Spokane County, Washington
Located in Washington, Spokane County has a population of 549,056 residents and a median age of 38.5 years, making it the #128 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 11.7%. The median home value is $410,700, and the median household income is $78,582, which is 5% above the national median.
Demographics
Spokane County has a population of 549,056, making it the #128 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 Spokane County is $78,582, ranking #644 out of 3,222 counties — 4.6% above the national median. The poverty rate is 11.7% and unemployment stands at 5.3%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Spokane County is $410,700 (+45.7% vs national). Renters pay a median of $1,283/mo and the homeownership rate is 64.5%.
Median Home Value Trend
Rankings →Household Type
Education
In Spokane County, 33.1% of adults age 25+ hold a bachelor's degree or higher, which is 1.8% below the national average, ranking #568 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Spokane County is 76.9 years. 16.4% of adults report poor or fair health and 6.2% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
14.1% of adults in Spokane County smoke , 34.0% are obese , and 20.2% report excessive drinking. The drug overdose death rate is 31.0 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Spokane County is 3.7 per 100,000 and the suicide rate is 18.3 per 100,000. Motor vehicle deaths occur at a rate of 9.2 per 100,000.
Homicide Rate Trend
Families & Children
12.6% of children in Spokane County live in poverty and the infant mortality rate is 4.2 per 1,000 live births. The teen birth rate is 12.7 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Spokane County is 75.9%. The mean commute time is 24.4 min, which is 11.7% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Spokane County voted Republican with a margin of 5.0%. The vote was 46% Dem / 51% Rep. Compared to 2020, the margin shifted 0.7 toward Republicans .
Vote Share Over Time
About Spokane County, Washington
Spokane County, Washington has a total population of 549,056, making it the 128th most populous county in the United States. The median age in Spokane County is 38.5 years, which is 1.0% below the national median of 38.9 years.
The median household income in Spokane County is $78,582, which ranks #644 of 3,222 counties nationwide. This is 4.6% above the national median of $75,149. The poverty rate is 11.7%, lower than the national rate of 12.6%. The unemployment rate stands at 5.3%.
The median home value in Spokane County is $410,700, 45.7% above the national median. Renters in Spokane County pay a median gross rent of $1,283 per month. The homeownership rate is 64.5%, compared to the national rate of 64.4%.
In Spokane County, 33.1% of residents aged 25 and older hold a bachelor's degree or higher, 1.8% below the national average of 33.7%. Health insurance coverage stands at 94.9% of the population. The average commute time for workers is 24.4 min.
Spokane County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 80.9% of the population, followed by Hispanic or Latino (7.1%) and Two or More Races (6.0%).
All data for Spokane 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.