Basic information

| Attribute | Detail | | :--- | :--- | | **Official Name** | City of Sunnyvale | | **Common Name** | Sunnyvale | | **Native Name(s)** | Tamyen (historical Ohlone) | | **Nicknames** | The Heart of Silicon Valley | | **Motto** | _Data not readily available for this location._ | | **Geographic Level** | City | | **Country** | United States | | **State/Province** | California | | **Capital** | N/A | | **Government Type** | Council-Manager | | **Date Founded** | December 24, 1912 (Incorporated) | | **Time Zone** | Pacific Time (PT) | | **Latitude** | 37.3688° N | | **Longitude** | 122.0363° W | | **Elevation** | 130 ft (40 m) | | **Total Area** | 22.69 sq mi (58.8 km²) | | **Population** | ~152,000 (2020 Census) | | **Population Density** | ~6,700/sq mi (~2,580/km²) | | **ZIP/Postal Codes** | 94085, 94086, 94087, 94088, 94089 | | **Area Codes** | 408, 669 | | **Official Languages** | English | | **Currency** | United States Dollar (USD) | | **Demonym** | Sunnyvale resident |