San Carlos, CA

San Carlos is a city in San Mateo County, California, United States. The population is 30,722 per the 2020 census.
  • Country: United States
  • State: California
  • County: San Mateo
  • Incorporated: July 8, 1925
  • Elevation: 33 ft (10 m)
  • Area code: 650
  • Named for: Unknown (suggested to be San Carlos, King Charles III, Feast of St. Charles)


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