Stacker compiled the richest billionaires in California using data from Forbes. Net worth is as of April 13, 2026.
The first billionaire is generally considered to be John D. Rockefeller in 1916, though some argue it was Henry Ford in 1925. Fast-forward over 100 years and there are now around 3,000 billionaires around the world. Read on to see which billionaires live in your area and the richest across the country.
Richest billionaires in California
#20. Adam Foroughi
– Net worth: $15.1 billion
– Source: advertising technology
– Industry: Technology
– Lives in: Truckee, California
#19. Jan Koum
– Net worth: $17.0 billion
– Source: WhatsApp
– Industry: Technology
– Lives in: Atherton, California
#18. Patrick Collison
– Net worth: $17.5 billion
– Source: Payment software
– Industry: Technology
– Lives in: San Francisco, California
#17. John Collison
– Net worth: $17.5 billion
– Source: Payment software
– Industry: Technology
– Lives in: San Francisco, California
#16. Eric Smidt
– Net worth: $17.9 billion
– Source: Hardware stores
– Industry: Fashion & Retail
– Lives in: Beverly Hills, California
#15. Brett Adcock
– Net worth: $19.1 billion
– Source: Robots
– Industry: Technology
– Lives in: Palo Alto, California
#14. Donald Bren
– Net worth: $19.2 billion
– Source: Real estate
– Industry: Real Estate
– Lives in: Newport Beach, California
#13. David Sun
– Net worth: $19.9 billion
– Source: Computer hardware
– Industry: Technology
– Lives in: Irvine, California
#12. John Tu
– Net worth: $20.0 billion
– Source: Computer hardware
– Industry: Technology
– Lives in: Rolling Hills, California
#11. John Doerr
– Net worth: $20.9 billion
– Source: Venture capital
– Industry: Finance & Investments
– Lives in: Woodside, California
#10. Henry Nicholas III
– Net worth: $23.3 billion
– Source: Semiconductors
– Industry: Technology
– Lives in: Newport Coast, California
#9. Peter Thiel
– Net worth: $28.0 billion
– Source: Facebook, investments
– Industry: Finance & Investments
– Lives in: Los Angeles, California
#8. Andreas von Bechtolsheim & family
– Net worth: $31.4 billion
– Source: Google
– Industry: Technology
– Lives in: Palo Alto, California
#7. Robert Pera
– Net worth: $31.7 billion
– Source: Wireless networking
– Industry: Technology
– Lives in: San Jose, California
#6. Henry Samueli
– Net worth: $35.9 billion
– Source: Semiconductors
– Industry: Technology
– Lives in: Newport Beach, California
#5. Eric Schmidt
– Net worth: $36.3 billion
– Source: Google
– Industry: Technology
– Lives in: Atherton, California
#4. Jensen Huang
– Net worth: $163.9 billion
– Source: Semiconductors
– Industry: Technology
– Lives in: Los Altos, California
#3. Mark Zuckerberg
– Net worth: $217.7 billion
– Source: Facebook
– Industry: Technology
– Lives in: Palo Alto, California
#2. Sergey Brin
– Net worth: $243.5 billion
– Source: Google
– Industry: Technology
– Lives in: Los Altos, California
#1. Larry Page
– Net worth: $263.9 billion
– Source: Google
– Industry: Technology
– Lives in: Palo Alto, California
Richest billionaires in the U.S.
#10. Jim Walton & family
– Net worth: $140.2 billion
– Source: Walmart
– Industry: Fashion & Retail
– Lives in: Bentonville, Arkansas
#9. Rob Walton & family
– Net worth: $143.0 billion
– Source: Walmart
– Industry: Fashion & Retail
– Lives in: Bentonville, Arkansas
#8. Michael Dell
– Net worth: $164.0 billion
– Source: Dell Technologies
– Industry: Technology
– Lives in: Austin, Texas
#7. Jensen Huang
– Net worth: $163.9 billion
– Source: Semiconductors
– Industry: Technology
– Lives in: Los Altos, California
#6. Larry Ellison
– Net worth: $198.0 billion
– Source: Oracle
– Industry: Technology
– Lives in: Manalapan, Florida
#5. Mark Zuckerberg
– Net worth: $217.7 billion
– Source: Facebook
– Industry: Technology
– Lives in: Palo Alto, California
#4. Sergey Brin
– Net worth: $243.5 billion
– Source: Google
– Industry: Technology
– Lives in: Los Altos, California
#3. Jeff Bezos
– Net worth: $250.1 billion
– Source: Amazon
– Industry: Technology
– Lives in: Miami, Florida
#2. Larry Page
– Net worth: $263.9 billion
– Source: Google
– Industry: Technology
– Lives in: Palo Alto, California
#1. Elon Musk
– Net worth: $803.1 billion
– Source: Tesla, SpaceX
– Industry: Technology
– Lives in: Austin, Texas
