As of the 2010 census, the population was 3,095,313, making it California’s second-most populous county. San Diego is also part of the San Diego–Tijuana metropolitan area, the largest metropolitan area shared between the United States and Mexico. The county is larger in area than the combined states of Rhode Island and Delaware.
About San Diego County, California in brief

It no longer covered the entire border between California and Mexico, as it no longer extended from the Pacific Ocean to the Colorado River, and after this division in 1907 Imperial County was also the last county to be established in California. According to the S.C. Census Bureau, the county has an area of 4,526 square miles, which is 4,207 square miles and 319 miles square square square miles. It has a mild Mediterranean to semiarid climate and extensive chaparral vegetation, similar to the rest of the western portion of southern California. The lushly forested mountains receive more rainfall than average in southern California, while the desert region lies in a rain shadow to the east, which extends into the Desert Southwest region of North America. From west to east,San Diego County stretches from thePacific Ocean to its boundary with Imperial County, which separated from it in 1907, and from north to south, from the southern borders of Orange and Riverside Counties to the Mexico-U.S.-Mexico border and the Baja California municipalities of Tijuana and Tecate. At the time of its establishment in 1850, San Diego county was relatively large, and included all of southernmost California south and east of Los Angeles County. It is now the 38th largest metro area in the Americas, and ranks as the 18th most populous primary statistical area.
You want to know more about San Diego County, California?
This page is based on the article San Diego County, California published in Wikipedia (as of Dec. 17, 2020) and was automatically summarized using artificial intelligence.






