Washington 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.