In 2019, Siskiyou County, CA had a population of 43.5k people with a median age of 47.8 and a median household income of $45,241. Between 2018 and 2019 the population of Siskiyou County, CA declined from 43,540 to 43,468, a −0.165% decrease and its median household income grew from $44,200 to $45,241, a 2.36% increase.
The 5 largest ethnic groups in Siskiyou County, CA are White (Non-Hispanic) (76.1%), White (Hispanic) (8.66%), Two+ (Non-Hispanic) (4.55%), American Indian & Alaska Native (Non-Hispanic) (3.2%), and Two+ (Hispanic) (1.91%). 0% of the households in Siskiyou County, CA speak a non-English language at home as their primary language.
97.9% of the residents in Siskiyou County, CA are U.S. citizens.
The largest universities in Siskiyou County, CA are College of the Siskiyous (396 degrees awarded in 2020).
In 2019, the median property value in Siskiyou County, CA was $198,900, and the homeownership rate was 65%. Most people in Siskiyou County, CA drove alone to work, and the average commute time was 16.6 minutes. The average car ownership in Siskiyou County, CA was 2 cars per household.
Siskiyou County, CA borders Del Norte County, CA, Humboldt County, CA, Modoc County, CA, Shasta County, CA, Trinity County, CA, Jackson County, OR, Josephine County, OR, and Klamath County, OR.