Siskiyou County, CA demographics:
population, income, and more

Total population
43,466
-0.8% year-over-year change
Median household income
$59,095/yr
6.5% year-over-year change
Housing units
23,088
0.1% year-over-year change

Siskiyou County population

How many people live in Siskiyou County

Siskiyou County is home to 43,466 residents, according to the most recent Census data. Gender-wise, 50% of Siskiyou County locals are male, and 50% are female.

Total population
43,466
-0.8% year-over-year change
Gender ratio
Male
50%
21,735
Female
50%
21,731
Value Percent YoY change
Male 21,735 50% -0.8%
Female 21,731 50% -0.9%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Siskiyou County is 47, with the population distributed as follows: about 16.3% are children under 15, then 9.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 21.4% of the population, while another 24.8% fall into the 45 to 64 bracket. Finally, around 27.8% are 65 or older.

Median age
47.2
Age breakdown
Under 15
16.3%
15 to 24
9.7%
25 to 44
21.4%
45 to 64
24.8%
Over 65
27.8%
Value Percent YoY change
Under 15 7,089 16.3% -2.7%
15 to 24 4,222 9.7% -3.2%
25 to 44 9,279 21.4% 1.9%
45 to 64 10,775 24.8% -3.6%
Over 65 12,101 27.8% 1.7%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Siskiyou County, 93.4% of the population are US-born citizens, while 4.4% have gained naturalized citizenship. At the same time, 2.2% of residents are non-citizens. As for race, 77.5% of locals are Caucasian, 1.4% are African American and 1.8% have Asian roots. Another 3.3% are Indigenous American, 0.4% are Pacific Islanders, while 3% identify as another race. There’s also a share of 12.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
93.4%
Non-U.S.-born citizens
4.4%
Non-citizens
2.2%
Value Percent YoY change
U.S.-born citizens 40,607 93.4% -0.6%
Non-U.S.-born citizens 1,909 4.4% -4.4%
Non-citizens 950 2.2% -3.8%
Racial breakdown
White
77.5%
Black or African American
1.4%
American Indian and Alaska Native
3.3%
Asian
1.8%
Native Hawaiian and other Pacific Islander
0.4%
Two or more races
12.7%
Other
3%
Value Percent
White 33,672 77.5%
Black or African American 592 1.4%
American Indian and Alaska Native 1,417 3.3%
Asian 800 1.8%
Native Hawaiian and other Pacific Islander 182 0.4%
Two or more races 5,511 12.7%
Other 1,292 3%

Households in Siskiyou County

A peek inside Siskiyou County households

Siskiyou County has 19,079 households, with an average of 2 members in each. Of these, 61% are families, while the remaining 39% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
19,079
0.9% year-over-year change
Average people per household
2
Non-family households
7,449
Family households
11,630
Value Percent YoY change
Non-family households 7,449 39% -3.4%
Family households 11,630 61% 3.9%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Siskiyou County

The housing landscape of Siskiyou County

Siskiyou County's housing consists of 23,088 units, with 74.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.7% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 10.4% of the housing landscape.

Housing units
23,088
0.1% year-over-year change
Housing types
Value Percent
1 unit, detached 17,142 74.2%
1 unit, attached 394 1.7%
2 units 706 3.1%
3 or 4 units 973 4.2%
5 to 9 units 586 2.5%
10 to 19 units 317 1.4%
20 to 49 units 306 1.3%
50 or more units 170 0.7%
Mobile home 2,411 10.4%
Boat, RV, van, etc. 83 0.4%
Homes built since 2020
235
51.6% year-over-year change

The age of buildings in Siskiyou County

In Siskiyou County, the median construction year is 1976. About 15.4% of homes were built before the 1940s, with another 6% going up by 1949. Most development happened in the second half of the 20th century. Then, 9.9% of homes were added from 2000 to 2009, 5.2% between 2010 and 2019, and 1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 3,549 15.4% -0.9%
Built between 1940 and 1949 1,387 6% -7.0%
Built between 1950 and 1959 1,792 7.8% 6.9%
Built between 1960 and 1969 2,192 9.5% 2.8%
Built between 1970 and 1979 4,399 19% -3.5%
Built between 1980 and 1989 3,754 16.3% -0.0%
Built between 1990 and 1999 2,307 10% -9.8%
Built between 2000 and 2009 2,276 9.9% 1.0%
Built between 2010 and 2019 1,197 5.2% 32.7%
Built in 2020 or later 235 1% 51.6%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Siskiyou County occupancy rates

Out of the 19,079 occupied housing units in Siskiyou County, 69.2% are owner-occupied, while 30.8% are lived in by tenants. Meanwhile, 17.4% of all homes on the local market sit vacant.

Occupied housing units
19,079
0.9% year-over-year change
Occupancy breakdown
Renter occupied
5,876
Owner occupied
13,203
Value Percent YoY
change
Renter occupied 5,876 30.8% 2.6%
Owner occupied 13,203 69.2% 0.2%
Unoccupied housing units
17.4%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Siskiyou County housing costs

Housing costs in Siskiyou County come to a median of $1,025 per month, while tenants specifically pay a median gross rent of $1,091.

