Population Share That Speaks a Language at Home Other Than Exclusively English
2007 2012 2017
Silicon Valley 49% 51% 52%
San Francisco 45% 45% 44%
California 43% 44% 44%
United States 20% 21% 22%

Data Source:

U.S. Census Bureau, American Community Survey


Silicon Valley Institute for Regional Studies

Data for Silicon Valley include Santa Clara and San Mateo Counties, and are from the United States Census Bureau, American Community Survey 1-Year Estimates, for the population five years and over. German includes other West Germanic Languages, French includes Haitian or Cajun, Tagalog includes Filipino, Slavic Languages include Russian, Polish, and other Slavic Languages, and Chinese includes Mandarin and Cantonese.

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Resources for Relevant Data and Reports (show)

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