Arlington is a city in Gilliam County, Oregon, home to about 690 people across 2.5 square miles. Its ZIP code is 97812.
Mostly Arlington
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| Nearest major airport | Portland International Airport (PDX)116 miles away |
|---|---|
| Closer regional airport | Yakima Air Terminal McAllister Field (YKM)64 miles away |
| Nearest city of 250,000+ | Portland, OR119 miles away |
| Nearest city of 1 million+ | Los Angeles, CA810 miles away |
Straight-line distances from the center of Arlington; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Arlington had 628 residents in the 2020 census, up 20% since 2000.
It’s the 258th largest of 420 towns in Oregon by population.
Gilliam County grew from 3,201 residents in 1900 to 1,995 in 2020.
Gilliam County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 90°F in summer, and winter lows average 30°F. About 9.4 inches of rain and melted snow fall in a typical year, with about 5 inches of snow.
Source: NOAA 1991–2020 climate normals, Arlington, OR weather station (4 miles away).
603 jobs at 68 businesses in Gilliam County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Arlington.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 2 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Libraries
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Arlington SD 3. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Arlington Community Charter SchoolArlington | K–12 | 130 | Charter | 3.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.