Median housing costs per month
$1,025/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Siskiyou County
$1,091/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Siskiyou County

Siskiyou County education at a glance

About 34.3% of the population in Siskiyou County went to high school, while 29.2% pursued college studies. Another 11.9% earned an associate degree and 14.5% hold a bachelor’s. Meanwhile, 7.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 947 2.7% -13.4%
High school diploma 11,920 34.3% 3.2%
College diploma 10,141 29.2% -3.0%
Associate degree 4,136 11.9% -6.3%
Bachelor's degree 5,041 14.5% -1.9%
Graduate degree 2,591 7.4% 9.8%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Siskiyou County

How much people earn in Siskiyou County

The average annual household income in Siskiyou County was $82,222 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +7.2% change from the previous year. At the same time, the median income stood at $59,095, reflecting a +6.5% shift over the same period.

Average household income in Siskiyou County
$82,222/year
7.2% year-over-year change
Median household income in Siskiyou County
$59,095/year
6.5% year-over-year change

Siskiyou County income by age

In Siskiyou County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $70,517. Those with someone between 45 and 64 in charge, often well established professionally, earn $66,111 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $31,548, while those led by someone over 65, many of whom may be retired, have about $52,270 in earnings. Overall, 83.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $31,548 4.5%
25 - 44 $70,517 7.8%
45 - 64 $66,111 6.1%
Over 65 $52,270 7.4%
Above poverty level
35,672
Below poverty level
6,922
Value Percent YoY
change
Above poverty level 35,672 83.8% -0.8%
Below poverty level 6,922 16.2% -2.6%

Employment in Siskiyou County

Workforce and job types in Siskiyou County

The job market in Siskiyou County is powered by 16,807 working residents, spread across a range of industries and roles. 74.5% of the working population are employed in professional or administrative positions, while 25.5% are in hands-on or service-based jobs. Also, 15.3% run their own businesses, 48.7% are employed by private companies, and 24.7% work in the public sector.

Workforce demographics

Working population
16,807
0.4% year-over-year change
White collar
12,528
Blue collar
4,279
Value Percent YoY change
White collar 12,528 74.5% -2.2%
Blue collar 4,279 25.5% 8.7%
Employer type
Self employees
15.3%
Private companies
48.7%
Governmental workers
24.7%
Not for profit companies
11.4%
Value Percent YoY change
Self employees 2,566 15.3% 3.6%
Private companies 8,182 48.7% -1.2%
Governmental workers 4,144 24.7% -2.1%
Not for profit companies 1,915 11.4% 9.0%
Unemployment rate
7.9%
3.5% year-over-year change

Available workforce

The unemployment rate in Siskiyou County stands at 7.9%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Siskiyou County

How people get around in Siskiyou County

In Siskiyou County, the average commute time is 21 minutes. Commuting methods vary: 83% of residents travel by personal vehicle and 3.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
21 min
4.4% year-over-year change
Means of transportation
Value Percent YoY change
Car 13,439 83% -0.9%
Bus or trolleybus 88 0.5% -27.9%
Motorcycle 7 0% -22.2%
Bicycle 27 0.2% -55.7%
Walk 585 3.6% 8.5%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Siskiyou County by zipcode?

Zipcode Population Number of households Median income Average income
95568 223 25 $0 $123,224
96014 307 118 $0 $90,534
96023 1,178 498 $47,237 $57,115
96025 1,906 949 $46,036 $88,423
96027 1,908 813 $64,308 $75,227
96031 66 40 $0 $44,118
96032 2,408 1,036 $72,951 $96,511
96034 332 148 $73,750 $88,655
96037 168 81 $117,379 $133,633
96038 504 230 $59,435 $70,811

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FAQs about Siskiyou County demographics 

What is the total population of Siskiyou County?

Siskiyou County has a total population of 43,466 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.8% compared to a year ago.

What is the gender ratio in Siskiyou County?

The gender ratio in Siskiyou County is as follows:
  • 50% males (21,735 residents)
  • 50% females (21,731 residents)

What is the median age in Siskiyou County?

The median age in Siskiyou County is 47.2.

What is the age distribution of the population in Siskiyou County?

The age distribution in Siskiyou County is as follows:
  • Under 15: 16.3% (7,089 residents)
  • Ages 15-24: 9.7% (4,222 residents)
  • Ages 25-44: 21.4% (9,279 residents)
  • Ages 45-64: 24.8% (10,775 residents)
  • Over 65: 27.8% (12,101 residents)

What is the racial and ethnic makeup of Siskiyou County?

The racial and ethnic makeup of Siskiyou County is as follows:
  • White: 77.5% (33,672 residents)
  • Black or African American: 1.4% (592 residents)
  • American Indian and Alaska Native: 3.3% (1,417 residents)
  • Asian: 1.8% (800 residents)
  • Native Hawaiian and Other Pacific Islander: 0.4% (182 residents)
  • Two or More Races: 12.7% (5,511 residents)
  • Other: 3% (1,292 residents)

What percentage of the population in Siskiyou County are U.S.-born citizens?

U.S.-born citizens represent 93.4% of the population in Siskiyou County.

How many housing units are there in Siskiyou County?

There are 23,088 housing units in Siskiyou County, reflecting a +0.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Siskiyou County and what is the average household size?

Siskiyou County has a total of 19,079 households, with an average of 2 people in each.

What is the median household income in Siskiyou County?

Siskiyou County has a median household income of $59,095, representing a +6.5% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Siskiyou County?

The employment rate is 92.1% in Siskiyou County, with a workforce of 16,807 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 74.5% (12,528 residents)
  • Blue-collar workers: 25.5% (4,279 residents)

Places of employment:
  • Self-employed: 15.3% (2,566 residents)
  • Private companies: 48.7% (8,182 residents)
  • Governmental workers: 24.7% (4,144 residents)
  • Not-for-profit companies: 11.4% (1,915 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025