Gilliam County, Oregon
Gilliam County, Oregon, has 1,971 residents (July 2025 estimate). Its county seat is Condon. It uses Pacific Time and covers 1,205 sq mi (3,120 km²) of land.
- Resident population, July 2025
- 1,971
- Land area
- 1,205 sq mi (3,120 km²)
- County seat or government
- Condon
- Time zone
- Pacific TimeUTC-08:00 in January; UTC-07:00 in July
- Median household income
- $66,917 ± $11,858
- Median home value
- $189,300 ± $54,196
- Median rent, with utilities
- $1,125 ± $173
- Homes lived in by their owners
- 74.1% ± 5.7 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: The Dalles, OR micro area and Hermiston-Pendleton, OR micro area
- Water area
- 18.1 sq mi (46.9 km²)
- State
- Oregon
- County code (FIPS)
- 41021
- Coordinates (central point)
- 45.382955, -120.276246
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Gilliam County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Pacific TimeAmerica/Los_Angeles | UTC-08:00 in January; UTC-07:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
4 ZIP Code areas overlap Gilliam County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Gilliam County, largest first
- Condon School District 25J1,071 people
- Arlington School District 3900 people
- Ione School District 2784 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Arlington, Oregon (city)690 people
- Condon, Oregon (city)623 people
- Lonerock, Oregon (city)36 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Sherman County, Oregon20 mi west
- Morrow County, Oregon33 mi east
- Klickitat County, Washington42 mi northwest
- Wasco County, Oregon46 mi west
- Wheeler County, Oregon46 mi south
Before using this answer on a form
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