Plumas County, California
Located in California, Plumas County has a population of 19,423 residents and a median age of 52.0 years, making it the #1,914 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 10.6%. The median home value is $360,200, and the median household income is $66,031, which is 12% below the national median.
Demographics
Plumas County has a population of 19,423, making it the #1,914 most populous county in the US. The median age is 52.0 years, which is 33.7% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Plumas County is $66,031, ranking #1,536 out of 3,222 counties — 12.1% below the national median. The poverty rate is 10.6% and unemployment stands at 9.1%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Plumas County is $360,200 (+27.8% vs national). Renters pay a median of $1,194/mo and the homeownership rate is 74.6%.
Median Home Value Trend
Rankings →Household Type
Education
In Plumas County, 22.5% of adults age 25+ hold a bachelor's degree or higher, which is 33.1% below the national average, ranking #1,571 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Plumas County is 78.2 years. 15.4% of adults report poor or fair health and 6.2% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
13.3% of adults in Plumas County smoke , 29.1% are obese , and 23.7% report excessive drinking. The drug overdose death rate is 29.2 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 22.4 per 100,000. Motor vehicle deaths occur at a rate of 22.5 per 100,000.
Suicide Rate Trend
Families & Children
18.2% of children in Plumas County live in poverty . The teen birth rate is 11.7 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Plumas County is 72.9%. The mean commute time is 22.7 min, which is 17.9% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Plumas County voted Republican with a margin of 17.0%. The vote was 39.9% Dem / 56.9% Rep. Compared to 2020, the margin shifted 0.2 toward Republicans .
Vote Share Over Time
About Plumas County, California
Plumas County, California has a total population of 19,423, making it the 1,914th most populous county in the United States. The median age in Plumas County is 52.0 years, which is 33.7% above the national median of 38.9 years.
The median household income in Plumas County is $66,031, which ranks #1,536 of 3,222 counties nationwide. This is 12.1% below the national median of $75,149. The poverty rate is 10.6%, lower than the national rate of 12.6%. The unemployment rate stands at 9.1%.
The median home value in Plumas County is $360,200, 27.8% above the national median. Renters in Plumas County pay a median gross rent of $1,194 per month. The homeownership rate is 74.6%, compared to the national rate of 64.4%.
In Plumas County, 22.5% of residents aged 25 and older hold a bachelor's degree or higher, 33.1% below the national average of 33.7%. Health insurance coverage stands at 94.2% of the population. The average commute time for workers is 22.7 min.
Plumas County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 80.8% of the population, followed by Hispanic or Latino (10.3%) and Two or More Races (5.3%).
All data for Plumas County, California comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.