Coronado, also known as Coronado Island, is an affluent resort city located in San Diego County, California, 5.2 miles from downtown San Diego.  Its population was 24,697 at the 2010 census, up from 24,100 at the 2000 census. U.S. News and World Report lists Coronado as one of the most expensive places to reside in the United States. Coronado lies on a peninsula connected to the mainland by a 10-mile isthmus called the Silver Strand, Locals sometimes call Coronado The Island or Coronado Island, and they denote the core living and business area as The Village.