Skip to main content

Umatilla County, Oregon

Umatilla County profile, demographic data, and geographic information.

Umatilla County is a county located in Oregon, United States of America. As of official census estimates, it has a reported population of 81,119. The land area covers 3,215.45 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Umatilla County
Official Title: Planning Department
Address: 216 SE 4TH ST, RM 104, PENDLETON OR 97801-2699

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 81,119 — 2025 / Census
Median Age 36.9 yrs ±0.5 2020-2024 / Census ACS 5-Year 2024
Total Households 28,707 ±451 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 32,199 ±73
Occupied Housing Units 28,707 ±451
Vacant Housing Units 3,492 ±442
Median Home Value $282,600 ±$11,329
Median Gross Rent $997 ±$40
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $67,728 ±$3,279
Per Capita Income $32,100 ±$1,340
Poverty Rate 11.8% ±1.6%
Population Below Poverty Level 8,978 ±1,191
Unemployment Rate 5% ±1.1%
Civilian Labor Force, Employed 35,180 ±913
Broadband Internet Rate 87.1% ±1.6%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at PENDLETON, OR US, located 9.0 miles from Umatilla County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 41.7° 28.0° 34.9° 1.52" 3.8"
February 46.4° 29.6° 38.0° 1.19" 4.5"
March 55.0° 33.7° 44.4° 1.33" 0.7"
April 61.8° 38.3° 50.1° 1.21" 0.0"
May 70.9° 45.0° 57.9° 1.45" 0.0"
June 78.4° 50.7° 64.6° 1.05" 0.0"
July 89.2° 56.7° 73.0° 0.26" 0.0"
August 87.6° 56.0° 71.8° 0.31" 0.0"
September 78.0° 49.0° 63.5° 0.53" 0.0"
October 63.5° 39.4° 51.5° 1.09" 0.1"
November 49.1° 32.3° 40.7° 1.39" 1.2"
December 40.8° 27.5° 34.2° 1.50" 5.4"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 41059. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.