Greater Los Angeles Area

Los Angeles and Orange counties are the first and third most populous counties in California respectively, and Los Angeles, with 9,819,000 people in 2010, is the most populous county in the United States. The combined Los Angeles metropolitan area is home to 18.2 million people, making it the most populous metropolitan area in the western United States and the largest in area in the United States. The metro area has at its core the Los Angeles-Long Beach-Anaheim corridor, an urbanized area defined by the Census Bureau with a population 12,150,996 as of the 2010 Census.