Siskiyou County, California
Siskiyou County, California, has 42,013 residents (July 2025 estimate). Its county seat is Yreka. It uses Pacific Time and covers 6,279 sq mi (16,262 km²) of land.
- Resident population, July 2025
- 42,013
- Land area
- 6,279 sq mi (16,262 km²)
- County seat or government
- Yreka
- Time zone
- Pacific TimeUTC-08:00 in January; UTC-07:00 in July
- Median household income
- $59,095 ± $3,737
- Median home value
- $309,500 ± $11,190
- Median rent, with utilities
- $1,091 ± $73
- Homes lived in by their owners
- 69.2% ± 2.4 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Medford, OR metro area, Klamath Falls, OR micro area, Redding, CA metro area, Grants Pass, OR metro area, Crescent City, CA micro area, and Eureka-Arcata, CA micro area
- Water area
- 69.2 sq mi (179 km²)
- State
- California
- County code (FIPS)
- 06093
- Coordinates (central point)
- 41.587986, -122.533287
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 Siskiyou 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
- 960979,964 people
- 960677,839 people
- 960946,656 people
- 960644,665 people
- 960322,408 people
- 961342,346 people
- 960271,908 people
- 960251,906 people
- 960231,178 people
- 960441,143 people
- 960571,025 people
- 95556949 people
All 23
23 ZIP Code areas overlap Siskiyou 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 Siskiyou County, largest first
- Yreka Union High School District18,502 people
- Siskiyou Union High School District15,247 people
- Yreka Union Elementary School District9,687 people
- Mount Shasta Union Elementary School District7,849 people
- Scott Valley Unified School District4,771 people
- Weed Union Elementary School District3,330 people
- Tulelake Basin Joint Unified School District2,346 people
- Big Springs Union Elementary School District2,328 people
- Montague Elementary School District2,038 people
- Dunsmuir Joint Union High School District2,028 people
- Butteville Union Elementary School District1,855 people
- Butte Valley Unified School District1,839 people
All 26
- Dunsmuir Elementary School District1,796 people
- McCloud Union Elementary School District1,025 people
- Grenada Elementary School District991 people
- Willow Creek Elementary School District898 people
- Hornbrook Elementary School District846 people
- Happy Camp Union Elementary School District706 people
- Klamath River Union Elementary School District457 people
- Little Shasta Elementary School District349 people
- Junction Elementary School District (Siskiyou County)335 people
- Bogus Elementary School District331 people
- Gazelle Union Elementary School District308 people
- Delphic Elementary School District269 people
- Seiad Elementary School District257 people
- Scott Valley Unified School District (9-12)110 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 Siskiyou County, largest first
- Karuk Reservation and Off-Reservation Trust Land550 people
- Quartz Valley Reservation and Off-Reservation Trust Land224 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.
- Yreka, California (city)7,820 people
- Mount Shasta, California (city)3,182 people
- Lake Shastina, California (CDP)3,001 people
- Weed, California (city)2,737 people
- Montague, California (city)1,479 people
- Dunsmuir, California (city)1,407 people
- Tulelake, California (city)925 people
- Dorris, California (city)869 people
- McCloud, California (CDP)829 people
- Etna, California (city)642 people
- Fort Jones, California (city)562 people
- Happy Camp, California (CDP)539 people
All 21
- Hornbrook, California (CDP)268 people
- Grenada, California (CDP)254 people
- Macdoel, California (CDP)184 people
- Gazelle, California (CDP)87 people
- Greenview, California (CDP)73 people
- Mount Hebron, California (CDP)73 people
- Tennant, California (CDP)71 people
- Carrick, California (CDP)10 people
- Edgewood, California (CDP)0 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Jackson County, Oregon57 mi north
- Shasta County, California63 mi southeast
- Trinity County, California72 mi southwest
- Del Norte County, California76 mi west
- Josephine County, Oregon77 mi northwest
- Klamath County, Oregon88 mi northeast
- Modoc County, California94 mi east
- Humboldt County, California95 mi southwest
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.
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.