Land for Sale in Siskiyou County, CA
Siskiyou County covers 6,347 square miles of northern California along the Oregon border, with 44,076 residents (2020 census) and Mount Shasta at its center. Land here runs from Scott Valley cattle ranches to forested lots near Mount Shasta and Weed, and from Klamath basin farmland to small-town parcels in Yreka. Groundwater law, wildfire and the county's cannabis ban shape what a parcel is worth, and this guide covers each.
Siskiyou County at a glance
- County seat: Yreka. Cities include Mount Shasta, Weed, Dunsmuir and Tulelake; Happy Camp is a census-designated place.
- 2020 population 44,076; about 6,347 square miles.
- Highways: Interstate 5, US 97, and State Routes 3 and 96.
- Mount Shasta is the highest point, near the center of the county; Klamath National Forest and Lava Beds National Monument are among the protected areas.
- Scott Valley in the west is a pastoral ranching area; the Klamath basins (Butte Valley, Lower Klamath, Tule Lake) are in the northeast.
The Siskiyou County land market
Siskiyou land splits into a few markets. Around Mount Shasta, Weed and Dunsmuir along I-5, buyers look at forested and view parcels and small-town lots. Yreka and the Shasta and Scott valleys hold ranch, pasture and rural residential parcels. The northeast basins around Tulelake and Butte Valley are irrigated farmland and large open tracts. Because the county is large and thinly populated, prices fall with distance from I-5 and paved roads.
Groundwater and SGMA
California's Sustainable Groundwater Management Act applies to four Siskiyou basins: Shasta, Scott, Butte Valley and Tulelake. The Siskiyou County Flood Control and Water Conservation District is the groundwater sustainability agency for three of them, and the Scott Valley and Shasta Valley plans have been approved while Butte Valley and Tulelake were still awaiting a determination on the county's page. Check the current status on the state's SGMA portal. Beyond the groundwater plans, surface water and the state's emergency flow rules for fisheries are contested in the Scott and Shasta valleys, so ask about both the parcel's well and any surface water right before you pay for water.
Zoning, parcels and cannabis
In the unincorporated county, Siskiyou County planning sets zoning and parcel sizes; splitting land usually requires a rezoning or a parcel map, and rural residential districts have minimum parcel sizes such as 2.5 acres. Commercial cannabis activity is prohibited in all zones of the unincorporated county under the county code, so do not buy land expecting a legal commercial grow; confirm against the current code.
Wildfire and access
Forested and wildland-urban-interface parcels carry wildfire risk, which affects insurance availability and cost. Ask for a quote before closing, and check whether the parcel has defensible space and a road a fire engine can use. Winter snow can close higher-elevation roads, so confirm year-round access.
Before you buy land in Siskiyou County
- Water: well depth and yield, and any surface or groundwater plan rules for the basin.
- Zoning district, minimum parcel size and whether a split is possible.
- Legal and year-round physical access.
- Wildfire exposure and homeowner insurance availability.
- Septic suitability and distance to power.
Frequently asked questions
Is cannabis allowed on Siskiyou County land?
Commercial cannabis activity is prohibited in all zones of the unincorporated county under the county code, so confirm the current rules before buying land for a grow.
Does Siskiyou County have groundwater rules?
Yes. The Sustainable Groundwater Management Act covers the Shasta, Scott, Butte Valley and Tulelake basins, and the county Flood Control and Water Conservation District acts as the groundwater sustainability agency.
What is the largest town in Siskiyou County?
Yreka is the county seat; Mount Shasta, Weed and Dunsmuir are other cities along Interstate 5.