San Diego (pronounced /ˌsæn diːˈeɪɡoʊ/), named after Saint Didacus (Spanish: Diego de Alcalá), is the eighth-largest city in the United States and second-largest city in California, after Los Angeles, with a population of 1,359,132 (Jan 2010) within its administrative limits on a land area of 372.1 square miles (963.7 km2). The urban area of San Diego extends beyond the administrative city limits with a population of 2,880,000. Also, this is part of a megalopolis (the San Diego and Los Angeles metropolitan areas) with a population of about 22 million. It is located on the Pacific Ocean at the southernmost end of the west coast of the continental United States.The city is also the county seat of San Diego County