If the proposed California Billionaire Tax Act qualifies for the November ballot and voters approve it, California residents worth more than $1 billion as of Dec. 31, 2025, would face a new 5% one-time tax on their net worth.

Here are Bay Area residents Forbes’ real-time billionaire tracker listed at $1 billion or more on that date:

•Larry Page — $257.6 billion (Google), Palo Alto

•Sergey Brin — $237.7 billion (Google), Los Altos

•Mark Zuckerberg — $227.3 billion (Meta), Palo Alto

•Jensen Huang — $163.9 billion (Nvidia), Los Altos

•Eric Schmidt — $35.6 billion (Google), Atherton

•Robert Pera — $25.0 billion (Ubiquiti), San Jose

•John Doerr — $20.1 billion (Kleiner Perkins), Woodside

•Jan Koum — $17.1 billion (WhatsApp), Atherton

•George Roberts — $15.7 billion (Kohlberg Kravis Roberts), Atherton

•Vinod Khosla — $12.5 billion (Khosla Ventures), Portola Valley

•Laurene Powell Jobs — $13.9 billion (Apple, Disney), San Francisco

•Riley Bechtel and family — $11.4 billion (Bechtel Group), San Francisco

•Dustin Moskovitz — $11.2 billion (Facebook), San Francisco

•Douglas Leone — $10.7 billion (Sequoia Capital), Atherton

•Chris Larsen — $10.2 billion (Ripple), San Francisco

•Brian Armstrong — $9.8 billion (Coinbase), San Francisco

•Andrew Karam — $9.6 billion (AppLovin), Menlo Park

•Marc Benioff — $9.3 billion (Salesforce), San Francisco

•Brian Chesky — $9.5 billion (Airbnb), San Francisco

•Nathan Blecharczyk — $9.1 billion (Airbnb), San Francisco

•Tench Coxe — $7.9 billion (Sutter Hill Ventures), Palo Alto

•Michael Moritz — $7.7 billion (Sequoia Capital), San Francisco

•Scott Cook — $6.9 billion (Intuit), Woodside

•John A. Sobrato and family — $6.3 billion (Sobrato Organization), Atherton

•Vlad Tenev — $6.2 billion (Robinhood), Palo Alto

•Baiju Bhatt — $6.5 billion (Robinhood), Palo Alto

•Stephen Cohen — $6.1 billion (Palantir), Palo Alto

•Ken Xie and family — $5.6 billion (Fortinet), Los Altos Hills

•Jayshree Ullal — $5.6 billion (Arista Networks), Saratoga

•Romesh T. Wadhwani — $5.5 billion (Symphony AI), Palo Alto

•Gordon Getty and family — $5.4 billion (Getty Oil), San Francisco

•George Lucas — $5.3 billion (Lucasfilm), San Anselmo

•Eduardo Vivas — $5.2 billion (AppLovin), Palo Alto

•Reed Hastings — $5.1 billion (Netflix), Santa Cruz

•Eric Yuan and family — $5.0 billion (Zoom), Santa Clara

•Jack Dorsey — $4.9 billion (Twitter, Block), San Francisco

•David Baszucki — $4.9 billion (Roblox), San Francisco

•Seth Boro — $4.8 billion (Thoma Bravo), San Francisco

•Dagmar Dolby and family — $4.7 billion (Dolby Laboratories), San Francisco

•Michael Xie — $4.6 billion (Fortinet), Los Altos Hills

•David Filo — $4.5 billion (Yahoo), Palo Alto

•Rupert Johnson Jr. — $4.4 billion (Franklin Templeton), Burlingame

•Thomas Siebel — $4.0 billion (Siebel Systems), Woodside

•Sanjit Biswas — $3.9 billion (Samsara), San Francisco

•John Bicket — $3.8 billion (Samsara), San Francisco

•Peter Gassner — $3.7 billion (Veeva Systems), Pleasanton

•John Fisher — $3.7 billion (The Gap), San Francisco

•Dario Amodei — $3.7 billion (Anthropic), San Francisco

•Jack Clark — $3.7 billion (Anthropic), San Francisco

•Tom Brown — $3.7 billion (Anthropic), San Francisco

•Jared Kaplan — $3.7 billion (Anthropic), Pacifica

•Kavitark Ram Shriram — $3.6 billion (Sherpalo Ventures), Menlo Park

•Hemant Taneja — $3.6 billion (General Catalyst), Palo Alto

•Richard Peery — $3.5 billion (Peery Arrillaga), Palo Alto

•Brian Acton — $3.5 billion (WhatsApp), Palo Alto

•Parker Conrad — $3.4 billion (Rippling), San Francisco

•Frank Slootman — $3.3 billion (Snowflake), Pleasanton

•Jay Paul — $3.2 billion (Jay Paul Company), San Francisco

•Alexandr Wang — $3.2 billion (Scale AI), San Francisco

•Jeff Rothschild — $3.2 billion (Facebook), Palo Alto

•William Chisholm — $3.1 billion (STG Partners), Atherton

•Jerry Yang — $3.0 billion (Yahoo), Los Altos Hills

•Vasily Shikin — $2.9 billion (AppLovin), San Francisco

•Aneel Bhusri — $2.8 billion (Workday), San Francisco

•Tim Draper — $2.8 billion (Draper Associates), Atherton

•Daniel Pritzker — $2.8 billion (Hyatt), Marin County

•Jed McCaleb — $2.8 billion (Ripple), Berkeley

•Fred Ehrsam — $2.8 billion (Coinbase), San Francisco

•Tony Xu — $2.6 billion (DoorDash), San Francisco

