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Lassen County, California Demographics 2026

Lassen County, California has a population of 30,356, the 47th most populous county in California. The median household income is $67,403 and the median home value is $265,300. The poverty rate is 14.0%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Lassen County Quick Facts

Population 30,356
Median Household Income $67,403
Median Home Value $265,300
Poverty Rate 14.0%
Unemployment Rate 8.3%
Median Age 38.3 years
Homeownership Rate 68.2%
Affordability Ratio 3.9x
Bachelor's Degree+ 13.1%
High School Graduation 77.0%
Cities/Places 14
Population 30,356 47th of 58
Median Income $67,403 32% lower than state
Poverty Rate 14.0%
Unemployment 8.3%

How Lassen County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population31,17730,356-2.6%
Median household income$64,395$67,403+4.7%
Median home value$259,500$265,300+2.2%

Economy & Housing

Household Income Distribution

Under $25K 17.6%
$25K-$50K 19.5%
$50K-$100K 31.7%
$100K+ 31.2%
Detailed income brackets
Under $10K
6.1%
$10K-$15K
3.8%
$15K-$20K
4.3%
$20K-$25K
3.4%
$25K-$30K
4.3%
$30K-$35K
3.5%
$35K-$40K
5.0%
$40K-$45K
4.3%
$45K-$50K
2.3%
$50K-$60K
7.7%
$60K-$75K
10.0%
$75K-$100K
14.0%
$100K-$125K
12.5%
$125K-$150K
5.9%
$150K-$200K
7.4%
$200K+
5.3%

Employment

8.3% Unemployment Rate State: 6.6%|National: 5.2%
41.3% Labor Force Participation

Housing Overview

Owner 68.2%
Renter 31.8%
Affordability Index Affordable
3.9x home value to income ratio
Median gross rent $1,000/mo 17.8% of median household income annually

People & Demographics

Diversity Index

57out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 70 | National average: 61

Education

Cities & Places in Lassen County

CityPopulationMedian IncomePovertyHome Value
Susanville14,177$61,64117.6%$235,500
Janesville2,399$78,4667.5%$326,900
Westwood1,063$59,37521.7%$147,000
Johnstonville1,039$100,13215.9%$329,300
Doyle779$44,88125.3%$232,400
Patton Village473$100,97223.3%$73,900
Spaulding369$24,62040.1%N/A
Bieber266N/A7.1%$142,600
Herlong211$56,87519.9%N/A
Clear Creek172$51,2782.3%$230,800
Stones Landing85N/A0.0%$205,000
Litchfield65N/A27.7%N/A
Little Valley60$39,30621.7%N/A
Nubieber7N/A100.0%N/A

Population Overview

Lassen County is located in California with a total population of 30,356. It is the 47th most populous county out of 58 in California. The county encompasses 14 Census-designated places.

Age Demographics

The median age in Lassen County is 38.3 years. This is 1% higher than the state median of 37.9 years.

Economy, Income & Housing

The median household income in Lassen County is $67,403. This is 32% lower than the state median of $99,122. It is also 17% lower than the national median of $80,734. The poverty rate stands at 14.0%. This is 16% higher than the state poverty rate of 12.0%. The unemployment rate is 8.3%. This is 26% higher than the state rate of 6.6%. The median home value is $265,300. Housing costs are 64% lower than the state median of $734,700. The home-value-to-income ratio is 3.9x. 68.2% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in Lassen County is White (non-Hispanic), making up 61.3% of the population. Hispanic or Latino residents account for 22.6%. The White (non-Hispanic) population is significantly higher than the state average (61.3% vs 33.8%). The Asian population (2.0%) is well below the state average of 15.3%.

Education

13.1% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 65% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 77.0%.

Data Sources & Methodology

All figures for Lassen County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against California and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Lassen County, California?

Lassen County has a population of 30,356, making it the 47th most populous county in California.

What is the median income in Lassen County?

The median household income in Lassen County is $67,403 with a poverty rate of 14.0%.

How many cities are in Lassen County, California?

Lassen County contains 14 Census-designated places.