San Joaquin County’s population has increased recently and continues to swell. Racial and ethnic diversity will increase. Hispanic and Latino populations have been the largest racial or ethinic group since 2010, and will grow more in the future. By age, young (0–19) and old (60+) age groups will dominate San Joaquin County.
Demographics by Race
San Joaquin County's ethnic breakdown reveals that “Hispanic or Latino” (41.8%) represents the largest racial or ethnic group. The "White Alone" population is also large (27.7%).
Languages Spoken at Home
A wide variety of languages are spoken at home in San Joaquin County. After English, Spanish and Tagalog are the most common languages spoken at home.
| Language Spoken at Home 5
Years and Over
|Est. Number of Speakers|
|Speak English Only||416,233|
|German or other West Germanic||1,072|
|Russian, Polish, or other Slavic||935|
|French, Haitian, or Cajun||822|
|Asian and Pacific Island Languages|
|Chinese (incl. Mandarin, Cantonese)||7,906|
|Other Asian and Pacific Island||24,525|
|Other and Unspecified||1,716|
|Age||Total Estimate||Percent of Population|
|65 and over||95,949||12.8%|
What is Forecasting? Forecasting uses current and historical trends interpreted into graphs and percentages. We then use these projections to model what our county may look like in 20 to 40 years.
Forecast by Race and Ethnicity
This UOP Center for Business and Policy Research (CBPR) projection shows our region's racial and ethnic make-up using historical data through 2018. It shows our growing populations will be primarily Hispanic, while our White populations will decrease in size.
Forecast by Age
This CBPR forecast shows the 65+ age group more than doubling in size from 2020 to 2060. The forecasts also show that the 15-24 age group reducing in size between 2030 and 2040.