Silicon Valley mints 23 new billionaires

If you want to become super-rich, move to Silicon Valley.

The tech hub has minted 23 new billionaires in the last year alone. Last year, the tech industry also spawned the world's youngest billionaire - Evan Spiegel, 24, the CEO and co-founder of mobile messaging company Snapchat, who has a net worth of $1.5-billion.

Snapchat's other co-founder, 25-year-old Bobby Murphy, had the same net worth.

Garrett Camp, 36, and Travis Kalanick, 38, the co-founders of Uber - recently valued at $41-billion - joined the list with estimated fortunes of $5.3-billion.

The rich list shows that California now has 131 individuals worth 10 figures, more than any country other than China and the US. Of the 1826 billionaires on the list, 290 were newcomers and a record 46 were under the age of 40.

Elizabeth Holmes, director of the blood-testing firm Theranos, is the youngest self-made woman on the list at 31.

Silicon Valley denizens at the top of the list are Facebook CEO Mark Zuckerberg (16th) with a net worth of $33.4-billion and Google CEO Larry Page (19th), whom Forbes says is worth $29.7-billion.