San Diego County , California

San Diego County: San Diego County, founded in 1850, is one of 58 counties in the US state of California. In 2010 census, the county had a population of 3,222,466 and a population density of 275 people per km², making it the fifth most populous county in the United States and the second in California. In 2019 county had a population of 3,338,330.. The county's headquarters are San Diego.

San Diego County, CA locator map
Location of San Diego County, CA on California map.

About

San Diego County is a county located in the U.S. state of California. As of the 2010 census, the population was 3,095,313 and a population density of 264 people per km². After 9 years in 2019 county had an estimated population of 3,338,330 inhabitants. Its county seat is San Diego. The county was created 171 years ago in 1849.

San Diego County has a total area of 4,525.50 square miles (11721 km2), of which 4522.78 square miles (11713.95 km2) is land and 2.72 square miles (7.05 km2) is water.

San Diego County map

San Diego County, CA Quick Facts

Population : 3,338,330 (2019)
Country : United States of America
State : California
Twitter username : sandiegocounty
Area : 11721 km2
Water as percent of area : 7.05%
Land as percent of area : 92.95%
Named for : San Diego
Altitude : 6,535 feet / 1992 meters
Capital : San Diego
Establishment : January 01, 1850
Time Zone : Pacific Time Zone
Local time : 21:18:04 (20th April 2021)
Density : 285 Pop. per km² as of 2019
Population growth : 7.28% (2010-2019)

San Diego County, CA has 4 neighbors .

The population of San Diego County increased by 7.28% in 9 years.

Year Population Method
2010 3,095,313 census
2011 3,137,156 estimation process
2012 3,174,335 estimation process
2013 3,209,768 estimation process
2014 3,248,877 estimation process
2015 3,280,850 estimation process
2016 3,306,089 estimation process
2017 3,321,237 estimation process
2018 3,333,861 estimation process
2019 3,338,330 estimation process

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People born in San Diego County, CA (15)

People born in San Diego County, CA, including US actress Kristen Dalton, tennis player James Brink, writer Patricia Geary, you can see a list of people who born in San Diego County, CA.

San Diego County, CA Populated Places (more)

Cities, Towns, Neighborhoods & Other Populated Places in San Diego County, CA.

City Name Population Title
San Diego 1,423,851 City in San Diego County, California, United States, eighth largest city in the country by population
Chula Vista 274,492 City in California
Oceanside 175,742 City in California, United States
Escondido 151,625 City in California
Carlsbad 115,382 Spa city in western Bohemia, Czech Republic
El Cajon 102,708 City in California, United States of America
Vista 101,638 City in San Diego County, California, United States
San Marcos 96,664 City in Texas, United States
Encinitas 62,709 City in California, USA
National City 61,394 City in California
La Mesa 59,249 City in San Diego County, California, United States
Santee 58,081 City in California
Poway 49,323 City in San Diego County, California, United States
Imperial Beach 27,440 City in California, USA
Lemon Grove 26,811 City in San Diego County, California, USA
Coronado 23,731 City in San Diego County, California, United States

California Other Counties (more counties)

County Name Population Title
Los Angeles County 10,039,107 County in California, United States of America
Los Angeles 3,979,576 County seat of Los Angeles County, California; second largest city in the United States by population
Orange County 3,175,692 County in California, United States
Riverside County 2,470,546 County in California, United States
San Bernardino County 2,180,085 County in California, United States
Santa Clara County 1,927,852 County in California, United States
Alameda County 1,671,329 County in California, United States
Sacramento County 1,552,058 County in California, United States
San Diego 1,423,851 City in San Diego County, California, United States, eighth largest city in the country by population
Laguna 1,370,232 Former census-designated place
Contra Costa County 1,153,526 County in California, United States
San Jose 1,021,795 County seat of Santa Clara County, California; tenth largest city in the United States by population
Fresno County 999,101 County in California, United States
City and County of San Francisco 883,869 Consolidated city-county in California, United States
San Francisco 881,549 Consolidated city-county in California, United States
Ventura County 846,006 County in California, United States of America

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