Umatilla County, Oregon
Located in Oregon, Umatilla County has a population of 79,940 residents and a median age of 36.9 years, making it the #729 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 11.8%. The median home value is $282,600, and the median household income is $67,728, which is 10% below the national median.
Demographics
Umatilla County has a population of 79,940, making it the #729 most populous county in the US. The median age is 36.9 years, which is 5.1% 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 Umatilla County is $67,728, ranking #1,363 out of 3,222 counties — 9.9% below the national median. The poverty rate is 11.8% and unemployment stands at 5.0%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Umatilla County is $282,600 (+0.2% vs national). Renters pay a median of $997/mo and the homeownership rate is 67.9%.
Median Home Value Trend
Rankings →Household Type
Education
In Umatilla County, 18.3% of adults age 25+ hold a bachelor's degree or higher, which is 45.7% below the national average, ranking #2,300 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Umatilla County is 75.9 years. 21.9% of adults report poor or fair health and 8.8% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.0% of adults in Umatilla County smoke , 37.8% are obese , and 21.7% report excessive drinking. The drug overdose death rate is 24.8 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Umatilla County is 6.0 per 100,000 and the suicide rate is 17.8 per 100,000. Motor vehicle deaths occur at a rate of 13.3 per 100,000.
Homicide Rate Trend
Families & Children
21.8% of children in Umatilla County live in poverty and the infant mortality rate is 6.7 per 1,000 live births. The teen birth rate is 24.2 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Umatilla County is 62.5%. The mean commute time is 21.4 min, which is 22.6% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Umatilla County voted Republican with a margin of 37.8%. The vote was 29.7% Dem / 67.5% Rep. Compared to 2020, the margin shifted 5.8 toward Republicans .
Vote Share Over Time
About Umatilla County, Oregon
Umatilla County, Oregon has a total population of 79,940, making it the 729th most populous county in the United States. The median age in Umatilla County is 36.9 years, which is 5.1% below the national median of 38.9 years.
The median household income in Umatilla County is $67,728, which ranks #1,363 of 3,222 counties nationwide. This is 9.9% below the national median of $75,149. The poverty rate is 11.8%, lower than the national rate of 12.6%. The unemployment rate stands at 5.0%.
The median home value in Umatilla County is $282,600, 0.2% above the national median. Renters in Umatilla County pay a median gross rent of $997 per month. The homeownership rate is 67.9%, compared to the national rate of 64.4%.
In Umatilla County, 18.3% of residents aged 25 and older hold a bachelor's degree or higher, 45.7% below the national average of 33.7%. Health insurance coverage stands at 93.3% of the population. The average commute time for workers is 21.4 min.
Umatilla County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 61.5% of the population, followed by Hispanic or Latino (29.7%) and Two or More Races (4.8%).
All data for Umatilla County, Oregon 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.