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.

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Siskiyou County in California
YrekaMount ShastaLake ShastinaWeed
Siskiyou County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
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 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. 960979,964 people
  2. 960677,839 people
  3. 960946,656 people
  4. 960644,665 people
  5. 960322,408 people
  6. 961342,346 people
  7. 960271,908 people
  8. 960251,906 people
  9. 960231,178 people
  10. 960441,143 people
  11. 960571,025 people
  12. 95556949 people
All 23
  1. 96058661 people
  2. 96039583 people
  3. 96038504 people
  4. 96050413 people
  5. 96086348 people
  6. 96034332 people
  7. 96014307 people
  8. 95568223 people
  9. 96037168 people
  10. 9608571 people
  11. 9603166 people

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

  1. Yreka Union High School District18,502 people
  2. Siskiyou Union High School District15,247 people
  3. Yreka Union Elementary School District9,687 people
  4. Mount Shasta Union Elementary School District7,849 people
  5. Scott Valley Unified School District4,771 people
  6. Weed Union Elementary School District3,330 people
  7. Tulelake Basin Joint Unified School District2,346 people
  8. Big Springs Union Elementary School District2,328 people
  9. Montague Elementary School District2,038 people
  10. Dunsmuir Joint Union High School District2,028 people
  11. Butteville Union Elementary School District1,855 people
  12. Butte Valley Unified School District1,839 people
All 26
  1. Dunsmuir Elementary School District1,796 people
  2. McCloud Union Elementary School District1,025 people
  3. Grenada Elementary School District991 people
  4. Willow Creek Elementary School District898 people
  5. Hornbrook Elementary School District846 people
  6. Happy Camp Union Elementary School District706 people
  7. Klamath River Union Elementary School District457 people
  8. Little Shasta Elementary School District349 people
  9. Junction Elementary School District (Siskiyou County)335 people
  10. Bogus Elementary School District331 people
  11. Gazelle Union Elementary School District308 people
  12. Delphic Elementary School District269 people
  13. Seiad Elementary School District257 people
  14. 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

  1. Karuk Reservation and Off-Reservation Trust Land550 people
  2. 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.

  1. Yreka, California (city)7,820 people
  2. Mount Shasta, California (city)3,182 people
  3. Lake Shastina, California (CDP)3,001 people
  4. Weed, California (city)2,737 people
  5. Montague, California (city)1,479 people
  6. Dunsmuir, California (city)1,407 people
  7. Tulelake, California (city)925 people
  8. Dorris, California (city)869 people
  9. McCloud, California (CDP)829 people
  10. Etna, California (city)642 people
  11. Fort Jones, California (city)562 people
  12. Happy Camp, California (CDP)539 people
All 21
  1. Hornbrook, California (CDP)268 people
  2. Grenada, California (CDP)254 people
  3. Macdoel, California (CDP)184 people
  4. Gazelle, California (CDP)87 people
  5. Greenview, California (CDP)73 people
  6. Mount Hebron, California (CDP)73 people
  7. Tennant, California (CDP)71 people
  8. Carrick, California (CDP)10 people
  9. Edgewood, California (CDP)0 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Jackson County, Oregon57 mi north
  2. Shasta County, California63 mi southeast
  3. Trinity County, California72 mi southwest
  4. Del Norte County, California76 mi west
  5. Josephine County, Oregon77 mi northwest
  6. Klamath County, Oregon88 mi northeast
  7. Modoc County, California94 mi east
  8. 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.

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.