Silicon Valley is a global center of technological innovation located in the South San Francisco Bay Area of California. The area was named after the primary material found in computer microprocessors. Silicon Valley is home to dozens of major technology, software, and internet companies.

Silicon Valley, industrial region around the southern shores of San Francisco Bay, California, U.S., with its intellectual centre at Palo Alto, home of Stanford University.

In 2018, the median rental rate in Silicon Valley was $2,911, the highest of any major metropolitan region in the United States. At $3.20 per square foot, the San Jose metro area has the second highest rental rate per square foot in the United States, behind San Francisco at $3.42.

If you've seen the HBO show Silicon Valley, you know that the characters are loosely based on real Silicon Valley entrepreneurs. Peter Gregory is PayPal co-founder Peter Thiel. Gavin Belson is a mixture of the two Google founders, Sergey Brin and Larry Page.