Napa County, California Demographics 2026

Population Overview

Napa County is located in California with a total population of 136,070. It is the 34th most populous county out of 58 in California.

Age Demographics

The median age in Napa County is 42.8 years. This is 14% higher than the state median of 37.6 years.

Economy, Income & Housing

The median household income in Napa County is $108,970. This is 13% higher than the state median of $96,334. Compared to the national median of $78,538, household income here is 39% higher. The poverty rate stands at 8.4%. This is 30% lower than the state poverty rate of 12.0%. The unemployment rate is 5.1%. This is 21% lower than the state rate of 6.4%. The median home value is $838,800. Housing costs are 21% higher than the state median of $695,400. The home-value-to-income ratio of 7.7x suggests that housing affordability is a significant concern for many residents. 64.4% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 55.8%.

Race & Ethnicity

The largest racial or ethnic group in Napa County is White (non-Hispanic), making up 49.4% of the population. Hispanic or Latino residents account for 35.9%. The Black or African American population (1.8%) is well below the state average of 5.3%.

Education

38.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% higher than the state rate of 36.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 84.7%.