Peter Diamandis
- Net worth $60 million
- Birthday May 20, 1961
- Status -
- Country United States
- Source(-s) of wealth Author, Entrepreneur
How much is Peter Diamandis Worth? Peter Diamandis Net Worth in 2026
Peter Diamandis’s net worth is estimated at $60 million as of November 2026, with a plausible range of $20 million to $150 million.
The prizes he has launched total more than $600 million, about ten times our estimate of his own fortune. This one is a rough estimate: most of what he owns sits in private companies and funds that do not publish valuations.
| Net worth | $60 million (rough estimate) |
|---|---|
| Estimated annual income | Not disclosed |
| Born | 20 May 1961 (age 65) |
| Country | United States |
| Known for | Founding the XPRIZE Foundation and Singularity University |
| Main income sources | Events and speaking, stakes in longevity companies, venture fund fees, books |
How much is Peter Diamandis worth in 2026?
We put Peter Diamandis at about $60 million. He says he has founded or co-founded more than 25 companies, which is a lot of ways to make money and a lot of ways to not report it.
Estimates are thin because the documented numbers are about his organisations, not him: the foundation’s prize money is not his, and a venture fund’s assets under management are not fees.
How Peter Diamandis built it
- Offered a prize. The 10 million dollar Ansari XPRIZE was announced in 1996 and won on 4 October 2004.
- Started many companies. He says he has founded or co-founded more than 25 companies.
- Failed and tried again. BlastOff! Corporation shut in 2001 after about 5 million dollars of startup cost.
Learn the wealth mindset behind Peter Diamandis’s career in the Alux app.
Get the Alux appHow we got to $60 million
| Source | Our estimate | What it rests on |
|---|---|---|
| Events, speaking and Abundance360 | $20 million | An assumption. Wikipedia says one 2021 event he hosted in Santa Monica charged up to $30,000 a ticket, and he runs a private community, Abundance360, that his site links to. We have no attendance or pricing data. |
| Stakes in longevity and health companies | $25 million | An assumption covering Human Longevity, Fountain Life and Celularity, which he co-founded or backed. Celularity was co-founded in February 2018 and a headline on Wikipedia’s reference list mentions a $250 million raise, but no ownership figure is public. |
| BOLD Capital Partners fees and carry | $10 million | The fund had $600 million under management in 2015. We assume his share of fees and profits over ten years is $10 million after tax. |
| Books | $3 million | Abundance (2012) reached number two on the New York Times list and stayed nine weeks, and Life Force with Tony Robbins, out in February 2022, became a bestseller. We assume royalties of $3 million. |
| Company exits | $2 million | Zero Gravity was bought by Space Adventures in March 2008 and Starport.com by Space.com in June 2000. We found no published prices, so we assume $2 million. |
The rows add to $60 million. None comes from a disclosed payout, and we label it as the roughest of our estimates.
Prizes versus personal wealth
Our calculation: $600 million of prizes divided by our $60 million estimate is 10. His own site says XPRIZE has launched over $600 million in competitions and driven more than $10 billion of research and development, about 17 times the prize money.
The first big one, the $10 million Ansari XPRIZE announced on 18 May 1996, was won on 4 October 2004 by Mojave Aerospace Ventures. The newest is XPRIZE Healthspan, launched in November 2023 with $101 million.
Failures on the list
He was an early founder of International MicroSpace, which held a $100 million contract and was sold to CTA in 1993 for $250,000. BlastOff! Corporation started with about $5 million and shut in 2001. The one disclosed price, $250,000, was small.
The latest documented item is his Longevity Guidebook, released in January 2025, per his Wikipedia page.
What would move the figure
A listing or acquisition of Fountain Life or Human Longevity would turn paper stakes into prices. Fund distributions from BOLD would add to it. Without those, the figure stays a guess.
Peter Diamandis net worth FAQ
What is Peter Diamandis’s net worth?
Our rough estimate is $60 million as of November 2026, with a range of $20 million to $150 million.
How much prize money has XPRIZE launched?
More than $600 million in competitions, according to his site, including the $101 million Healthspan prize launched in November 2023.
How old is Peter Diamandis?
He was born on 20 May 1961, so he is 65.
What was the Ansari XPRIZE?
A $10 million spaceflight prize, announced in 1996 and won on 4 October 2004.
How large is BOLD Capital Partners?
The fund had $600 million under management when launched in 2015.
Which books did Peter Diamandis write?
Abundance in 2012, BOLD, The Future Is Faster Than You Think, and Life Force with Tony Robbins in 2022.
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How we estimate net worth
Our estimates are based on public reporting, company valuations, and deal and earnings figures all compiled in an internal valuation model. They are approximate, and figures change over time as new information emerges.
Last updated: November 2026.
Photo: Brassfield / Wikimedia Commons, CC BY-SA 4.0, cropped