San Joaquin County, California Demographics 2026

Population Overview

San Joaquin County is located in California with a total population of 787,416. It is the 14th most populous county out of 58 in California.

Age Demographics

The median age in San Joaquin County is 35.2 years. This is 6% lower than the state median of 37.6 years.

Economy, Income & Housing

The median household income in San Joaquin County is $88,531. This is 8% lower than the state median of $96,334. Compared to the national median of $78,538, household income here is 13% higher. The poverty rate stands at 12.6%. This is 5% higher than the state poverty rate of 12.0%. The unemployment rate is 7.4%. This is 15% higher than the state rate of 6.4%. The median home value is $494,500. Housing costs are 29% lower than the state median of $695,400. The home-value-to-income ratio is 5.6x. 61.5% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 55.8%.

Race & Ethnicity

San Joaquin County is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. White (non-Hispanic) residents account for 27.9%.

Education

21.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 41% lower 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 80.4%.