GiveRate / All records / Forbes 400 (Sept. 2026) / Scott Duncan
Scott Duncan
Under 1%
Scott Duncan has given an estimated under 1% of current net worth ($11.3B), based on Forbes' philanthropy score.
- GiveRate
- Under 1%
- Net worth
- $11.3B
- Stated lifetime giving
- Not stated
- Forbes 400
- #137 · Pipelines · Houston, Texas
- Status
- Source-reported range
- Sources
- Forbes 400 profile · Sept. 2026
The math
Forbes philanthropy score 1 of 5: lifetime giving is under 1% of current net worth. The range is Forbes' own banding; GiveRate shows it as published.
Profile
- Age
- 43
- Residence
- Houston, Texas
- Industry
- Energy
- Source of wealth
- Pipelines
- Self-made
- No (inherited or family wealth)
- One-year change
- $9.2B (#141) in Sept. 2025 to $11.3B (#137) in Sept. 2026, a gain of 23%.
What the range means in dollars
Forbes gives Scott Duncan a philanthropy score of 1 out of 5, meaning lifetime giving equals under 1% of current net worth. On a $11.3B fortune, that implies lifetime giving of less than $113M. 177 of the 400 share this score and 206 score higher.
For scale: under 1% of a $50,000 household income would be under $500.
Others in Energy
- Lyndal Stephens Greth & family: Not scored · $30.0B
- Harold Hamm & family: 1–5% · $19.0B
- George Kaiser: 10–20% · $16.5B
- Jeffery Hildebrand: 1–5% · $14.7B
- Robert Pender: Under 1% · $14.3B
- Michael Sabel: Under 1% · $14.3B
Others in Texas
- Elon Musk: Under 1% · $908B
- Michael Dell: 1–5% · $263B
- Alice Walton: 1–5% · $118B
- Elaine Marshall & family: Under 1% · $32.2B
- Lyndal Stephens Greth & family: Not scored · $30.0B
- Stanley Kroenke: Under 1% · $27.6B
Questions
How much has Scott Duncan given to charity?
Forbes scores Scott Duncan 1 of 5 for philanthropy, meaning lifetime giving of under 1% of net worth, less than $113M on a $11.3B fortune.
What is Scott Duncan's net worth?
Forbes estimates $11.3B as of September 2026, ranking #137 on the Forbes 400.
What is Scott Duncan's GiveRate?
Under 1%. GiveRate is lifetime giving as a share of wealth, built from published Forbes figures. See giverate.org/methods/ for the method.
GiveRate is an estimate built only from the published figures above. Wealth and giving totals are themselves estimates. See methods. Spot an error? Request a correction. See all Forbes 400 (Sept. 2026) · Open in the interactive rankings · Calculate your own GiveRate