San Diego County, CA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
3,282,782
Male
1,660,156
50.6%
Female
1,622,626
49.4%
Median Age
37.1 yrs
Avg Household Size
2.7
Foreign Born
22.5%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher29.1%
High School or Higher41.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.8%
Disability
0.0%
Non-English Home
7.6%
Married
41.0%
San Diego County, CA has a population of 3,282,782 according to 2023 Census Bureau estimates. The median age is 37.1 years. The largest racial or ethnic group is White at 53.0% of the population. 29.1% of residents hold a bachelor's degree or higher. 22.5% of residents are foreign-born.