Grant County, Oregon

Grant County, Oregon, has 7,075 residents (July 2025 estimate). Its county seat is Canyon City. It uses Pacific Time and covers 4,528 sq mi (11,727 km²) of land.

PortlandEugeneSalem
Grant County in Oregon
Baker CountyWheeler CountyJohn DayCanyon CityDayville
Grant County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
7,075
Land area
4,528 sq mi (11,727 km²)
County seat or government
Canyon City
Time zone
Pacific TimeUTC-08:00 in January; UTC-07:00 in July
Median household income
$59,450 ± $4,846
Median home value
$229,700 ± $21,475
Median rent, with utilities
$789 ± $68
Homes lived in by their owners
76.7% ± 3.7 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Baker City, OR micro area, La Grande, OR micro area, Hermiston-Pendleton, OR micro area, Ontario, OR-ID micro area, and Bend, OR metro area
Water area
0.73 sq mi (1.89 km²)
State
Oregon
County code (FIPS)
41023
Coordinates (central point)
44.496326, -119.014057

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 Grant County

Time zoneLocal time and UTC offsetNext clock change
Pacific TimeAmerica/Los_AngelesUTC-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

  1. 978452,265 people
  2. 978201,568 people
  3. 97865921 people
  4. 97869838 people
  5. 97856485 people
  6. 97825347 people
  7. 97864316 people
  8. 97877314 people
  9. 97880248 people
  10. 97848217 people
  11. 97873109 people
  12. 9781713 people

12 ZIP Code areas overlap Grant 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 Grant County, largest first

  1. John Day School District 34,690 people
  2. Prairie City School District 4981 people
  3. Dayville School District 16J542 people
  4. Monument School District 8513 people
  5. Long Creek School District 17483 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.

  1. John Day, Oregon (city)1,609 people
  2. Canyon City, Oregon (town)900 people
  3. Prairie City, Oregon (city)615 people
  4. Mount Vernon, Oregon (city)364 people
  5. Dayville, Oregon (town)206 people
  6. Long Creek, Oregon (city)200 people
  7. Monument, Oregon (city)185 people
  8. Seneca, Oregon (city)109 people
  9. Granite, Oregon (city)93 people
  10. Greenhorn, Oregon (city)0 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Wheeler County, Oregon53 mi west
  2. Baker County, Oregon67 mi east
  3. Morrow County, Oregon70 mi northwest
  4. Crook County, Oregon71 mi west
  5. Union County, Oregon75 mi northeast
  6. Umatilla County, Oregon77 mi north
  7. Harney County, Oregon99 mi south
  8. Malheur County, Oregon114 mi southeast

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.