Harold Hamm & family Net Worth
Source of wealth: Oil & gas
$19B
— today
Live · · Forbes real-time
Harold Hamm & family's net worth is $19 billion as of November 7, 2026, according to Forbes' real-time data, which makes Harold Hamm & family the 141st richest person in the world.
Made since you opened this page
$0.00⏱ 00:00:00 on this page$9.89 per second · based on net worth growth
Spend Harold Hamm & family's money →How much does Harold Hamm & family make per second, hour and day?
Per second
$9.89
Per minute
$593
Per hour
$35,610
Per day
$854,636
Per week
$5.98M
Per year
$312.2M
Basis: Forbes 2025 World's Billionaires list → Forbes Real-Time Billionaires. How we calculate this
How long it takes Harold Hamm & family to earn…
- a Big Mac0.61 seconds
- an iPhone 17 Pro Max3.4 minutes
- the median US salary1.8 hours
- a Tesla Model S Plaid2.7 hours
- an average US home11.8 hours
- a Bugatti21.9 days
- a superyacht351.0 days
How did Harold Hamm & family get so rich?
Harold Hamm & family, whose fortune comes from Oil & gas, has an estimated net worth of $19 billion. That ranks 141st on Forbes' live list of the world's billionaires. Citizenship: United States (based in Oklahoma City, Oklahoma).
Since April 2025, when Forbes measured it at $18.5 billion, Harold Hamm & family's fortune has grown by $500 million — an average of $9.89 per second, or $854,636 per day.
Harold Hamm & family's net worth was $12.2 billion on Forbes' 2015 list, so it has grown about 1.6x since then.
Harold Hamm & family net worth history (2015–2026)
| Year | Net worth | Change |
|---|---|---|
| 2026 | $16B | −$2.5B |
| 2025 | $18.5B | $0 |
| 2024 | $18.5B | $0 |
| 2023 | $18.5B | +$1.3B |
| 2022 | $17.2B | +$7.8B |
| 2021 | $9.4B | +$7B |
| 2020 | $2.4B | −$10.3B |
| 2019 | $12.7B | −$1.4B |
| 2018 | $14.1B | +$800M |
| 2017 | $13.3B | +$8.2B |
| 2016 | $5.1B | −$7.1B |
| 2015 | $12.2B | — |
Ranked near Harold Hamm & family
| # | Name | Net worth | Today | Per second | Country |
|---|---|---|---|---|---|
| 138 | Rick Cohen & familyWarehouse automation | $19.45B | +$714.8M(+3.8%) | $147/s | United States |
| 139 | Philip AnschutzEnergy, sports, entertainment | $19.3B | — | $47.48/s | United States |
| 140 | Renata Kellnerova & familyFinance, telecommunications | $19.15B | +$16.94M(+0.1%) | $18.76/s | Czech Republic |
| 141 | Harold Hamm & familyOil & gas | $19B | — | $9.89/s | United States |
| 142 | Ray DalioHedge funds | $18.89B | — | $96.83/s | United States |
| 143 | Zhong HuijuanPharmaceuticals | $18.78B | −$185.1M(−1.0%) | $164/s | China |
| 144 | Beate HeisterSupermarkets | $18.77B | — | $74.66/s | Germany |
Compare Harold Hamm & family with…
Harold Hamm & family net worth: FAQs
What is Harold Hamm & family's net worth?
Harold Hamm & family's net worth is $19 billion as of November 7, 2026, according to Forbes' real-time data, which makes Harold Hamm & family the 141st richest person in the world.
How much does Harold Hamm & family make per second?
About $9.89 per second. Since April 2025, when Forbes measured it at $18.5 billion, Harold Hamm & family's fortune has grown by $500 million — an average of $9.89 per second, or $854,636 per day.
How much does Harold Hamm & family make a day?
Roughly $854,636 per day — that's $35,610 an hour and $593 a minute, based on average net worth growth.
How did Harold Hamm & family make their money?
The main sources of Harold Hamm & family's wealth are: Oil & gas. Forbes classifies the fortune as self-made.
How long would it take an average person to earn Harold Hamm & family's net worth?
A typical full-time US worker earning about $63,128 a year would need roughly 300,976 years to earn Harold Hamm & family's fortune — without spending a cent.
How old is Harold Hamm & family?
Harold Hamm & family is 80 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.