Scott Duncan Net Worth
Source of wealth: Pipelines
$10.94B
+$68.09M(+0.6%) today
Live · · Forbes real-time
Scott Duncan's net worth is $10.94 billion as of November 7, 2026, according to Forbes' real-time data, which makes Scott Duncan the 322nd richest person in the world.
Made since you opened this page
$0.00⏱ 00:00:00 on this page$38.40 per second · based on net worth growth
Spend Scott Duncan's money →How much does Scott Duncan make per second, hour and day?
Per second
$38.40
Per minute
$2,304
Per hour
$138,225
Per day
$3.32M
Per week
$23.22M
Per year
$1.21B
Basis: Forbes 2025 World's Billionaires list → Forbes Real-Time Billionaires. How we calculate this
How long it takes Scott Duncan to earn…
- a Big Mac0.16 seconds
- an iPhone 17 Pro Max52 seconds
- the median US salary27.4 minutes
- a Tesla Model S Plaid41.2 minutes
- an average US home3.0 hours
- a Bugatti5.6 days
- a superyacht90.4 days
How did Scott Duncan get so rich?
Scott Duncan, whose fortune comes from Pipelines, has an estimated net worth of $10.94 billion. That ranks 322nd on Forbes' live list of the world's billionaires. Citizenship: United States (based in Houston, Texas).
Since April 2025, when Forbes measured it at $9 billion, Scott Duncan's fortune has grown by $1.94 billion — an average of $38.40 per second, or $3.32M per day.
Scott Duncan's net worth was $6.2 billion on Forbes' 2015 list, so it has grown about 1.8x since then.
Scott Duncan net worth history (2015–2026)
| Year | Net worth | Change |
|---|---|---|
| 2026 | $9.8B | +$800M |
| 2025 | $9B | +$1.4B |
| 2024 | $7.6B | +$800M |
| 2023 | $6.8B | +$200M |
| 2022 | $6.6B | +$600M |
| 2021 | $6B | +$2.4B |
| 2020 | $3.6B | −$2.3B |
| 2019 | $5.9B | +$400M |
| 2018 | $5.5B | −$200M |
| 2017 | $5.7B | +$1.6B |
| 2016 | $4.1B | −$2.1B |
| 2015 | $6.2B | — |
Ranked near Scott Duncan
| # | Name | Net worth | Today | Per second | Country |
|---|---|---|---|---|---|
| 319 | James GoodnightSoftware | $10.98B | — | $21.40/s | United States |
| 320 | Daniel TsaiFinance | $10.95B | −$413.9M(−3.6%) | $80.14/s | Taiwan |
| 321 | Robert F. SmithPrivate equity | $10.94B | — | $2.83/s | United States |
| 322 | Scott DuncanPipelines | $10.94B | +$68.09M(+0.6%) | $38.40/s | United States |
| 323 | German KhanOil, banking, telecom | $10.84B | +$50.42M(+0.5%) | $24.48/s | Russia |
| 324 | David ShawHedge funds | $10.81B | — | $59.47/s | United States |
| 325 | Andreas Struengmann & familyPharmaceuticals | $10.8B | +$83.32M(+0.8%) | −$9.89/s | Germany |
Compare Scott Duncan with…
Scott Duncan net worth: FAQs
What is Scott Duncan's net worth?
Scott Duncan's net worth is $10.94 billion as of November 7, 2026, according to Forbes' real-time data, which makes Scott Duncan the 322nd richest person in the world.
How much does Scott Duncan make per second?
About $38.40 per second. Since April 2025, when Forbes measured it at $9 billion, Scott Duncan's fortune has grown by $1.94 billion — an average of $38.40 per second, or $3.32M per day.
How much does Scott Duncan make a day?
Roughly $3.32 million per day — that's $138,225 an hour and $2,304 a minute, based on average net worth growth.
How did Scott Duncan make their money?
The main sources of Scott Duncan's wealth are: Pipelines.
How much did Scott Duncan's net worth change today?
Scott Duncan's net worth rose by $68.09 million compared with the previous trading day, according to Forbes' real-time estimate on November 7, 2026.
How long would it take an average person to earn Scott Duncan's net worth?
A typical full-time US worker earning about $63,128 a year would need roughly 173,312 years to earn Scott Duncan's fortune — without spending a cent.
How old is Scott Duncan?
Scott Duncan is 44 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.