A thriving haven of art and culture, San Diego County celebrates life through its many attractions that are saturated in history and nostalgia. Immediately sought-after destinations by all who visit the county include Balboa Park, Sea World, and The San Diego Wild Animal Park. Not only does the county possess an array of attractions for families, but it also houses a large community of military personnel—the U.S. Navy, U.S. Marine Corps, and the U.S. Coast Guard—who train and live in the county. Additionally, the Carlsbad Flower Fields and Torrey Pines State Park and Beach draw many people to the county in appreciation of the area’s stunning colors and ocean views.
3,296,320 people live in San Diego County, where the median age is 36.3 and the average individual income is $42,696. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density
Average individual Income
There's plenty to do around San Diego County, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.
San Diego County has 1,139,900 households, with an average household size of 2.81. Data provided by the U.S. Census Bureau. Here’s what the people living in San Diego County do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 3,296,320 people call San Diego County home. The population density is 782.93 and the largest age group is between 25 and 64 years old. Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
With Children: 365,756 (32%)
Without Children: 774,144 (68%)
Blue vs White Collar Workers
Blue Collar: 8%
White Collar: 92%
