San Mateo County, California, United States

Overview of San Mateo County

• Name:
  San Mateo County
• Place Type:
  County
• Located In:
  California, United States
  
• County Seat:
  Redwood City
• Coordinates:
  Latitude:37.449939837° 26' 59.8"N

  Longitude:-122.3510825122° 21' 03.9"W
• Population:
  649,623
• Elevation:
  488 m
• Surrounding Counties:
  • Alameda E
  • Santa Clara SE
  • Santa Cruz SE
  • San Francisco N
• Histopolis Place ID:
  504704450
• Updated Nov 6, 2012