Snapshot of the Region

Snapshot of the Region

How do you define Silicon Valley?

For the purposes of the Silicon Valley Indicators and Silicon Valley Index publication, the geographical boundaries of the region have been defined as follows:

Santa Clara County (all)

Campbell, Cupertino, Gilroy, Los Altos, Los Altos Hills, Los Gatos, Milpitas, Monte Sereno, Morgan Hill, Mountain View, Palo Alto, San Jose, Santa Clara, Saratoga, Sunnyvale

San Mateo County (all)

Atherton, Belmont, Brisbane, Burlingame, Colma, Daly City, East Palo Alto, Foster City, Half Moon Bay, Hillsborough, Menlo Park, Millbrae, Pacifica, Portola Valley, Redwood City, San Bruno, San Carlos, San Mateo, South San Francisco, Woodside

Alameda County

Fremont, Newark, Union City

Santa Cruz County

Scotts Valley

San Francisco City and County*

*Because San Francisco has emerged in recent years as a vibrant contributor to the tech economy, we have included some San Francisco data in various charts throughout the Index.

Due to data availability restrictions for some indicators, only subsets of the region are included (as noted).

Silicon Valley Population Clock

0

As of

Based on California Department of Finance January 2018 population data for Fremont, Newark, Union City, and Scotts Valley, and July 2018 population data for Santa Clara and San Mateo Counties, and estimated using the most recent growth rates available. Estimates for births, deaths and migration are based on July data for San Mateo and Santa Clara Counties only.

infographic of Silicon Valley
pie chart pie chart
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*Oceania includes American Samoa, Australia, Cook Islands, Fiji, French Polynesia, Guam, Kiribati, Marshall Islands, Federated States of Micronesia, Nauru, New Caledonia, New Zealand, Northern Mariana Islands, Palau, Papua New Guinea, Samoa, Solomon Islands, Tonga, Tuvalu, Vanuatu, Wallis and Futuna.

Note: Area, Population, Jobs, and Average Annual Earnings figures are based on the city-defined Silicon Valley region; whereas Net Foreign Immigration and Domestic Migration, Adult Educational Attainment, Age Distribution, Ethnic Composition, and Foreign Born figures are based on Santa Clara and San Mateo County data only. Percentages may not add up to 100% due to rounding.

Additional Sources & Definitions (show)