Coronado is a resort city located in San Diego County, California, across the San Diego Bay from downtown San Diego. It was founded in the 1880s. Its population was 24,697 at the 2010 census, up from 24,100 at the 2000 census.Coronado lies on the geographic combination of an island connected to the mainland by a tombolo called the Silver Strand. The first explorer to map and name Coronado (Sebastian Vizcaino) drew a map of the island in 1602. He named the land mass Coronado. In 2012, Dr. Stephen Leatherman, Director of the Laboratory for Coastal Research, ranked Coronado Beach as the best beach in the United States.Coronado is Spanish for "crowned one", and thus it is nicknamed The Crown City. Three ships of the United States Navy have been named after the city, including the.HistoryCoronado was incorporated as a town on December 11, 1890. The land was purchased by Elisha Spurr Babcock, along with Hampton L. Story, and Jacob Gruendike. Their intention was to create a resort community, and in 1886, the Coronado Beach Company was organized. By 1888, they had built the Hotel del Coronado, and the city became a major resort destination. They also built a schoolhouse, and formed athletic, boating, and baseball clubs.