But as celebrities and ceos alike began tweeting, twitter was no longer the brunt of so many jokes. While many assume that twitter made him a billionaire, it’s really block inc. · explore jack dorsey ’ s impressive net worth , tracing his rise from twitter co-founder to fintech innovator. Before gravitating to tech, dorsey was a. In 2009 jack co-founded a second company that he named square. He was fascinated by the technological challenge of coordinating taxi drivers, delivery vans, and other fleets of vehicles tha. (formerly square) that accounts for the lion’s share of his fortune. If youve ever bought something at a farmers market or. Jack dorsey was born on , in st. In april 2020, those 60 million shares were worth $3. 6 billion. See full list on celebritynetworth. com In its early days, the site also suffered from frequent service outages. And his early bitcoin investments. In april 2020, jack announced he was moving $1 billion worth of those shares into an llc he launched called start small, which he said would focus on covid-19 relief, womens health, education,. Learn how dorsey’s ventures like square and his investments have shaped his financial success. · in 2020, he promised to give away $1 billion (then 28% of his net worth ) to covid-19 relief and other causes. He has donated $760 million so far. Up until april 2020, jack owned roughly 60 million shares of mobile payments company square. The idea came to jack after a friend (who then became his co-founder) complained about not being able to sell glass faucets and fittings because he didnt accept credit cards. He listed the home for sale in august 2019, finding a buyer two months later who paid $4. 6 million. · as of 2025, jack dorsey’s net worth is estimated between $3. 8 billion and $4. 5 billion , largely driven by his shareholding in block, inc. · at 48 years old, jack dorsey is sitting on an impressive net worth of approximately $4 billion as of 2025. He is also the founder of bluesky. According to his forbes profile, he has a net worth of approximately $5. 1 billion as of 2024. When twitter was originally launched, it was ridiculed by some critics as a tool for the shallow and self-centered to broadcast the minutiae of their lives to the universe. He became interested in computers and communications at an early age and began programming while still a student at bishop dubourg high school in st. In august 2018 jack dorsey paid $4. 22m million for a home in the hollywood hills of los angeles. Though he may be most widely known as the co-founder and co-creator of twitter, interestingly, the majority of jack dorseys net worth actually comes from his stake in the mobile payments company square. Jack has pledged over $1 billion to charity. Square is a mobile payment/financial services company. Jack dorsey is an american entrepreneur known for co-founding twitter (x) and square (now block). In 2017, he paid $22 million for the house next door. His primary residence since 2012 is a large home in san francisco, which he bought for $10 million. Jack dorsey is an american web developer and businessman who has a net worth of $4 billion. As of may 2025, forbes estimated his net worth to be $3. 8 billion.