Solano County, California
Located in California, Solano County has a population of 451,918 residents and a median age of 39.2 years, making it the #162 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 10.0%. The median home value is $617,700, and the median household income is $100,401, which is 34% above the national median.
Demographics
Solano County has a population of 451,918, making it the #162 most populous county in the US. The median age is 39.2 years, which is 0.8% 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 Solano County is $100,401, ranking #167 out of 3,222 counties — 33.6% above the national median. The poverty rate is 10.0% and unemployment stands at 6.3%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Solano County is $617,700 (+119.1% vs national). Renters pay a median of $2,163/mo and the homeownership rate is 63.0%.
Median Home Value Trend
Rankings →Household Type
Education
In Solano County, 28.8% of adults age 25+ hold a bachelor's degree or higher, which is 14.7% below the national average, ranking #851 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Solano County is 78.8 years. 17.7% of adults report poor or fair health and 5.6% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
13.2% of adults in Solano County smoke , 32.8% are obese , and 19.4% report excessive drinking. The drug overdose death rate is 24.8 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Solano County is 7.9 per 100,000 and the suicide rate is 13.2 per 100,000. Motor vehicle deaths occur at a rate of 11.6 per 100,000.
Homicide Rate Trend
Families & Children
11.8% of children in Solano County live in poverty and the infant mortality rate is 4.8 per 1,000 live births. The teen birth rate is 11.8 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Solano County is 65.8%. The mean commute time is 34.0 min, which is 23.2% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Solano County voted Democratic with a margin of 23.0%. The vote was 60.1% Dem / 37.1% Rep. Compared to 2020, the margin shifted 7.3 toward Republicans .
Vote Share Over Time
About Solano County, California
Solano County, California has a total population of 451,918, making it the 162nd most populous county in the United States. The median age in Solano County is 39.2 years, which is 0.8% above the national median of 38.9 years.
The median household income in Solano County is $100,401, which ranks #167 of 3,222 counties nationwide. This is 33.6% above the national median of $75,149. The poverty rate is 10.0%, lower than the national rate of 12.6%. The unemployment rate stands at 6.3%.
The median home value in Solano County is $617,700, 119.1% above the national median. Renters in Solano County pay a median gross rent of $2,163 per month. The homeownership rate is 63.0%, compared to the national rate of 64.4%.
In Solano County, 28.8% of residents aged 25 and older hold a bachelor's degree or higher, 14.7% below the national average of 33.7%. Health insurance coverage stands at 95.2% of the population. The average commute time for workers is 34.0 min.
Solano County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 33.2% of the population, followed by Hispanic or Latino (29.6%) and Asian (non-Hispanic) (15.9%).
All data for Solano 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.