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St. Helena, California's Details

  • Country : United States
  • Motto : Napa Valley's Main Street, The Heart Of Napa Valley
  • State : California
  • Land : 12.83km2 | 4.96 sq mi
  • Water : 0.33 km2 | 0.13 sq mi | 0.81 %

    • City

  • City : 13.16 km2 | 5.08 Sq mi

    • Coordinates

  • 38°30′19″N 122°28′13″W

    • Code(s)

  • Zip Code : 94574
  • Area Code : 707

    • Website

  • Website : ci.st-helena.ca.us

    • Elevation

  • Elevation : 77 m | 253 ft

    • Time Zone

  • UTC -08:00
  • Summer : UTC -07:00