•John Pritzker — $2.6 billion (Hyatt), San Francisco

•Tim Cook — $2.6 billion (Apple), Cupertino

•Anthony Wood — $2.5 billion (Roku), Palo Alto

•Barbara Banke and family — $2.5 billion (Jackson Family Wines), Geyserville

•Reid Hoffman — $2.4 billion (LinkedIn, venture capital), Palo Alto

•Jeff Tangney — $2.4 billion (Doximity), Palo Alto

•Sheryl Sandberg — $2.3 billion (Facebook), Menlo Park

•Joe Lacob — $2.3 billion (Golden State Warriors), Atherton

•Kevin Systrom — $2.3 billion (Instagram), San Francisco

•Kenneth Hao — $2.3 billion (Silver Lake), Hillsborough

•Egon Durban — $2.2 billion (Silver Lake), Atherton

•Max Levchin — $2.2 billion (Affirm, PayPal), San Francisco

•Irving Grousbeck and family — $2.2 billion (Boston Celtics), Portola Valley

•James Scapa — $2.2 billion (Altair Engineering), Atherton

•Surya Midha — $2.2 billion (Mercor), San Francisco

•Brendan Foody — $2.2 billion (Mercor), San Francisco

•Adarsh Hiremath — $2.2 billion (Mercor), San Francisco

•Jon Winkelried — $2.1 billion (TPG), San Francisco

•Drew Houston — $2.0 billion (Dropbox), San Francisco

•Tom Steyer — $2.0 billion (Farallon Capital), San Francisco

•Sam Altman — $2.0 billion (OpenAI), San Francisco

•Patrick Hanrahan — $1.9 billion (Tableau), Portola Valley

•Dylan Field — $1.9 billion (Figma), San Francisco

•Evan Williams — $1.9 billion (Blogger, Twitter, Medium), San Francisco

•Marc Andreessen — $1.9 billion (Andreessen Horowitz), Menlo Park

•William Fisher — $1.7 billion (The Gap), San Francisco

•Kevin Marchetti — $1.7 billion (Lineage), San Francisco

•Nicholas Pritzker — $1.6 billion (Hyatt), Nicasio

•Art Levinson — $1.6 billion (Genentech, Apple), Hillsborough

•Charles Liang — $1.6 billion (Super Micro Computer), San Jose

•Benoit Dageville — $1.6 billion (Snowflake), San Carlos

•Doris Fisher — $1.6 billion (The Gap), San Francisco

•Ben Silbermann — $1.6 billion (Pinterest), San Francisco

•JoeBen Bevirt — $1.5 billion (Joby Aviation), Santa Cruz

•Nikil Viswanathan — $1.5 billion (Alchemy), San Francisco

•Joe Lau — $1.5 billion (Alchemy), Stanford

•Mike Speiser — $1.5 billion (Sutter Hill Ventures, Snowflake), San Francisco

•George Marcus — $1.4 billion (Marcus & Millichap), Los Altos Hills

•Mark Pincus — $1.4 billion (Zynga), San Francisco

•Brett Adcock — $1.4 billion (Figure), Palo Alto

•Nikesh Arora — $1.4 billion (Palo Alto Networks), Atherton

•Thierry Cruanes — $1.4 billion (Snowflake), San Mateo

•Sanjay Gajendra — $1.3 billion (Astera Labs), Santa Clara

•Jitendra Mohan — $1.3 billion (Astera Labs), Santa Clara

•Marissa Mayer — $1.3 billion (Google, Yahoo), Palo Alto

•Aman Sanger — $1.3 billion (Cursor), San Francisco

•Michael Truell — $1.3 billion (Cursor), San Francisco

•Steve Huffman — $1.3 billion (Reddit), San Francisco

•Shyam Sankar — $1.2 billion (Palantir), Palo Alto

•Stanley Tang — $1.2 billion (DoorDash), San Francisco

•Theresia Gouw — $1.1 billion (Acrew Capital), Palo Alto

•Chi Fung Cheng — $1.1 billion (Credo Technology), San Jose

•Jeff Lawson — $1.1 billion (Twilio), San Francisco

•Tom Preston-Werner — $1.0 billion (GitHub), San Francisco

•Trae Stephens — $1.0 billion (Anduril, venture capital), San Francisco

Note: Several people were not listed on Forbes’ real-time billionaire tracker as of Dec. 31, 2025 but appeared on the list in mid-January 2026, including TPG private equity founding partner Jim Coulter ($5.1 billion); Anthropic co-founders Daniela Amodei ($3.7 billion) and Sam McCandlish ($3.7 billion); Michael Cagney, co-founder of Figure Technology Solutions ($2.8 billion); Pinterest co-founder Paul Sciarrat ($1.8 billion); Robert Fisher of The Gap ($1.8 billion); and Google CEO Sundar Pichai ($1.5 billion).

Forbes said absences may reflect stock fluctuations or archival glitches. Forbes excludes dispersed family fortunes but attributes wealth of immediate family members to the founder of a fortune.

Net worth and residence information is drawn from Forbes’ real-time billionaire tracker and publicly reported Bay Area homes as of Dec. 31, 2025. Net worth fluctuates daily based on market prices and private-company valuations. Listed residences may not reflect an individual’s legal tax residency or where wealth would ultimately be subject to taxation.

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