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Umatilla County, Oregon Demographics 2026

Umatilla County, Oregon has a population of 79,940, the 14th most populous county in Oregon. The median household income is $67,728 and the median home value is $282,600. The poverty rate is 11.8%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Umatilla County Quick Facts

Population 79,940
Median Household Income $67,728
Median Home Value $282,600
Poverty Rate 11.8%
Unemployment Rate 5.0%
Median Age 36.9 years
Homeownership Rate 67.9%
Affordability Ratio 4.2x
Bachelor's Degree+ 18.3%
High School Graduation 84.2%
Cities/Places 22
Population 79,940 14th of 36
Median Income $67,728 18% lower than state
Poverty Rate 11.8%
Unemployment 5.0%

How Umatilla County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population80,08779,940-0.2%
Median household income$68,958$67,728-1.8%
Median home value$256,100$282,600+10.3%

Economy & Housing

Household Income Distribution

Under $25K 15.5%
$25K-$50K 19.8%
$50K-$100K 34.2%
$100K+ 30.5%
Detailed income brackets
Under $10K
3.5%
$10K-$15K
4.4%
$15K-$20K
3.7%
$20K-$25K
3.9%
$25K-$30K
4.6%
$30K-$35K
3.0%
$35K-$40K
4.7%
$40K-$45K
3.8%
$45K-$50K
3.7%
$50K-$60K
8.6%
$60K-$75K
11.0%
$75K-$100K
14.6%
$100K-$125K
9.9%
$125K-$150K
6.1%
$150K-$200K
8.2%
$200K+
6.2%

Employment

5.0% Unemployment Rate State: 5.4%|National: 5.2%
59.1% Labor Force Participation

Housing Overview

Owner 67.9%
Renter 32.1%
Affordability Index Moderate
4.2x home value to income ratio
Median gross rent $997/mo 17.7% of median household income annually

People & Demographics

Diversity Index

53out of 100
Moderate Diversity

Moderate diversity with one or two groups making up the majority.

State average: 46 | National average: 61

Education

Cities & Places in Umatilla County

CityPopulationMedian IncomePovertyHome Value
Hermiston19,546$66,99810.1%$266,700
Pendleton16,950$66,56315.0%$287,100
Umatilla7,508$68,82617.4%$238,500
Milton-Freewater7,036$52,18312.6%$240,000
Stanfield1,902$60,0748.0%$207,600
Athena1,377$71,8989.0%$239,200
Pilot Rock1,283$89,09110.1%$199,700
Umapine1,215$55,9271.2%$459,000
Mission878$34,58336.7%$215,600
Green Meadows584$121,7502.7%$311,900
Echo494$112,6397.1%$173,100
Helix471$190,2708.3%$225,600
Weston443$45,00016.5%$135,900
Gopher Flats382$76,25012.8%$262,500
Tutuilla365$87,3614.2%$274,000
Riverside362$101,8751.7%$255,400
Adams292$57,2122.1%$225,000
Kirkpatrick258$241,25014.7%$389,300
Ukiah177N/A29.1%N/A
McKay74$120,79516.2%$531,300
Cayuse44N/A4.5%$185,900
Meacham32N/A0.0%N/A

Population Overview

Umatilla County is located in Oregon with a total population of 79,940. It is the 14th most populous county out of 36 in Oregon. The county encompasses 22 Census-designated places.

Age Demographics

The median age in Umatilla County is 36.9 years. This is 9% lower than the state median of 40.4 years.

Economy, Income & Housing

The median household income in Umatilla County is $67,728. This is 18% lower than the state median of $83,011. It is also 16% lower than the national median of $80,734. The poverty rate stands at 11.8%. This is 1% lower than the state poverty rate of 11.9%. The unemployment rate is 5.0%. This is 6% lower than the state rate of 5.4%. The median home value is $282,600. Housing costs are 41% lower than the state median of $477,600. The home-value-to-income ratio is 4.2x. 67.9% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 63.3%.

Race & Ethnicity

The largest racial or ethnic group in Umatilla County is White (non-Hispanic), making up 61.5% of the population. Hispanic or Latino residents account for 29.7%. The Black or African American population (0.7%) is well below the state average of 1.8%. The Hispanic or Latino population is significantly higher than the state average (29.7% vs 14.7%). The Asian population (0.7%) is well below the state average of 4.4%.

Education

18.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% lower than the state rate of 36.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 84.2%.

Data Sources & Methodology

All figures for Umatilla County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Oregon and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Umatilla County, Oregon?

Umatilla County has a population of 79,940, making it the 14th most populous county in Oregon.

What is the median income in Umatilla County?

The median household income in Umatilla County is $67,728 with a poverty rate of 11.8%.

How many cities are in Umatilla County, Oregon?

Umatilla County contains 22 Census-designated places.