John Mars Net Worth
Source of wealth: Candy, pet food
$50.35B
— today
Live · · Forbes real-time
John Mars' net worth is $50.35 billion as of November 7, 2026, according to Forbes' real-time data, which makes John Mars the 35th richest person in the world.
Made since you opened this page
$0.00⏱ 00:00:00 on this page$153 per second · based on net worth growth
Spend John Mars' money →How much does John Mars make per second, hour and day?
Per second
$153
Per minute
$9,197
Per hour
$551,797
Per day
$13.24M
Per week
$92.7M
Per year
$4.84B
Basis: Forbes 2025 World's Billionaires list → Forbes Real-Time Billionaires. How we calculate this
How long it takes John Mars to earn…
- a Big Mac0.04 seconds
- an iPhone 17 Pro Max13 seconds
- the median US salary6.9 minutes
- a Tesla Model S Plaid10.3 minutes
- an average US home45.7 minutes
- a Bugatti1.4 days
- a superyacht22.7 days
How did John Mars get so rich?
John Mars, whose fortune comes from Candy, pet food, has an estimated net worth of $50.35 billion. That ranks 35th on Forbes' live list of the world's billionaires. Citizenship: United States (based in Jackson, Wyoming).
Since April 2025, when Forbes measured it at $42.6 billion, John Mars' fortune has grown by $7.75 billion — an average of $153 per second, or $13.24M per day.
John Mars' net worth was $26.6 billion on Forbes' 2015 list, so it has grown about 1.9x since then.
John Mars net worth history (2015–2026)
| Year | Net worth | Change |
|---|---|---|
| 2026 | $49.1B | +$6.5B |
| 2025 | $42.6B | +$4.1B |
| 2024 | $38.5B | +$200M |
| 2023 | $38.3B | +$6.6B |
| 2022 | $31.7B | +$400M |
| 2021 | $31.3B | +$6.6B |
| 2020 | $24.7B | +$800M |
| 2019 | $23.9B | +$300M |
| 2018 | $23.6B | −$3.4B |
| 2017 | $27B | +$3.6B |
| 2016 | $23.4B | −$3.2B |
| 2015 | $26.6B | — |
Ranked near John Mars
| # | Name | Net worth | Today | Per second | Country |
|---|---|---|---|---|---|
| 33 | Ken GriffinHedge funds | $56.69B | — | $285/s | United States |
| 34 | Aliko DangoteCement, sugar | $54.51B | −$4.4M(−0.0%) | $606/s | Nigeria |
| 35 | Jacqueline MarsCandy, pet food | $50.35B | — | $153/s | United States |
| 35 | John MarsCandy, pet food | $50.35B | — | $153/s | United States |
| 37 | Lukas WaltonWalmart | $49.73B | −$630.2M(−1.3%) | $234/s | United States |
| 38 | Li Ka-shingDiversified | $48.83B | −$166.6M(−0.3%) | $197/s | Hong Kong |
| 39 | Giovanni FerreroNutella, chocolates | $46.36B | — | $161/s | Italy |
Compare John Mars with…
John Mars net worth: FAQs
What is John Mars' net worth?
John Mars' net worth is $50.35 billion as of November 7, 2026, according to Forbes' real-time data, which makes John Mars the 35th richest person in the world.
How much does John Mars make per second?
About $153 per second. Since April 2025, when Forbes measured it at $42.6 billion, John Mars' fortune has grown by $7.75 billion — an average of $153 per second, or $13.24M per day.
How much does John Mars make a day?
Roughly $13.24 million per day — that's $551,797 an hour and $9,197 a minute, based on average net worth growth.
How did John Mars make their money?
The main sources of John Mars' wealth are: Candy, pet food.
How long would it take an average person to earn John Mars' net worth?
A typical full-time US worker earning about $63,128 a year would need roughly 797,554 years to earn John Mars' fortune — without spending a cent.
How old is John Mars?
John Mars is 91 years old and is a citizen of United States.
Sources
- Net worth: Forbes Real-Time Billionaires (source), refreshed every 15 minutes.
- History: Forbes World's Billionaires lists, 2015–2026.
- Per-second figures are averages. See our methodology.