The 25 richest people in Silicon Valley

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Larry Page and Sergey Brin are the third- and fourth- richest people in Silicon Valley.

• Silicon Valley has long been a hotbed for tech start-ups. The valley includes Bay Area cities such as San Jose and Palo Alto.
• According to Forbes real-time billionaire data, the richest 25 people in Silicon Valley range from tech founders to successful venture capitalists.
• The top three seats include the founders of Facebook, Oracle, and Google.
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Silicon Valley is home to many of the world's tech giants - and its high-ranking billionaires.

Consistently ranked as one of the most expensive places to live in the US, Silicon Valley encompasses the Santa Clara area and includes company headquarters based in Palo Alto, Menlo Park, and Mountain View. The tech titans - with executives ranging from Google to Uber - who work in these areas are among some of the richest in the industry.

Read more: Tech CEOs in San Francisco are paying up to $10 million to throw ragers when their companies go public - and they're going all out with ice sculptures, A-list celebs, and themed concerts

Looking at the top 25 richest people working in Silicon Valley based on real-time data from Forbes, the list includes social behemoths such as Facebook's Mark Zuckerberg and Twitter's Jack Dorsey, alongside Tesla founder Elon Musk. Also on the ranks are successful venture capitalists, real estate moguls, and the legendary filmmaker George Lucas.

There is some disagreement about the geographical boundaries of Silicon Valley. While some stick to Santa Clara County borders, for the purposes of this list, we included billionaires whose work is based in cities throughout Santa Clara County, including San Jose, and reaching up as far north as San Francisco.

Keep reading for a look at the 25 richest billionaires in Silicon Valley.

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