When They Were Your Age
What the World's Richest People Had Actually Done by Age 30
We went through the documented career timelines of the world's richest people and pulled out everything that happened at or before age 30 — the age most people are still a few years into their first real job.
Elon Musk, worth an estimated $405.74B today, had already co-founded Zip2 by age 24 (1995), the first of 2 documented milestones before turning 30.
Michael Dell, worth an estimated $302.91B today, had already founded Dell by age 19 (1984), the first of 2 documented milestones before turning 30.
Jeff Bezos, worth an estimated $267.75B today, had already graduated Princeton by age 22 (1986), the first of 3 documented milestones before turning 30.
Larry Page, worth an estimated $258.00B today, had already met Sergey Brin at Stanford by age 22 (1995), the first of 2 documented milestones before turning 30.
Mark Zuckerberg, worth an estimated $255.33B today, had already launched Facebook by age 20 (2004), the first of 3 documented milestones before turning 30.
Frequently Asked Questions
- What had the world's richest people done by age 30?
- Elon Musk had already co-founded zip2 by 24. See the full comparison above.
- Is every billionaire's timeline included?
- Only people with a documented career timeline on our site are included — 5 currently have at least one milestone at or before age 30.
- Can I compare a billionaire to my own age?
- Yes — the When They Were Your Age calculator above lets you pick any billionaire with a documented timeline and slide to any age to see exactly what they'd done by then.
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Figures are directional estimates from live public market data, not audited valuations, and this site is not affiliated with Forbes.