Glenn County, California

Glenn County, California, has 28,141 residents (July 2025 estimate). Its county seat is Willows. It uses Pacific Time and covers 1,314 sq mi (3,403 km²) of land.

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Glenn County in California
OrlandWillowsArtoisElk Creek
Glenn County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
28,141
Land area
1,314 sq mi (3,403 km²)
County seat or government
Willows
Time zone
Pacific TimeUTC-08:00 in January; UTC-07:00 in July
Median household income
$67,139 ± $5,144
Median home value
$352,400 ± $16,119
Median rent, with utilities
$1,120 ± $85
Homes lived in by their owners
61.2% ± 3.9 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Chico, CA metro area, Red Bluff, CA micro area, Clearlake, CA micro area, and Ukiah, CA micro area
Water area
13 sq mi (33.8 km²)
State
California
County code (FIPS)
06021
Coordinates (central point)
39.602546, -122.401700

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 Glenn 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. 9596316,070 people
  2. 959888,808 people
  3. 959512,698 people
  4. 95943621 people
  5. 95970453 people
  6. 95913377 people
  7. 95939325 people
  8. 95920278 people

8 ZIP Code areas overlap Glenn 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 Glenn County, largest first

  1. Orland Joint Unified School District13,555 people
  2. Willows Unified School District9,456 people
  3. Hamilton Unified School District2,927 people
  4. Capay Joint Union Elementary School District1,287 people
  5. Orland Joint Unified School District (9-12)1,022 people
  6. Princeton Joint Unified School District906 people
  7. Hamilton Unified School District (9-12)786 people
  8. Lake Elementary School District639 people
  9. Stony Creek Joint Unified School District520 people
  10. Plaza Elementary School District383 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.

Tribal areas in Glenn County, largest first

  1. Grindstone Indian Rancheria51 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Orland, California (city)8,357 people
  2. Willows, California (city)6,190 people
  3. Hamilton City, California (CDP)2,267 people
  4. Artois, California (CDP)336 people
  5. Elk Creek, California (CDP)36 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Colusa County, California31 mi south
  2. Tehama County, California37 mi north
  3. Lake County, California39 mi southwest
  4. Butte County, California43 mi east
  5. Mendocino County, California57 mi west

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.